E. extensor carpi radialis longus, Flexion of the hip is a movement produced by the What muscle is the antagonist to the sternocleidomastoid? When viewed together, this pair forms a diamond or trapezoid shape, hence its name. What is the relationship between these muscles when bowing your head? C. supraspinatus B. diaphragm. B. lumbricals. What is the antagonist of the Flexor Carpi Ulnaris (wrist flexion)? Get access to this video and our entire Q&A library, Function & Anatomy of the Muscles of the Face, Neck & Back. Which of the following muscles has two heads? For instance, the sternocleidomastoid muscle of the neck has a dual origin on the sternum (sterno) and clavicle (cleido), and it inserts on the mastoid process of the temporal bone. E. orbicularis oculi. D. posterior compartment syndrome. A. pectoralis major. B hemoglobin in RBCs brings oxygen to muscles D. lateral rotation of the arm. Which muscle is known as the "boxer's muscle" for its ability to move the arm horizontally, as in throwing a punch? Under the sternocleidomastoid region runs a neurovascular bundle containing: When putting a central venous catheter (CVC), the medial edge of the sternocleidomastoid muscle serves as a lead structure. I would honestly say that Kenhub cut my study time in half. This article will discuss the anatomy, function and clinical relations of the sternocleidomastoid muscle. - triceps brachii at the elbow; third-class lever E. nonlever system. D. decreased support for the pelvic viscera. B. orbicularis oris A. Sternocleidomastoid. C. vastus lateralis D flex the arm, The muscle on the posterior side of the shoulder that raises the shoulder is the: D. zygomaticus major Which of the following represents a class I lever system? D. adductors. lateral flexion The end of the muscle that connects to the sternum is the A. origin. C. opponens pollicis. E. internal intercostals. The pair consists of muscles wherein one contracts while the other relaxes. Match the muscle's name with what generally describes one or more of its features: Muscle name that describes size. The sternocleidomastoid is innervated by the accessory nerve . They both work together to help you walk, sit, stand up, and do many other actions. D triceps brachii, The muscle around the eye that closes the eye is the: A biceps brachii- flexes forearm Semispinalis Capitis, etc. Dimitrios Mytilinaios MD, PhD B. procerus C. allows one to sit cross-legged. Which muscle dorsiflexes and inverts the foot? A. auricularis What is the antagonist of the Tensor Fasciae Latae (Abduction of femur)? Match the following fascicle arrangement with the appropriate power generation or description: Parallel, Straplike with an expanded belly; great ability to shorten but not usually very powerful. C. extensor digitorum longus articular muscle one that has one end attached to the capsule of a joint. C. urination. pectoralis minor Match the word to its correct meaning: Rectus. C. biceps femoris C. triceps brachii and supinator. A. fix the scapula in place. B. soleus 1 Definition. The brachial plexus should lie between these two muscles. skeletal muscle contracts and pulls on bone. (a) greater for well 1, Antagonists counter the action of a prime mover. E. supinators. The sternocleidomastoid travels indirectly across the side of the neck. a. Longissimus. TLR9 has also been designated as CD289 (cluster of differentiation 289). D. internal intercostals However, the second heart field has recently been identified as an additional source of myocardial progenitor cells. D tetanus/extended action potential, Which statement is NOT true of responses to excercise? B. pectoralis minor Which of the following muscles contracts during forced expiration? B ATP/carbon dioxide C. the muscle that does most of the movement. Learning anatomy is a massive undertaking, and we're here to help you pass with flying colours. (c) equal for both wells? B. soleus E. lever is a pivot point. C gluteus medius E. abductor pollicis brevis. B. gastrocnemius; soleus D. extensor hallicus longus fulcrum-pull-weight A. palmaris longus C oxygen A. difficult urination. Our experts can answer your tough homework and study questions. D iliopsoas, The muscle on the anterior thigh that flexes the thigh is the: A more permeable to potassium ions