E. unipennate. C. gluteus maximus. B. quadriceps group. What is the antagonist of the Spinalis (Spine extension)? 40,41 This involuntary contraction can be seen as an abnormal posturing and twisting of muscles during motor . a. Longissimus. A increased heart rate pumps more blood to muscles /Which muscle helps us to rotate the head? What is the antagonist of the Pectoralis Minor (Protract scapula)? 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. The SCMs on each side of your body course from the breastbone and collar bone in the upper part of the chest to the back of the head. A. erector spinae What is the antagonist of the Sartorius (Flexion of femur)? What is the antagonist of the Gastrocnemius (Plantarflexion)? What is the antagonist of the Teres Major (Adducts humerus)? The antagonist to the sternocleidomastoid is the splenius capitis. movement of the sternocleidomastoid and the trapezius. C. interspinales It is thick and narrow at its center, but broader and thinner at either end. Muscles that change the shape of the tongue are called a. pectoralis minor b. infraspinatus c. rhomboid major d. serratus anterior. c. Which two muscles in that group are synergists? D flex the sacrum, The muscle on the buttock that extends the thigh is the: Biceps Femoris, Semitendinosus, Semimembranosus. E. zygomaticus and buccinator. Anatomy. A acetylcholine to be stored when an impulse arrives What muscle is directly lateral to the sternohyoid? B semispinalis capitis and sternocleidomastoid Identify metals and alloys that have strengths comparable to those of reinforced plastics. Your hamstrings or the back of your thigh, and quadriceps which are located on the front of your thigh are an antagonistic pair. Get access to this video and our entire Q&A library, Function & Anatomy of the Muscles of the Face, Neck & Back. Study Anatomy Semester 1 exam review flashcards. Want to learn the origins andinsertions (plusinnervations and functions!) Sternocleidomastoid muscle 32 languages The sternocleidomastoid muscle is one of the largest and most superficial cervical muscles. Author: (b) Ansa cervicalis. C. biceps femoris ______ is a stiff neck due to spasmodic contraction of the neck muscles that pull the head toward the affected side. Antagonistic pairs or pairs of muscles that work opposite one another can also contract at the same time and potentially cause injuries. B. extend the forearm. convergent Which of the following muscles is primarily a postural muscle? thyrohyoid E. calcaneal; peroneal, Which of the following muscles is used when walking on your tiptoes? D triceps brachii, The muscle around the eye that closes the eye is the: It is built of two heads, sternal (medial) head . D. masseter and medial pterygoid. Each joint is surrounded by soft tissue. D. intrinsic muscles. a) Splenius capitis b) Semispinalis capitis c) Sternocleidomastoid d) Trapezius. in this case, it's the upper trapezius and another muscle in the front of the neck called sternocleidomastoid. C. attach the clavicle to the humerus. A flex the leg 2 and 4 B. biceps brachii. B. external abdominal oblique B myosin and actin E. (2) right medial rectus D calcium ions, In a muscle fiber, calcium ions are stored in the: The sternocleidomastoid is a two-headed neck. An antagonist muscle relaxes (or stretches) when the prime mover muscle contracts. b) lateral rectus. e) Trapezius. From what height did the student fall? Which of the following is NOT used as a criterion for naming muscles? Biceps Brachii, Brachialis, Brachioradialis. B. difficult defecation. D. tensor fasciae latae A. erector spinae A. levator scapulae E. flexor carpi radialis. E. Scalenes. C. E. quadratus lumborum, Which abdominal wall muscle originates on the iliac crest and the lower lumbar vertebrae? A. rectus abdominis Identify the vertebral parts/areas described below: Provides lever against which muscles pull. Appendicular muscles work to control the movements of the arms and legs, while the axial muscles are located in the head, neck and trunk. a. tibialis posterior b. tibalias anterior c. fibularis brevis d. extensor hallucis longus. sternocleidomastoid B. psoas major. C. fulcrum is the part being moved. A classic example of this condition is the muscular torticollis, a tonic spasm of the sternocleidomastoid. What is the antagonist of the Semitendinosus (knee flexion)? c. Spinalis. B latissimus dorsi- flexes arm A. tibialis anterior A. erector spinae Rectus Abdominus, External oblique, Internal oblique. E. All of these choices are correct. Proofread the following sentences for errors in spelling or in the use of numerals. . The prime mover of arm flexion is the __________. Iliopsoas, Sartorius, Tensor Fasciae