1 Definition. What are synonyms for sternocleidomastoid (muscle)? Name five muscles that extend the vertebral column. What muscle is the antagonist to the sternocleidomastoid? C. allows one to sit cross-legged. The muscle that is. E. external intercostals. C. psoas major and iliacus. trapezius, Anatomy and Physiology: The Unity of Form and Function, Andrew Russo, Cinnamon VanPutte, Jennifer Regan, Philip Tate, Rod Seeley, Trent Stephens, Week 1: Psychopathology (History, Classificat, Honors English Final (finished sorry forgot t. D trapezius, The muscle on the posterior side of the trunk that extends and adducts the arm is the: C tibialis anterior B pump more blood to muscles Flexor Carpi Ulnaris, Flexor Carpi Radialis. The sternocleidomastoid travels indirectly across the side of the neck. appendicular muscle one of the muscles of a limb. B. contributes to pouting. People with this disorder show difficulties swallowing, extreme immobility of their throat, facial asymmetries and scoliosis. Which of the following statements is correct? B. quadriceps group. B myosin and actin A. pennate. At the same time, itflexes the lower cervical column causing an overall bending of the neck towards the chest. In order to stabilize the hyoid so that the larynx can be elevated in swallowing, the _____ muscle group is used. They both work together to help you walk, sit, stand up, and do many other actions. A muscle sense - the number of origins for the muscle movement of Vastus lateralis and Vastus medialis. The muscle is closely related to certain neurovascular structures that pass through the neck on their way either to the head or to the periphery of the body. D. sartorius and rectus femoris. E. raises the eyelid. The extensor digitorum muscle is an example of a __________ muscle. A synergist c. A fixator d. An antagonist. E. brachioradialis. During vigorous inspiration, the external intercostal, scalene, and sternocleidomastoid muscles - under distress or exercise. C. levator ani and coccygeus muscles. C. anterior thigh compartment. D. extensor digitorum longus What is the antagonist of the Internal Intercostals (Depress ribs)? Accessory muscles of inhalation include? The muscle that opens the eye is the A. Orbicularis oculi B. Orbicularis oris C. Levator palpebrae superioris D. Superior rectus, The supraspinatus and infraspinatus muscles have the main part of their body attached to which of the following bone? B. serratus anterior B. contributes to pouting. C glycogen/creatine The, Which muscle acts as an antagonist to trapezius? a) sternocleidomastoid b) orbicularis oculi c) trapezius d) platysma, Which of the following muscles are innervated by the trigeminal nerve? C teres major D. insertion. d) lateral pterygoid. A. gastrocnemius C positive/neutral C. internal abdominal oblique E. raises the eyelid. E. flexor carpi radialis. E. are not involved in facial expression. How would a lesion in the cerebellum differ from a lesion in the basal nuclei with respect to skeletal muscle function? Which is a lateral rotator of the arm? Clostridium botulinum Clostridium botulinum type A Clostridium botulinum type E Clostridium botulinum type B Clostridium botulinum type F Clostridium botulinum type D. A rectus abdominus-extends vertebral column Nelissen, in Principles of Gender-Specific Medicine (Third Edition), 2017 37.3.1 Focal Dystonia. B. gluteus medius. A. Sternocleidomastoid. D. posterior compartment syndrome. C. sternothyroid and buccinator. Also, the muscle works with the scalene muscles in the neck during forced inspiration while breathing. B. external abdominal oblique An antagonist is A. a muscle working in opposition to another muscle. E. All of these choices are correct. The brachial plexus should lie between these two muscles. The muscle that is used to cross the legs is the b) Levator palpebrae superioris. a. It can also occur with certain health conditions, such as asthma and. C. vastus lateralis B. extensors. A remove excess body heat C. contributes to laughing and smiling. (a) greater for well 1, [2] It protects the vertical neurovascular bundle of neck, branches of cervical plexus, deep cervical lymph nodes and soft tissues of neck from damage [2 . fulcrum-pull-weight What is the antagonist of the External Intercostals (Elevate ribs)? The prime mover for flexion of the thigh is the __________ muscle. C. pectoralis minor The abdominal muscle that has its origin at the pubic crest and symphysis pubis is the The sternocleidomastoid Match the action with its appropriate arm muscle name: Flexes forearm at elbow joint and supinates forearm biceps brachii The external intercostal muscles are used primarily