The major head flexor muscles are the __________. The sternocleidomastoid muscle creates the borders for both the anterior and the posterior triangles of the neck, and is innervated by the spinal accessory nerve (). Anatomy of the Respiratory System The function of the respiratory system is to obtain oxygen from the atmospheric air Oxygenating all cells of the body Obtains oxygen from atmospheric air, alveoli is where gas exchange occurs Oxygen diffuses from the blood Ventilation:taking oxygen in and exhaling co2 (breathing) inspiration : transport of oxygen through alveoli . A) The sternocleidomastoid is the synergist, and the splenius cervicis is the fixator. The muscle that divides the ventral body cavity into the thoracic and abdominopelvic cavities is the __________. A. pectoralis major The prime mover for flexion of the thigh is the __________ muscle. C gluteus medius A. erector spinae D. extensor carpi radialis longus. Antagonistic pairs or pairs of muscles that work opposite one another can also contract at the same time and potentially cause injuries. Which of the following muscles is responsible for closing the eyelids? Study Anatomy Semester 1 exam review flashcards. E. creases in the cheeks, Closing or puckering the lips is the action of the _____ muscle. A muscle that stabilizes the origin of the prime mover (i.e. Neck Elongation. E. hyoglossus, Which of the following muscles is involved in swallowing? A. extrinsic muscles. The number of muscle fibers best determines how powerful a muscle will be, Which of the following joint muscles is correctly matched with its lever type? Which muscle lies directly posterior to the musculus serratus posterior inferior right and left muscle groups? a) Splenius capitis b) Semispinalis capitis c) Sternocleidomastoid d) Trapezius. B. tibialis anterior Kim Bengochea, Regis University, Denver. Which of the following muscles is part of the rotator cuff? B. diaphragm c. It pushes the charge backward. Apply a downward pressure. When an intramuscular injection is given in the anterior aspect of the thigh, the injection is in the What muscle(s) serves as an antagonist to the biceps? E. Scalenes. The end of the muscle that connects to the sternum is the, When a skeletal muscle contracts to cause a given movement, the more movable end of attachment of the muscle is termed its, When you "pull your tummy in" and compress your abdomen, you use the rectus abdominis, external abdominal oblique, internal abdominal oblique, and transversus abdominis muscles. E. quadratus lumborum, Which abdominal wall muscle is the most superficial of the oblique muscles? A. levator scapulae An agonist muscle is a muscle that is primarily responsible for the action being demonstrated. brevis; long B depolarization creates a reversal of charges What is the antagonist of the Serratus Anterior (Protract scapula)? What are the muscles of the head for Anatomy and Physiology? D. defecation. 3 synonyms for musculus sternocleidomastoideus: sternocleido mastoideus, sternocleidomastoid, sternocleidomastoid muscle. All of the following muscles are rotators of the arm. Which functional group has the major responsibility for countering a specific movement? - Muscle fibers running in parallel arrangement generate more power. B. deep transverse perineum muscle. The sternocleidomastoid muscles help to flex the neck. Nelissen, in Principles of Gender-Specific Medicine (Third Edition), 2017 37.3.1 Focal Dystonia. B. serratus anterior e) Trapezius. ______ is a stiff neck due to spasmodic contraction of the neck muscles that pull the head toward the affected side. E. rhomboideus major, Which of the following muscles of the chest has its insertion on the humerus? E. fibularis brevis, choose all that apply: C. contributes to laughing and smiling. Kenhub. C. orbicular. Copyright A. biceps femoris Which of the following muscles is primarily a postural muscle? Which of the following muscle movements are considered to be antagonistic? Which of the following muscles is responsible for elevating the eyebrows? Explain your reasoning using an example. A quadriceps femoris What is the antagonist of the Deltoid (Abduct humerus)? What is the antagonist of the Internal Oblique (Trunk flexion)? A flex the leg parallel arrangement of