Latae. D. subclavius D. zygomaticus major All other trademarks and copyrights are the property of their respective owners. D. subclavius What is the antagonist of the Extensor Carpi Ulnaris (wrist extension)? Which of the rotator cuff muscles is probably damaged? D. tensor fasciae latae E. down. C extend the forearm the muscle elevates and/or adducts a region. A. rectus abdominis B. transversus abdominis C. erector spinae D. latissimus dorsi. Identify two muscles that are antagonists of tibialis posterior. A. palmaris longus E. lifting weight with your arm. The subclavian muscle originates on the _____. (b) greater for well 2, or What is the antagonist of the Upper Portion Trapezius (Elevate scapula)? Sternocleidomastoid muscle: want to learn more about it? parallel, List the arrangement of components found in a third-class lever. B muscle tone B. transversus abdominis. What is this muscle called? A. pectineus B. (a) Auricular. A muscle terminal If this is the case it might be time to consider a muscular or mechanical reason for the symptoms. A gaseous mixture with a molar analysis of 20%CO220\ \% \mathrm{CO}_220%CO2, 40%CO40\ \% \mathrm{CO}40%CO, and 40%O240\ \% \mathrm{O}_240%O2 enters a heat exchanger and is heated at constant pressure. D. anconeus and supinator. C. Diaphragm. D muscle fibers must have oxygen to complete cell respiration, The term "oxygen debt" means B. orbicularis oris Sternocleidomastoid (SCM) muscle pain in the neck typically results from muscle tension or performing repeated motions. A. stomach contractions. B. coracobrachialis C. interspinales Gluteus Medius, Gluteus Minimus, Tensor Fasciae Latae. What is the antagonist of the Biceps Brachii (Flexion of forearm)? A. rhomboideus major The trapezius muscle is a large, triangular, paired muscle located on the posterior aspect of the neck and thorax. a. intermittent claudication b. spasmodic torticollis c. myasthenia gravis d. contracture, What muscle performs the opposite action (antagonist) of soleus? B ATP/carbon dioxide For a bicep curl, elbow flexion, the biceps brachii is considered to be the agonist. Sternocleidomastoid, Scalenes What is the antagonist of the Splenius Capitus (Neck extension)? Which muscle group is the agonist? B. adduction of the arm. E. peroneus longus. A. rectus abdominis A. supinate the forearm. Identify the muscle that performs the following function: Paired muscle that flexes head and rotates the head to the side. A. auricularis D. hold the head of the humerus in the glenoid fossa of the scapula. - Muscle fibers running in parallel arrangement generate more power. B pump more blood to muscles . What is the antagonist of the Brachialis (Flexion of forearm)? 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 . Learning anatomy is a massive undertaking, and we're here to help you pass with flying colours. A hemoglobin in blood plasma C. extensor digitorum longus external intercostals C both A and B Which of the following muscles has two heads? D trapezius, The muscle on the anterior side of the trunk that flexes and adducts the arm is the: E. psoas minor, Which back muscle extends and rotates the vertebral column? B flex the vertebral column The major movement produced during quiet breathing is accomplished by the B. teres major D water, During muscle contraction, oxygen is stored in muscles by: This article will discuss the anatomy, function and clinical relations of the sternocleidomastoid muscle. Provide their functions. What action would a muscle have to be responsible for in order for the muscle to be an antagonist of the triceps brachia at the shoulder joint? E. type and shape, Which of the following muscles is named for its shape? D. multifidus B. class II lever system. D. weight is the muscle mass. Which muscle helps a person to cross a leg when seated (place one's lateral ankle on the opposite knee)? b) 241Am{ }^{241} \mathrm{Am}241Am. A. extend the neck. E. The. E. nonlever system. Also, the muscle works with the scalene muscles in the neck during forced inspiration while breathing. 3 synonyms for musculus sternocleidomastoideus: sternocleido mastoideus, sternocleidomastoid, sternocleidomastoid muscle. 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 orbicularis oris muscle C. interspinales Antagonists: Longissimus Capitis Spinalis Capitis Splenius Capitis Semispinalis Capitis Sternocleidomastoid (posterior fibers) 3. C. pectoralis minor Prime movers and antagonists are often paired up on opposite sides of a joint, with their prime mover/antagonist roles reversing as the movement changes direction. C. extensor digitorum longus E. fibularis brevis, . Which has an insertion on the mandible? 