E. 1, 2, 3. back muscles are strong to maintain erect posture. Match the following muscle action with its appropriate term: The muscles that perform most of the action in producing the movement, Match the action with its appropriate muscle name: Extends, adducts, and rotates arm medially. D. tummy tucks. C tibialis anterior, The function of the tibial is anterior is to: sternocleidomastoid D. tensor fasciae latae What are the magnitude, sign, and xxx-coordinate of the third charge? D trapezius, The muscle on the anterior side of the trunk that flexes and adducts the arm is the: This muscle binds the skull to the sternum and clavicle. A. vomiting. B. soleus D glycogen, In muscle contraction, the energy source _____ produces the waste product _____, which is excreted by the kidneys An antagonist muscle is in opposition to a prime mover in that it provides some resistance and/or reverses a given movement. inferior oblique Teres Major, Pectoralis Major, Latissimus dorsi. I would honestly say that Kenhub cut my study time in half. d) masseter. Which muscle group is the antagonist? The carotid pulse may be felt in the middle third of the front edge. E. gracilis, Which muscle extends the four lateral toes? (2) right medial rectus C. location and size. A. represent a combination of first-class and second-class lever systems. Platysma and the sternocleidomastoid muscle A loose connective tissue layer called the superficial cervical fascia is present between the platysma and the sternocleidomastoid muscle, which allows an easy glide of the platysma over the sternocleidomastoid. circular movement of biceps brachii and the brachialis. a) 212Rn{ }^{212} \mathrm{Rn}212Rn D. Pectoralis minor. Which muscle group is the agonist? The deltoid is a muscle named according to __________. The sternocleidomastoid is the prime mover and the splenius cervicis is the antagonist. Explain the role of both muscles in terms of agonist and antagonist in both of these movements. Lateral flexion of the head and cervical spine when acting unilaterally Agonists: Splenius Capitis Antagonists: Splenius Capitis - contralateral side 4. Explain how the sternocleidomastoid and splenius muscles can act as either synergists or antagonists for the actions of the neck flexion, extension, and lateral rotation. A. tibialis posterior 3 synonyms for musculus sternocleidomastoideus: sternocleido mastoideus, sternocleidomastoid, sternocleidomastoid muscle. a. A hemoglobin in blood plasma C. longissimus capitis It has two heads that meld to form one insertion. Some of the antagonistic pairs are as follows: Biceps and triceps Gluteus maximum and hip flexors Hamstrings and quadriceps Pectoralis major and latissimus dorsi A remove excess body heat E. nonlever system. C myosin filaments Study Anatomy Semester 1 exam review flashcards. stress fractures of the fibula 2 to 5 cm distal to the knee. B. quadriceps femoris What is the antagonist of the Lower Portion Trapezius (Depress scapula)? Write down equations to describe the alpha decay of the following atoms: D. levator anguli oris C less permeable to sodium ions Describe what would happen to the surface temperature of a star if its radius doubled but there was no change in the stars luminosity. Apply a downward pressure. The information we provide is grounded on academic literature and peer-reviewed research. If so, where does it form an image? Does tightness and tension in your neck keep you from getting to sleep at night? D water, During muscle contraction, oxygen is stored in muscles by: A. pectoralis major E. flexion and abduction of the arm, . C. laterally flex the neck. A unilateral contraction of the sternocleidomastoid muscle flexes the cervical vertebral column to the same side (lateral flexion) and rotates the head to the opposite side. The type of muscle that can contract with the greatest force is the B carbon dioxide is removed rapidly by incerased respiration D. vastus medialis E. gracilis, Of the following muscles of the thigh, which one is NOT part of the quadriceps group? c) sternocleidomastoid. A more permeable to potassium ions D. extensor hallicus longus Getting their priceless heirlooms back was not enough for the many victims of the thief; they wanted the thief to serve time in prison. E. brachioradialis. D blood flow within muscles is increased by vasodilation, During exercise, the purpose of vasodilation in muscles is to: Which of the following muscles is responsible for elevating the eyebrows? Which muscle dorsiflexes and inverts the foot? B. stress fractures of the fibula 2 to 5 cm distal to the knee. D. gluteus maximus. At the same time, itflexes the lower cervical column causing an overall bending of the neck towards the chest. E. The. Of the following muscles of the thigh, which one is on the posterior side? - the location of the muscle D. biceps femoris E. hyoglossus, Which of the following muscles is involved in swallowing? C. anterior thigh compartment. D. abducts the arm. C. triangular. A muscle sense E. biceps brachii and triceps brachii. What is the antagonist of the Internal Intercostals (Depress ribs)? The antagonist of the splenius capitis muscle is the Sternocleidomastoid. The term "shin splints" is applied to Anterocollis is a type of cervical dystonia characterized by simultaneous and repetitive antagonist muscles contractions, resulting in abnormal neck flexion. . C. interspinales C. gluteus maximus. Hold the stretch for 10 to 20 seconds, then repeat on the other side. Which is a lateral rotator of the arm? What is the antagonist of the Biceps Femoris (knee flexion)? The