in __________. D iliopsoas, The function of the sacrospinalis group is to The major head flexor muscles are the __________. C. auricularis Getting their priceless heirlooms back was not enough for the many victims of the thief; they wanted the thief to serve time in prison. B. hyoglossus A muscle that assists the prime mover muscle. This article will discuss the anatomy, function and clinical relations of the sternocleidomastoid muscle. D flex the arm, The muscle on the posterior side of the shoulder that raises the shoulder is the: Which muscle dorsiflexes and inverts the foot? Which of the following muscles is not used for inspiration? B. temporalis Which muscle is the prime mover of arm abduction (assuming all fibers are used)? D adductor group, The muscle on the posterior thigh that extends the thigh is the: 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. The sternocleidomastoid is the prime mover and the splenius cervicis is the antagonist. E. raises the eyelid. C. masseter muscles. D. deltoid. D. multifidus What is the antagonist of the Rectus Abdominus (Trunk flexion)? C. are smooth muscles rather than skeletal muscles. C toponin and tropomyosin C buccinator B pectoralis major A flex the neck See appendix 3-4. A. pectoralis major The sternocleidomastoid muscle is an axial muscle located on either side of the neck and supports forward and lateral flexion at the neck as well as rotation and elevation of the sternum and. With respect to skeletal muscles, proprioceptors are important for: The press release said that mayor Watkins will be at the ground-breaking ceremony. What is the function of Sternocleidomastoid? What is the antagonist of the Rhomboids (Retract scapula)? Lateral flexion of the head and cervical spine when acting unilaterally Agonists: Splenius Capitis Antagonists: Splenius Capitis - contralateral side 4. E. soleus, Which of the following is inserted on the calcaneus by the Achilles tendon? A. rectus abdominis B. straight. The sternocleidomastoid muscle is innervated by the accessory nerve (cranial nerve XI) and direct branches of the cervical plexus (C2-C3). d. Splenius. An exception to this generalization is the extensor-flexor musculature of the ______. E. vastus intermedius, Of the following muscles of the leg, which one is on the anterior side of the leg? D. unipennate B. sartorius A. erector spinae C extend the vertebral column What is the antagonist of the Lower Portion Trapezius (Depress scapula)? A. brachioradialis and anconeus. 1 and 3 D pectoralis major, The function of the triceps brachii is to The lateral leg muscles have what actions on the foot? A muscle terminal C both hemoglobin and myoglobin are lipids that contain iron E. fibularis brevis, Which muscle extends the big toe? E. extend and laterally flex the neck, Which of the following muscles does NOT extend the neck? Which of the following best describes the orbicularis oris? D. levator palpebrae superioris B. orbicularis oris D water, During muscle contraction, oxygen is stored in muscles by: A. quadriceps femoris Contracting the trapezius muscle would Which of the following is a part of the quadriceps femoris muscle group? Identify the muscle that performs the following function: Paired muscle that extends vertebral column, maintains erect posture, and laterally flexes the vertebral column. A. vomiting. What is the antagonist of the Soleus (Plantarflexion)? C. pectoralis minor An antagonist muscle is in opposition to a prime mover in that it provides some resistance and/or reverses a given movement. A common site for injections is the The deep muscles of the neck, levator scapulae and middle scalene muscle are supplied by which nerve? 2 and 4 What is the antagonist of the Serratus Anterior (Protract scapula)? Teres Major, Latissimus Dorsi, Pectoralis Major, Coracobrachialis. A. interossei palmaris Proofread the following sentences for errors in spelling or in the use of numerals. Damage to which of the following muscles would hinder inspiration? Organisms 6. B. semispinalis capitis What is the antagonist of the Semitendinosus (knee flexion)? - Muscle fibers running in parallel arrangement generate more power. D gastrocnemius, David N. Shier, Jackie L. Butler, Ricki Lewis, Hole's Essentials of Human Anatomy and Physiology, David Shier, Jackie Butler, John Hole, Ricki Lewis, Charles Welsh, Cynthia Prentice-Craver, David Shier, Jackie Butler, Ricki Lewis, 3.1 - Definitions (Monitoring, Process Contro, Unit 2 - Cell Structure and Function AP BIO. E. trapezius, hold the head of the humerus in the glenoid fossa of the scapula, The rotator cuff muscles B hamstring group D orbicularis winkus, The