fascicles; characteristic of sphincter muscles Read more. D adductor group, The muscle on the anterior side of the thigh that flexes the lower leg is the: B. insert and sometimes originate on skin and connective tissue. B. serratus anterior . . What muscle is directly lateral to the sternohyoid? It has no effect. The type of muscle that functions as a sphincter is A. tibialis anterior Which of the following is not a muscle primarily involved in the breathing process? D. extensor hallicus longus The cervical plexus will have a honeycomb appearance of hypoechoic nodules super-cial to the brachial plexus within the groove between the inter-scalene muscles as shown in Fig. D orbicularis oculi- closes eye, Which muscle is NOT paired with its correct function? Grounded on academic literature and research, validated by experts, and trusted by more than 2 million users. What are the principal appendicular muscles of the body and distinguish their origins, insertions, actions, and innervations? E. raises the eyelid. Contracting the right sternocleidomastoid muscle would D myoglobin in muscles, Which statement is NOT true of oxygen and muscles? choose all that apply. The anterior triangle is delimited by the posterior border of the SCM, the inferior border of the mandible inferiorly, and the medial line of the neck medially. E. quadratus lumborum, difficult defecation and decreased support for the pelvic viscera. E. raises the eyelid. C. rotate the head toward the right. A. brachioradialis and anconeus. B cerebellum What is the antagonist of the Gastrocnemius (Plantarflexion)? What is the relationship between these muscles when bowing your head? C cerebrum: parietal lobes Hold the stretch for 10 to 20 seconds, then repeat on the other side. What is the antagonist of the Gluteus Medius (abduction of femur)? B flex the forearm A muscle that crosses the posterior side of a joint will always cause extension. D masseter- raises mandible, Which muscle is NOT paired with a synergist? Stabilizes the wrist during finger extension. D cerebrum: occipital bones, Which statement is NOT true of the muscles and the brain? All of these muscles working together can create an efficient, consistent stream of air that will help a singer create a strong and beautiful . E. All of these choices are correct. In order for both eyes to direct their gaze to the right, which of the following muscles are used? C. vastus lateralis. What anterolateral neck muscle will cause lateral neck flexion? Which of the following statements is correct? The sternocleidomastoids (SCMs) are superficially located neck muscles that play an important role in tilting your head and turning your neck, as well as other movements. movement of Vastus lateralis and Vastus medialis. B hamstring group A. erector spinae A remove excess body heat D. gluteus maximus. D. extensor digitorum longus B less permeable to potassium ions The sternocleidomastoid muscle is innervated by the accessory nerve (cranial nerve XI) and direct branches of the cervical plexus (C2-C3). Laura M. Kok, .Rob G.H.H. 1 and 3 2. Balance between muscle groups is ideal, as it will decrease pressure in your joints. The digastric muscle is involved in Sternocleidomastoid, Scalenes What is the antagonist of the Splenius Capitus (Neck extension)? B. biceps brachii. E. coccygeus only. An exception to this generalization is the extensor-flexor musculature of the ______. c. Which two muscles in that group are synergists? If the head is fixed, it elevates the sternum and clavicle and, thus, expands the thoracic cavity (inspiratory breathing muscle). E. fibularis brevis, . E. iliotibial tract, . B quadriceps femoris Which of the following is found in the posterior group of forearm muscles? A sartorius a. Antagonist b. Fixator c. Prime mover (agonist) d. Synergist. D pectoralis major, The function of the triceps brachii is to rhomboideus muscles What is the antagonist of the Tibialis Anterior (Inversion)? When both muscles of this pair are contracted simultaneously, they flex the neck forward. C. teres major People with this disorder show difficulties swallowing, extreme immobility of their throat, facial asymmetries and scoliosis. Describe what would happen to the surface temperature of a star if its radius doubled but there was no change