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 clavicle. D. extensor hallicus longus a) orbicularis oris b) platysma c) orbicularis oculi d) sternocleidomastoid. Which statement is NOT true of organ systems and movement? E. fibularis brevis, choose all that apply: C. allows one to sit cross-legged. D. medial thigh compartment. Which muscle fixes the clavicle or elevates the first rib? The primary actions of the muscle are rotation of the head to the opposite side and flexion of the neck. B pectoralis major A) The sternocleidomastoid is the synergist, and the splenius cervicis is the fixator. D. tensor fasciae latae E. orbicularis oris, Raising the eyebrows is the action of the _____ muscles. The sternocleidomastoid muscle (SCM for short and also know as the musculus sternocleidomastoideus) is a paired superficial muscle in the anterior portion of the neck responsible for flexing. Toll-like receptor 9 is a protein that in humans is encoded by the TLR9 gene. A. (1) right lateral rectus If so, where does it form an image? What is the antagonist of the Gluteus Minimus (Abduction of femur)? 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. B. temporalis C. flexor carpi radialis E. raises the eyelid. A. injuries resulting from excessive stress on the tibialis posterior. E. hyoglossus, Which of the following muscles is involved in swallowing? C toponin and tropomyosin Become a Study.com member to unlock this answer! Which of the following muscles is involved in forced expiration? The brachial plexus should lie between these two muscles. C. laterally flex the neck. Match the muscle with its correct origin and insertion: Temporalis, Origin: temporal fossa fulcrum-pull-weight B circulate more blood to muscles b) gastrocnemius. Muscles that elevate the jaw and close the mouth include the The sternocleidomastoid muscle extends from the mastoid process of the temporal bone to the sternum and medial clavicle. C. extensor digitorum longus b. Quadratus lumborum. A. infraspinatus A. pectoralis major and teres major. B ATP D both A and B, and loss of calcium ions, During exercise, the purpose of increased sweating is to: C. extensor pollicis longus. D tetanus/extended action potential, Which statement is NOT true of responses to excercise? load is the weight of the object. The sternocleidomastoid muscle extends from the mastoid process of the temporal bone to the sternum and medial clavicle. Rectus Abdominus, external oblique, internal oblique pectoralis major The infraspinatus Match the word to its correct meaning: Brevis, Match the word to its correct meaning: Costal. - a synergist - an antagonist - a fixator - a prime mover - an antagonist. D. adductors. The largest buttocks muscle is the D. extensor digitorum longus D. internal abdominal oblique. C extend the vertebral column B sacrospinalis B. soleus D. What type of motor is known as a constant-speed motor? A. stylohyoid and procerus. 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. Dimitrios Mytilinaios MD, PhD The sternocleidomastoid travels indirectly across the side of the neck. Aim of this study was to evaluate difference in masticatory efficiency in association with previously named factors. D orbicularis winkus, The muscle of the face that raises the mandible is the: D. tensor fasciae latae - Multipennate muscles do not produce much power because the fibers run in many directions. C. opponens pollicis. 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. C. rotate the head toward the right. C cerebrum: parietal lobes Sternocleidomastoid (scm) muscle pain typically brings complaints of dizziness or sudden hearing loss, headache or jaw pain, even when everything appears to be normal. B the parietal lobes of the cerebrum integrate conscious muscle sense What does the term levator mean? Which one of those muscles is considered the prime mover? The sternocleidomastoid muscle is a two-headed neck muscle, which true to its namebears attachments to the manubrium of sternum (sterno-), the clavicle (-cleido-), and the mastoid process of the temporal bone (-mastoid). A. quadriceps femoris Last reviewed: February 21, 2023 A. levator scapulae DOI: 10.1016/S0924-980X(96)96554-6 Corpus ID: 35984278; Effects of experimental muscle pain on muscle activity and co-ordination during static and dynamic motor function. - biceps brachii at the elbow; third-class lever Which of the following muscle movements are considered to be antagonistic? e) platysma. C. most of the muscle mass in the lower back is from the spinalis muscle. . inversion A. crossing your legs rotation, Choosing from the lateral neck muscles, which muscle is the prime mover for flexion of the head at the neck? B less permeable to potassium ions B. procerus E. biceps femoris.