muscle of the face that raises the mandible is the: A. does most of the work in "sit-ups." D. causes crow's feet wrinkles. C oxygen C. extensor digitorum longus The muscles of the anterior group of forearm muscles are primarily A sartorius C. location and size. - Muscles that relax when the prime mover and synergists are contracting E. psoas minor, Which back muscle extends and rotates the vertebral column? D masseter- raises mandible, Which muscle is NOT paired with a synergist? C. trapezius. A. quadriceps femoris A. tibialis posterior 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 (). You should feel a stretch on the left side of your neck. B. hyperextension of the head C gluteus maximus The sternocleidomastoid muscles help to flex the neck. What is the antagonist of the Extensor Carpi Radialis Brevis (wrist extension)? C. peroneus brevis A muscle in opposition to the action of a prime mover muscle. 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. D. gluteus minimus. A. biceps femoris. Semitendinosus, Semimembranosus, Biceps Femoris. a) Temporalis b) Frontalis c) Sternocleidomastoid d) Risorius. b. Semispinalis Capitis, etc. B. flexor carpi radialis D. levator anguli oris A external intercostals and internal intercostals C increase the removal of carbon dioxide E. difficult defecation and decreased support for the pelvic viscera. A actin and troponin of the sternocleidomastoid muscle 10x faster and easier? E. pectoralis minor, . E. gracilis, Which thigh muscle adducts the thigh and flexes the knee? The sternocleidomastoid muscle extends from the mastoid process of the temporal bone to the sternum and medial clavicle. Get instant access to this gallery, plus: Introduction to the musculoskeletal system, Nerves, vessels and lymphatics of the abdomen, Nerves, vessels and lymphatics of the pelvis, Infratemporal region and pterygopalatine fossa, Meninges, ventricular system and subarachnoid space, Lateral surface of mastoid process of the temporal bone, Lateral half of superior nuchal line of the occipital bone, Accessory nerve (CN XI), branches of cervical plexus (C2-C3), Neck muscles, nerves and vessels(cadaveric dissection) - Prof. Carlos Surez-Quian. Infer information from the first sentence, and then choose the word from the Word Bank that best completes the second sentence. Raising your arm to shoulder level is accomplished almost entirely by the What is the antagonist of the Gluteus Medius (abduction of femur)? Hence, it was an excellent model for . copyright 2003-2023 Homework.Study.com. A. pectoralis major In the body's lever systems, the a muscle working in opposition to another muscle Focal dystonia, also known as "writer's cramp" or "pianist's cramp" is a painless motor control disorder involving sustained muscular contraction. I would honestly say that Kenhub cut my study time in half. What is the antagonist of the Semimembranosus (knee flexion)? D. vocalis E. rotate the forearm, . A. retinacula. An antagonist muscle relaxes (or stretches) when the prime mover muscle contracts. The name has the origin of the Latin words: sternon = chest; cleido = clavicle and the Greek words: mastos = breast and eidos = shape, form. C. extensor pollicis longus. A sartorius . A. genioglossus D. transversus abdominis E. peroneus longus. The main forearm extensor is the __________. D myoglobin in muscles, Which statement is NOT true of oxygen and muscles? E. psoas minor. C. internal abdominal oblique Want to learn the origins andinsertions (plusinnervations and functions!) . d) Stylohoid. Copyright C. triceps brachii and supinator. Well, 1 has walls of finite height, and well 2 has walls of infinite height. adduction c. Spinalis. Muscle antagonists In order to maintain a balance of tension at a joint we also have a muscle or muscles that resist a movement. D glycogen, In muscle contraction, the energy source _____ produces the waste product _____, which is excreted by the kidneys Match the action with its appropriate arm muscle name: Flexes forearm at elbow joint and supinates forearm. D. tensor fasciae latae B. the end of the muscle where the action occurs. In an antagonistic muscle pair, as one muscle contracts, the other muscle relaxes or lengthens. eversion C. supraspinatus movement of the sternocleidomastoid and the trapezius. D. tensor fasciae latae (b) greater for well 2, or - The number of muscle fibers best determines how powerful a muscle will be. B. belly. Antagonists counter the action of a prime mover. Ans ) 1)Sternocleidomastoid - splenius Action : Sternocleidomastoid ; flex and rotate head side to side Splenius : Extension of head 2)Br View the full answer Transcribed image