in the stars luminosity. Antagonist muscles are muscles that counteract the action of agonist muscles.Some examples of antagonist muscles are:Triceps work . E. quadratus lumborum, Which abdominal wall muscle originates on the iliac crest and the lower lumbar vertebrae? Which of these muscles is not the muscle of inspiration? Write down equations to describe the alpha decay of the following atoms: Background: Tooth extraction, changing dentition and malocclusion can decrease area of occlusal contact and negatively affect masticatory efficiency. b) Levator palpebrae superioris. C. ring finger; thumb A. C toponin and tropomyosin C gluteus maximus D. causes crow's feet wrinkles. C positive/neutral Etymology and location [ edit] a. C sustained muscle contractions c) Orbicularis oculi. A muscle sense B. B muscle tone D. What is the antagonist of the Flexor Hallucis Longus (Toe 1 flexion)? The carotid pulse may be felt in the middle third of the front edge. B trapezius- raises shoulders B. origin and insertion. C extend the forearm The infraspinatus What is the antagonist muscle to the sternocleidomastoid? C. D. abducts the arm. Your hamstrings or the back of your thigh, and quadriceps which are located on the front of your thigh are an antagonistic pair. D. extensor carpi radialis brevis The depressor anguli oris muscle . E. rhomboideus major, Which muscle retracts, rotates, and fixes the scapula? This muscle binds the skull to the sternum and clavicle. E. trapezius, hold the head of the humerus in the glenoid fossa of the scapula, The rotator cuff muscles The sternocleidomastoid is the prime mover and the splenius cervicis is the antagonist. D. multifidus E. quadratus lumborum, Which abdominal wall muscle inserts on the 10th to 12th ribs and rectus sheath? Which one of those muscles is considered the prime mover? C. fulcrum is the part being moved. inhalation Which description of a muscle action is NOT correct? E. rhomboideus major, . D. masseter The ________ vertebrae are located in the neck. B. sartorius B. straight. A. plantaris A. A glycogen/carbon dioxide B. contributes to pouting. Which muscle group is the agonist? What is the antagonist of the Peroneus Longus (eversion)? The muscles that coordinate the opening and closing of the mouth? D. gluteus maximus. If a person drums their fingers on the table, they would be using which of the following muscles? A simple example of an antagonist is the Queen in Snow White and the Seven Dwarfs, who opposes and wants to destroy Snow White. The sternocleidomastoid muscles flex the neck, and the splenius cervicis muscles extend it. D. weight is the muscle mass. D. medial thigh compartment. A. quadriceps femoris Splenius Capitus. E. rotate the forearm, . The sternocleidomastoid muscle (also known as sternomastoid ) is found in the neck. Which of the following muscles extends the forearm and has its insertion on the ulna? B hamstring group C. facial expression. E. extensor digiti minimi. What is the antagonist of the Extensor Carpi Ulnaris (wrist extension)? The main muscle that resists a movement is called the antagonist. How would a lesion in the cerebellum differ from a lesion in the basal nuclei with respect to skeletal muscle function? - a synergist - an antagonist - a fixator - a prime mover - an antagonist. C gluteus maximus flexes thigh D. intrinsic muscles. C. medial rotation of the arm. B latissimus dorsi- flexes arm In order to stabilize the hyoid so that the larynx can be elevated in swallowing, the _____ muscle group is used. B. obliquely. Antonyms for sternocleidomastoid (muscle). E. gastrocnemius, Which of the following is a posterior thigh muscle? Which of the following muscle is found in the head? C. extensor digitorum longus A. interossei palmaris E. splenius capitis, Of the following muscles of the head, which one wraps around the orbits? C end lines of a sarcomere, and myosin filaments are attached C. occipitofrontalis When both sternocleidomastoid muscles contract, the head is flexed. In an antagonistic muscle pair as one muscle contracts the other muscle relaxes or lengthens. circular (1) right lateral rectus When the triceps brachii contracts the elbow extends. C. location and size. The pelvic diaphragm consists of what two muscles? Contraction of the inferior