brachial plexus should lie between these two muscles. C myoglobin in blood plasma D. The sternocleidomastoid is the fixator and the splenius cervicis is the prime mover. D. E. triceps brachii, Which muscle will elevate the scapula? D triceps brachii, The muscle around the eye that closes the eye is the: B flex the vertebral column The SCM muscle group can contain a whopping seven trigger points, making it's trigger point density one of the highest in the body. C. extensor digitorum longus What is the antagonist of the Rhomboids (Retract scapula)? What is the antagonist muscle to the sternocleidomastoid? Which functional group has the major responsibility for countering a specific movement? A muscle that assists the prime mover muscle. Discover the muscles of the face, neck, and back. Damage to which of the following muscles would hinder inspiration? D. pectoralis major anterior, choose all that apply: What is the antagonist of the Flexor Digitorum Profundus (finger flexion)? D. multifidus During vigorous inspiration, the external intercostal, scalene, and sternocleidomastoid muscles - under distress or exercise. - the locations of the muscle attachments C end lines of a sarcomere, and myosin filaments are attached C the liver owes the muscles some oxygen of the sternocleidomastoid muscle 10x faster and easier? C. abductors. A deltoid Agonists are the prime movers for an action. B. longissimus capitis E. temporalis, Well developed mentalis muscles result in movement of the sternocleidomastoid and the trapezius. A. flexor carpi ulnaris. B. deep transverse perineum muscle. The sternocleidomastoid muscle is innervated by the accessory nerve (cranial nerve XI) and direct branches of the cervical plexus (C2-C3). a muscle working in opposition to another muscle circular arrangement of fascicles; describes the deltoid muscle, convergent arrangement of fascicles; fan-shaped muscle. It is a long, bilateral muscle of the neck, which functions to flex the neck both laterally and anteriorly, as well as rotate the head contralaterally to the side of contraction. A. rectus femoris What is the antagonist of the Brachioradialis (Flexion of forearm)? The muscles that act as the prime mover of elbow flexion are the while the are the antagonist that cause extension of the arm. E. quadratus lumborum, difficult defecation and decreased support for the pelvic viscera. B. extensors. (Hint: Integrate over disk-shaped mass elements of thickness dyd ydy, as shown in the given figure.). What effect does a magnetic field have on a charge moving perpendicular to the field? D. deltoid The muscles that coordinate the opening and closing of the mouth? D sarcolemma, At the neuromuscular junction, the sacrolemma contains: . 40,41 This involuntary contraction can be seen as an abnormal posturing and twisting of muscles during motor . It is also known as SCM or Sternomastoid or Sterno muscle. C. Diaphragm. B) The sternocleidomastoid is the prime mover, and the sple nius cervicis is the synergist. C cerebrum: parietal lobes Accessory muscles of inhalation include? Provide their functions. What are attachments for these muscles, and their functions? /Which muscle helps us to rotate the head? A muscle that assists the muscle primarily responsible for a given action is a(n) __________. Which of the following muscles has two heads? A. rectus abdominis B. transversus abdominis C. erector spinae D. latissimus dorsi. D. medial thigh compartment. E. zygomaticus and buccinator. D. transversus abdominis sternocleidomastoid muscle on the ultrasound and attempt to identify the anterior and middle scalene muscles. B hamstring group A. up. A. extensor indicis. E. gracilis, Which thigh muscle adducts the thigh and flexes the knee? A. plantaris An antagonist for a muscle on the posterior side of the thigh would be found on the: A anterior side of the thigh B medial side of the thigh C anterior side of the lower leg D posterior side of the lower leg B Which statement is NOT true of antagonistic muscles? Of the following muscles of the thigh, which one does NOT pull the leg forward? caustic, prodigal, exodus, irreverent, tenuous, retribution, taciturn, raconteur. A. tibialis anterior C glycogen/creatine C gluteus medius Appendicular muscles work to control the movements of the arms and legs, while the axial muscles are located in the head, neck and trunk. Which of the following is not a muscle primarily involved in the breathing process? The primary actions of the muscle are rotation of the head to the opposite side and flexion of the neck. Determine the molar analysis of the exiting mixture. . 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. When an intramuscular injection is given in the anterior aspect of the thigh, the injection is in the C. 2 and 3 splenius capitis Two square wells have the same length. The primary actions of the muscle are rotation of the head to the opposite side and flexion of the neck. 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. 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. it closes, purses, and protrudes the lips. D muscle fibers must have oxygen to complete cell respiration, The term "oxygen debt" means A. function and orientation. 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. deltoid 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. Please rename your sets if you copy mine and DO NOT include the term Sap's Student in the title of your set. 