text: Match each muscle on the left with an antagonistic muscle on the right. Apply a downward pressure. Sternocleidomastoid (scm) muscle pain typically brings complaints of dizziness or sudden hearing loss, headache or jaw pain, even when everything appears to be normal. E. abductor pollicis brevis. A. levator scapulae Give the scientific term for the muscles of the mouth, b. In the following exercise, the first sentence describes someone or something. Supination of the forearm and hand is accomplished by the Antagonist - drug that inhibits or slows activity to receptor -1 - increases mean blood pressure by vaso constriction. This can be muscle tissue, fascia, tendons and ligaments. Of the following muscles of the thigh, which one does NOT pull the leg forward? What is the antagonist of the Extensor Digitorum (finger extension)? 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? a. tibialis posterior b. tibalias anterior c. fibularis brevis d. extensor hallucis longus. Balance between muscle groups is ideal, as it will decrease pressure in your joints. /Which muscle helps us to rotate the head? What is the antagonist of the Infraspinatus (Lateral rotation humerus)? Laura M. Kok, .Rob G.H.H. C. orbicular. trapezius A. nasalis d. It pushes the charge perpendicularly to the field and the charge's velocity. During the collision with the ground, he comes to rest in a time of 0.010 s. The average force exerted on him by the ground is + 18 000 N, where the upward direction is taken to be the positive direction. Which muscle pulls the skin of the chin upward? c. It pushes the charge backward. a) frontalis. What are the principal appendicular muscles of the body and distinguish their origins, insertions, actions, and innervations? in this case, it's the upper trapezius and another muscle in the front of the neck called sternocleidomastoid. Which description of a muscle action is NOT correct? inhalation Which description of a muscle action is NOT correct? a) Splenius capitis b) Semispinalis capitis c) Sternocleidomastoid d) Trapezius. B. attach the arm to the thorax. A nursing infant develops a powerful sucking muscle that adults also use for whistling. E. gastrocnemius, Which of the following is a posterior thigh muscle? E. rhomboideus major, Which muscle will depress the scapula or elevate the ribs? LAB 5 Muscle I Axial Muscular System Objectives: To know the primary functions of the muscular system. E. rhomboideus major, Which of the following muscles of the chest has its insertion on the humerus? B. origin and insertion. D. back muscles are not very strong. What is the antagonist of the Sternocleidomastoid (Neck flexion)? C triceps brachii and biceps brachii . In order for both eyes to direct their gaze to the right, which of the following muscles are used? A triceps brachii- extends dorearm C. gluteus maximus. Which muscle group is the antagonist? A. gluteus medius and gluteus maximus. D. longus capitis The external intercostal muscles are used primarily in __________. 2023 The sternocleidomastoid muscle (SCM) is an important landmark in the neck which divides it into an anterior and a posterior triangle. b) orbicularis oris. C the liver owes the muscles some oxygen - the locations of the muscle attachments D. chubby cheeks. The term "shin splints" is applied to A. B. straight. C. external abdominal oblique. D. extensor hallicus longus A latissimus dorsi A increased heart rate pumps more blood to muscles The sternocleidomastoid and trapezius muscles are located within the investing fascia of the neck (Figure 25-2A).. The sternocleidomastoid (SCM) is a muscle of the neck so-named because it originates on the sternum (sterno) and the clavicle (cleido) and inserts on the mastoid process (mastoid) which is an easily located bony prominence behind the ear (The mastoid process also serves as an attachment for the posterior belly of the digastric, splenius capitis, E. quadratus lumborum, Which abdominal wall muscle inserts on the 10th to 12th ribs and rectus sheath? A. pectineus Go to: Clinical Significance Change in the platysma with age: C cholinesterase B. B. longissimus capitis 2012-03-06 . b) lateral rectus. B muscle tone b. Quadratus lumborum. D. tensor fascia latae. What is the antagonist of the Rectus Femoris (knee extension)? What is the antagonist of the Gluteus Minimus (Abduction of femur)? The flexion of the elbow represents a E. vastus lateralis, . a) 212Rn{ }^{212} \mathrm{Rn}212Rn Which of the following is NOT used as a criterion for naming muscles? D. brachialis B. origin and insertion. A. puckers the mouth for kissing. E. 1, 2, 3. back muscles are strong to maintain erect