rectus muscle directs the pupil to look The sternocleidomastoid is a two-headed neck. a. pectoralis minor b. infraspinatus c. rhomboid major d. serratus anterior. Match the word to its correct meaning: Transverse. What is the antagonist of the Iliopsoas (flexion of femur)? In order to put on a glove, the fingers are abducted by hand muscles called the A. sartorius. The sternal head originates from the manubrium of sternum, while the clavicular head from the medial thirdof the clavicle. caustic, prodigal, exodus, irreverent, tenuous, retribution, taciturn, raconteur. convergent What is the antagonist of the Triceps Brachii (extension of forearm)? B. longissimus capitis The pelvic diaphragm is formed by the A quadriceps femoris B. hyperextension of the head . B ATP C. interspinales C. interspinales C brachioradialis and biceps brachii B. latissimus dorsi The sternocleidomastoid muscle inserts on the ________. convergent arrangement of fascicles; fan-shaped muscle D. subclavius What is the antagonist of the Vastus Medialis (knee extension)? Match the action with its appropriate arm muscle name: Flexes forearm at elbow joint and supinates forearm. B. splenius capitus deltoid; at a right angle to anterior, choose all that apply: B sacrospinalis group The trapezius muscle is a large, triangular, paired muscle located on the posterior aspect of the neck and thorax. movement of the sternocleidomastoid and the trapezius. circular arrangement of fascicles; describes the deltoid muscle, convergent arrangement of fascicles; fan-shaped muscle. Which of these muscles is the muscle of expiration? three, moose, plane. C. interspinales A. infraspinatus What is the antagonist of the Levator Scapulae (Elevate scapula)? weight-fulcrum-pull B triceps brachii B masseter it closes, purses, and protrudes the lips. a) biceps brachii. 5. B. gluteus medius. C tibialis anterior D muscle fibers must have oxygen to complete cell respiration, The term "oxygen debt" means C. interspinales B. childbirth. D. longus capitis D. extensor digitorum longus B. quadriceps group. A breathing has stopped and there is no oxygen in the blood Match the following description of muscles that move the head and trunk with its appropriate name: Flexes and laterally rotates the head, Match the muscle action involving mastication with its appropriate muscle name: Elevates mandible and moves mandible side to side. D. causes crow's feet wrinkles. B. soleus B. gluteus maximus and vastus lateralis. I hope you are all good and healthy!the sternocleidomastoid muscle. (c) equal for both wells? fulcrum-weight-pull, internal intercostals, transversus thoracis, choose all that apply: D depolarization is stimulated by cholinesterase, In the sliding filament mechanism of muscle contraction, the proteins that inhibit contractions are: The orbicularis oculi muscle The type of muscle that can contract with the greatest force is the C supply carbon dioxide C. orbicular. A. erector spinae This is an example of muscles working as. (a) Auricular. C glycogen/creatine 5. D. transversus abdominis A. tibialis anterior a. buccinator b. temporalis c. masseter d. orbicularis oris. A. injuries resulting from excessive stress on the tibialis posterior. B. force or pull is applied by the bone. A. sartorius E. coracobrachialis, The teres major and teres minor are not involved in Sensory branches of the cervical plexus merge dorsally to the muscle at the Erbs point (punctum nervosum) which can be used as a place of puncture for local anesthesia. C. latissimus dorsi B. extensor carpi ulnaris. Which of the following groups of muscles does not move the vertebral column? The information we provide is grounded on academic literature and peer-reviewed research. A myoglobin in muscles stores some oxygen What does the term levator mean? B. temporalis D troponin and myosin, When nerve impulses arrive so rapidly that a muscle fiber has no chance to relax, the result is Lateral flexion of the head and cervical spine when acting unilaterally Agonists: Splenius Capitis Antagonists: Splenius Capitis - contralateral side 4. What is the antagonist of the Extensor Digitorum Longus (Toes 2-5 extension)? E. psoas minor, Which back muscle extends the head? C. pectoralis minor B. soleus D. tensor fasciae latae movement of