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. Which of the following muscles is not a rotator cuff muscle? parallel, List the arrangement of components found in a third-class lever. B ATP/carbon dioxide Muscles that work like this are called antagonistic pairs. Most flexor muscles are located on the ___ aspect of the body, most extensions are located ___. (a) splenius capitis (b) semispinalis capitis (c) longissimus capitis (d) both (a) and (b) (e) all of the above. B. external abdominal oblique D. causes crow's feet wrinkles. C. extensor digitorum longus The sternocleidomastoid muscle extends from the mastoid process of the temporal bone to the sternum and medial clavicle. What are the muscles of the face and neck? The gluteus maximus B depolarization creates a reversal of charges E. Scalenes. Over a period of time these micro-contractions lead . A. trapezius E. coracobrachialis. Sternocleidomastoid (scm) muscle pain typically brings complaints of dizziness or sudden hearing loss, headache or jaw pain, even when everything appears to be normal. The extensor digitorum muscle is an example of a __________ muscle. The major movement produced during quiet breathing is accomplished by the Which of the following muscles flexes the wrist? D. extensor carpi radialis longus. B pectoralis major Tilt your head towards the left. B. quadriceps group. B hamstring group Curated learning paths created by our anatomy experts, 1000s of high quality anatomy illustrations and articles. An antagonist for a muscle on the posterior side of the thigh would be found on the: Which statement is NOT true of antagonistic muscles? Do you experience neck pain at work? Which of the following muscles helps to open the mouth (depress the mandible)? brevis; long Go to: Clinical Significance Change in the platysma with age: What are synonyms for sternocleidomastoid (muscle)? E. All of these choices are correct. The major head flexor muscles are the __________. Iliopsoas, Sartorius, Tensor Fasciae Latae. D. causes crow's feet wrinkles. b. What does the term levator mean? Match the word to its correct meaning: Transverse. E. coccygeus only. E. brachioradialis. A. gluteus medius and gluteus maximus. What is the antagonist of the Pectoralis Minor (Protract scapula)? D. internal intercostals We could also say that the antagonist is the main muscle that does the opposite of the action that it is resisting. TLR9 has also been designated as CD289 (cluster of differentiation 289). Which of the following best describes the orbicularis oris? A. supinator A orbicularis oris A. extension of the arm. E. piriformis and quadratus femoris. Define each term. The sternocleidomastoid muscles help to flex the neck. D. extensor carpi radialis brevis (a) the erector spinae (b) the rhomboid group (c) the splenius group (d) the scalenes (e) the transversospinalis. C. occipitofrontalis 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 sternocleidomastoid muscle (also known as sternomastoid ) is found in the neck. Identify the muscle that performs the following function: Paired muscle that extends vertebral column, maintains erect posture, and laterally flexes the vertebral column. A. brachioradialis and anconeus. D. multifidus a) sternocleidomastoid b) orbicularis oculi c) trapezius d) platysma, Which of the following muscles are innervated by the trigeminal nerve? What is the antagonist of the Triceps Brachii (extension of forearm)? B. levator ani, choose all that apply: C. interspinales B. sartorius (c) equal for both wells? What is the function of Sternocleidomastoid? What is the antagonist of the Extensor Carpi Radialis Brevis (wrist extension)? The radial pulse can be felt just lateral to the tendon of the The muscle(s) of mastication include which of the following? D flex the sacrum, The muscle on the buttock that extends the thigh is the: B myoglobin and myosin B. temporalis D troponin and myosin, When nerve impulses arrive so rapidly that a muscle fiber has no chance to relax, the result is D- orbicularis oris- puckers lips, Which muscle is NOT paired with its correct function? fulcrum-weight-pull, internal intercostals, transversus thoracis, choose all that apply: The sternocleidomastoid is innervated by the accessory nerve . C. pectoralis minor b) orbicularis oris. The sternocleidomastoid muscles help to flex the neck. D. flexion of the elbow to elevate the hand Rectus Femoris, Vastus Lateralis, Vastus Medialis, Vastus Intermedius. E. supinators. C teres major transverse; parallel to the long axis. It is thick and narrow at its center, but broader and thinner at either end. B. B. deep back muscles extend from the vertebrae to the ribs. Organisms 6. in this case, it's the upper trapezius and another muscle in the front of the neck called sternocleidomastoid. Which of the following muscles is named for its action? B. insert and sometimes originate on skin and connective tissue. A. biceps femoris Which muscle is an antagonist to the psoas major? C. thenar muscles C. pectoralis minor and pectoralis major. B. sartorius B. psoas major. E. peroneus longus. a) Biceps femoris b) Gluteus medius c) Tensor fasciae latae d) Adductor longus e) Rectus femoris. The Sternocleidomastoid Trigger Points. auricular m's 1. the extrinsic auricular muscles, including the anterior, posterior, and superior auricular muscles. There is always an agonist, and antagonist. Which of these muscles is located on the ventral (anterior) side of the body? Rectus Abdominus, external oblique, internal oblique. What is the antagonist of the Middle Portion Trapezius (Retract scapula)? D. tensor fasciae latae A. deltoid C. the muscle that does most of the movement. Which of the following muscles is named for its location?