posture. B. diaphragm. The chicken embryo, which develops in the egg, outside the mother can easily be manipulated in vivo and in vitro. pectoralis minor B. biceps brachii D. sphincter urethrae and sphincter ani muscles. e) Trapezius. B. coracobrachialis The last feature by which to name a muscle is its action. B. serratus anterior The brachial plexus should lie between these two muscles. b. Read more. deltoid A. fix the scapula in place. C. vastus intermedius dorsiflexion C. pectoralis minor and pectoralis major. A. laterally rotates the arm. B. childbirth. Our engaging videos, interactive quizzes, in-depth articles and HD atlas are here to get you top results faster. Which of the following muscles acts to protract the mandible? A. levator ani only. A acetylcholine to be stored when an impulse arrives B muscles lack the oxygen needed to complete cell respiration D flex the sacrum, The muscle on the buttock that extends the thigh is the: The muscles that act as the prime mover of elbow flexion are the while the are the antagonist that cause extension of the arm. Study Anatomy Semester 1 exam review flashcards. A. rectus abdominis B. transversus abdominis C. erector spinae D. latissimus dorsi. B. biceps brachii The names of muscles often indicate the action of the muscle. (1) right lateral rectus Provide their functions. Match the muscle's name with what generally describes one or more of its features: Muscle name that describes size. Expiration is aided by the abdominal muscles and internal intercostal muscles. D. transversus abdominis B. gastrocnemius; soleus E. orbicularis oculi. a. C end lines of a sarcomere, and myosin filaments are attached The orbicularis oris muscle A orbicularis oris Get access to this video and our entire Q&A library, Function & Anatomy of the Muscles of the Face, Neck & Back. circular C cerebrum: parietal lobes In rats, the sternocleidomastoid is composed of two bellies, a superficial sternomastoid medially and a deeper cleidomastoid laterally [ 3 ]. The muscles of the body are classified into regions known as axial and appendicular. C. fulcrum is the part being moved. B. E. raises the eyelid. E. hyoglossus, Which of the following muscles is involved in swallowing? C. rotate the head toward the right. E. teres major. B. force or pull is applied by the bone. B less permeable to potassium ions D. extensor hallicus longus skeletal muscle is attached to bone at origin and insertion. sternocleidomastoid Question: The sternocleidomastoid muscles flex the neck, and the splenius cervicis muscles extend it. The largest buttocks muscle is the E. fibularis brevis, choose all that apply: E. psoas minor, Which muscle flexes the vertebral column? E. coracobrachialis, The teres major and teres minor are not involved in E. gracilis, Which of the following is the longest muscle in the body? B. contributes to pouting. Previously, a single source of progenitor cells was thought to be responsible for the formation of the cardiac muscle. B. sartorius E. lifting weight with your arm. D. vastus medialis D sarcolemma, At the neuromuscular junction, the sacrolemma contains: If this is the case it might be time to consider a muscular or mechanical reason for the symptoms. A) The sternocleidomastoid is the synergist, and the splenius cervicis is the fixator. A. difficult urination. E. raises the eyelid. parallel arrangement of fascicles; characteristic of sphincter muscles The sternocleidomastoid muscle plays a central role in the formation of the triangles of the neck. B. procerus What is a muscle that provides the major force for producing a specific movement called? What is the antagonist of the Extensor Hallucis Longus (Toe 1 extension)? C. longissimus capitis C. B. palatopharyngeus D. intrinsic muscles. The names of the muscles can indicate all of the following, except __________. B. gluteus maximus and vastus lateralis. A. anconeus Choose the BEST answer and use each answer only once for full points. B. serratus anterior E. unipennate. Which large muscle has an attachment on the external occipital protuberance and extends the neck? Background: Tooth extraction, changing dentition and malocclusion can decrease area of occlusal contact and negatively affect masticatory efficiency. B. Abdominal. Identify metals and alloys that have strengths comparable to those of reinforced plastics. C. triceps brachii A. levator scapulae A. rectus abdominis D. rhomboidal. What type of motor is known as a constant-speed motor? D. Pectoralis minor. Which muscle is directly superior to the trapezius? thyrohyoid B. soleus C. interspinales internal intercostals B. splenius capitus The splenius captis is located on the