semimembranosus and semitendinosus. All content published on Kenhub is reviewed by medical and anatomy experts. C. linea alba Muscle that stabilizes the origin of another muscle, Muscle that opposes and reverses the action of another muscle, Muscle that is primarily responsible for bringing about a particular movement, Muscle that aids another by promoting the same movement. The muscular wall of the abdomen is composed of __________. D. retinaculum. C. body. Which of the following muscles is a flexor of the thigh? B. soleus List the muscle(s) that are antagonistic to the gastrocnemius. E. biceps femoris. B center lines of a sarcomere, and actin filaments are attached It pulls the charge forward. Explain the role of both muscles in terms of agonist and antagonist in both of these movements. A third charge is placed so that the entire three-charge system is in static equilibrium. E. suprahyoid muscles. C. longissimus capitis e) latissimus dorsi. After administering ketamine/xylazine mixture (50 and 5 mg/kg, respectively) in order to induce surgical anaesthesia, appropriate shaving of the right cervical area was performed. A deltoid What is the antagonist of the Teres Major (Adducts humerus)? E. are not involved in facial expression. C. gluteus maximus. E. is a common site for injections. Two square wells have the same length. When the internal intercostals and the abdominals engage to bring the ribcage back into its starting position, try to keep the ribcage and lungs as expanded as possible even as you exhale the breath. Match the following fascicle arrangement with its appropriate power generation or description: circular. C. abductor pollicis longus What is the antagonist of the Biceps Femoris (knee flexion)? The sternal division typically has 3-4 trigger points spaced out along its length, while the clavicular division has 2-3 trigger points. B. flexor carpi radialis. C both A and B D. extensor hallicus longus C trapezius C. standing on your tiptoes E. calcaneal tendon, Which of the following muscles is found in the lateral compartment of the leg? Match the muscle with its correct origin and insertion: Temporalis, Origin: temporal fossa (2) right medial rectus (ii) Is the magnitude of the ground-state momentum A latissimus dorsi An antagonist muscle is in opposition to a prime mover in that it provides some resistance and/or reverses a given movement. Damage to the muscle called the levator ani would result in B. coracobrachialis Choose the letter that best answers the question or completes the statement. rectus; straight [1] In the anterior triangle, we find the suprahyoid and infrahyoid muscles. b) orbicularis oris. Expiration is aided by the abdominal muscles and internal intercostal muscles. Match the muscle's name with what generally describes one or more of its features: Muscle name that describes action, Match the muscle's name with what generally describes one or more of its features: Muscle name that describes direction of fibers, Match the following description of muscles that move the head and trunk with its appropriate name: Composite muscle located along the back from thoracic region to head, Semispinalis capitis, cervicis, and thoracis. Which of the following is NOT used as a criterion for naming muscles? B. external abdominal oblique Muscles Muscles. E. down. B. infrahyoid B. contributes to pouting. The antagonist of the splenius capitis muscle is the Sternocleidomastoid. E. psoas minor. You should feel a stretch on the left side of your neck. D. insertion. A muscle that assists the muscle primarily responsible for a given action is a(n) __________. D. function and size. A gastrocnemius and soleus d) lateral pterygoid. A. back muscles are strong to maintain erect posture. D glycogen, In muscle contraction, the energy source _____ produces the waste product _____, which is excreted by the kidneys Focal dystonia, also known as "writer's cramp" or "pianist's cramp" is a painless motor control disorder involving sustained muscular contraction. As the agonist flexes, the opposite muscle (the. Identify the muscle that performs the following function: Two muscle pairs that flex the vertebral column; compress the abdomen, and laterally flex the vertebral column. The major movement produced during quiet breathing is accomplished by the C. vastus intermedius A they have opposite functions B they push bones in opposite directions Go to: Clinical Significance Change in the platysma with age: D. latissimus dorsi and pectoralis major. What is the antagonist of the Adductor Magnus (adduction of femur)? b) lateral rectus. D blood flow within muscles is increased by vasodilation, During exercise, the purpose of vasodilation in muscles is to: B. longissimus capitis B. temporalis and digastric. Give the scientific term for the muscles of the mouth, b. Sternocleidomastoid: a) used in chewing b) muscle of head or neck c) mandible d) cranium e) atlas f) muscle that move upper extremity g) suicide bags h) epiphysis i) cutaneous j) muscle that move lower extremity. Infer information from the first sentence, and then choose the word from the Word Bank that best completes the second sentence. Rectus Abdominus, External oblique, Internal oblique. Match the word to its correct meaning: Deltoid. C. infraspinatus Choose the BEST answer and use each answer only once for full points. Identify metals and alloys that have strengths comparable to those of reinforced plastics. D. to the nose. C the liver owes the muscles some oxygen E. flexor digitorum superficialis. The SCM muscle group can contain a whopping seven trigger points, making it's trigger point density one of the highest in the body. Clostridium botulinum Clostridium botulinum type A Clostridium botulinum type E Clostridium botulinum type B Clostridium botulinum type F Clostridium botulinum type D. C. adductor magnus If abdominal muscles are contracted while the vertebral column is fixed this will aid in A. What is the function of Sternocleidomastoid? If so, where does it form an image? Understand the anatomy of the face and neck and learn how many muscles are in and about the face's muscular system. Over a period of time these micro-contractions lead . B. rectus femoris E. Scalenes. a) Clavicle b) Cervical vertebrae c) Scapula d) Sacrum. Determine the molar analysis of the exiting mixture. b. A. supinate the forearm. B pump more blood to muscles B. opening the mouth. the muscle elevates and/or adducts a region. B tetanus Create flashcards for FREE and quiz yourself with an interactive flipper. Contracting the trapezius muscle would The. E. psoas minor, Which back muscle extends and rotates the vertebral column? A cerebrum: frontal lobes - gastrocnemius tendon at the ankle: first-class lever, biceps brachii at the elbow; third-class lever, Identify the action of the transversus abdominis. D there is too little oxygen in the lungs, In the neuromuscular junction, the membrane of the muscle fiber is called the: pennate arrangement of fascicles; spindle-shaped muscle A latissimus dorsi D. gluteus minimus. A. flexor carpi ulnaris. What is the antagonist of the Flexor Digitorum Longus (Toe 2-5 flexion)? What is the antagonist of the Extensor Digitorum (finger extension)? A. levator scapulae An equilibrium mixture of CO2,CO\mathrm{CO}_2, \mathrm{CO}CO2,CO, and O2\mathrm{O}_2O2 exits at 3000K,1.5bar3000 \mathrm{~K}, 1.5\ \text{bar}3000K,1.5bar. Identify the muscle that performs the following function: Paired muscle that extends vertebral column, maintains erect posture, and laterally flexes the vertebral column. The primary actions of the muscle are rotation of the head to the opposite side and flexion of the neck. . Sternocleidomastoid is the most superficial and largest muscle in the front portion of the neck. D. subclavius B. sartorius D center lines of a sarcomere, and myosin filaments are attached, During a state of polarization, the sacrolemma has a ______ charge outside and a ______ charge inside. Name five muscles that extend the vertebral column. Test your knowledge about the sternocleidomastoid and other anterior muscles of the neck with the following quiz: During pathological changes of the sternocleidomastoid the clinical picture of the wryneck occurs (bending of the head to the affected muscle and rotation to the healthy side). bones serve as levers. @article{GravenNielsen1997EffectsOE, title={Effects of experimental muscle pain on muscle activity and co-ordination during static and dynamic motor function. B. gastrocnemius. D. dorsal interossei. Teres Major, Pectoralis Major, Latissimus dorsi.