lateral side of the C7. C. What back muscle originates on the vertebral spinous processes? C. latissimus dorsi B triceps brachii E. quadratus lumborum, Which abdominal wall muscle is the most superficial of the oblique muscles? d) occipitalis. B. e) latissimus dorsi. What are attachments for these muscles, and their functions? A. crossing your legs circular arrangement of fascicles; describes the deltoid muscle, convergent arrangement of fascicles; fan-shaped muscle. Which of the following muscles would be considered an antagonist to the rectus femoris? c) pectoralis major. Which of the following muscles is innervated by the trigeminal nerve (CN V)? D. medial thigh compartment. B. rectus femoris C. body. Antagonistic muscle that is paired with an agonist muscle is referred together as antagonistic pairs. A. erector spinae E. swallowing. A. flexors. coccygeus C. laterally flex the neck. Which of the following muscles is named for its location? C. C. extensor digitorum longus E. function and size, The brachioradialis is named for its B ATP/carbon dioxide Please rename your sets if you copy mine and DO NOT include the term Sap's Student in the title of your set. Explain your reasoning using an example. E. biceps femoris. rectus; straight E. gracilis, Of the following muscles of the thigh, which one is NOT part of the quadriceps group? Reading time: 5 minutes. What is the antagonist of the Peroneus Brevis (eversion)? B flex the vertebral column Repeat on other side. D. lateral rotation of the arm. D. causes crow's feet wrinkles. parallel, List the arrangement of components found in a third-class lever. Describe the relationship between bones and skeletal muscles in the production of body movements. The muscles that coordinate the opening and closing of the mouth? D. internal abdominal oblique. C. internal abdominal oblique a) diaphragm b) sternocleidomastoid c) pectoralis major d) scalenes. All of these muscles working together can create an efficient, consistent stream of air that will help a singer create a strong and beautiful . D. extensor carpi radialis longus. Powerful flexor and adductor of hand. Does tightness and tension in your neck keep you from getting to sleep at night? The Sternocleidomastoid Trigger Points. A) The sternocleidomastoid is the prime mover, and the splenius cervicis is the fixator. Identify two muscles that are antagonists of tibialis posterior. Which of the following muscles has superior, middle and inferior sections? B quadriceps femoris Create flashcards for FREE and quiz yourself with an interactive flipper. bipennate Match the word to its correct meaning: Transverse. A latissimus dorsi Their antagonists are the muscles. inferior oblique deltoid; at a right angle to C gluteus maximus C. facial expression. D depolarization is stimulated by cholinesterase, In the sliding filament mechanism of muscle contraction, the proteins that inhibit contractions are: C heat A. Brachialis B. Deltoid C. Triceps Brachii D. Brachioradialis E. Trapezius. rotation, Choosing from the lateral neck muscles, which muscle is the prime mover for flexion of the head at the neck? C hamstring group- extends thigh A. rectus abdominis [1] In the anterior triangle, we find the suprahyoid and infrahyoid muscles. The sternocleidomastoid is a two-headed neck. Which statement is NOT true of organ systems and movement? A. injuries resulting from excessive stress on the tibialis posterior. The sternocleidomastoid is innervated by the accessory nerve . The type of muscle that functions as a sphincter is D. pectoralis major Called also antagonist. The pelvic diaphragm consists of what two muscles? A. supinator Which of the following muscles is not a rotator cuff muscle? An antagonist is usually a character who opposes the protagonist (or main character) of a story, but the antagonist can also be a group of characters, institution, or force against which the protagonist must contend. If the head is fixed, it elevates the sternum and clavicle and, thus, expands the thoracic cavity (inspiratory breathing muscle). C. biceps femoris Gluteus Medius, Gluteus Minimus, Tensor Fasciae Latae. E. attach at the distal end of the humerus, A tennis player complains of severe pain in the shoulder when serving or returning an overhead volley. D. multifidus The digastric muscle is involved in Which muscle fixes the clavicle or elevates the first rib? D. rhombohedral. The major abductor muscle of the upper arm is the __________. The antagonist opposes that movement in a complementary way by performing the opposite action to allow for a return to the original position.
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