does the adductor longus move the thigh? A away m in terms of mass) in the body
ID: 213482 • Letter: D
Question
does the adductor longus move the thigh? A away m in terms of mass) in the body 13- a circle D. in a cone E. towards the back What is the biggest muscle (in term latissimus What does the word sarco mean? A. m of a muscle fiber is called the sarcoplasm B. sartorius C. stapedius D. quadriccs rge B femoris E. latissimus dorsi D. tubule E. smood, 15. 16- truly a unique nucleus C. endoplasmic structures in the muscle cell are given special names. F Which of the following is structure to muscle cells (not just a reticulum D. transverse (T) system Why are slow-twi renamed one)? A eytoplasm B ow-twitch muscles dark? A. They have many more myofibrils per motor bers. B. They are designed for strength and explosions of energy. C. They need ast-twitch fibers. D. They contain myoglobin. E. They is responsible for initiating muscle contraction? A. Mg B Ca C. H D. cr have fewer mitochondria 18- troponin bind to and what happens when it binds? A. Catropomyosin shifts sarcomere relaxes C.acety icholine, the sarcome shortens D. ATP. tro E. Na" 19- What does B. tropomyosin, the sarcomere position E. T tubules, the sarcomere shortens called the all-or-mone law. A. True. B. False 20- One motor unit obeys a principle 21- les one motor axon per 23 muscle fibers, 1000 muscle fibers? A. There are B. The ocular muscles require finer Why is the innervation ratio in the ocular Why is musc whereas in the gastrocnemius muscle it is one motor axon per I more nerves in the upper body than in the lower extremities. has to do with the overall size of the muscle-. control than moving the legs. C. The innervation ratio uscle the bigger the muscle, the fewer the muscle fibers per motor axon. D. The gastrocnemius m contracts much harder than the ocular muscles do. E. There are fewer muscle fibers in the gastrocnemius muscle than in the ocular muscles 22- What is happening during the latent period of a muscle twitch? A. The muscle relaxes and returns to its former length. B. Fresh ATP binds to the myosin causing it to return to its resting position. C. ADP and phosphate are released, and the power stroke of the contraction occurs. D. The myosin-actin cross-bridges are broken and the sarcomere shortens. E. The neurotransmitter is diffusing across the synaptic eleft causing an electrical signal in the muscle cel. Which of the following does not occur when a muscle fatigues? A. Its energy reserves are 23- B. Stimulation continues C. Tetanus is achieved. D. Acety lcholine is crossing the depleted. synaptic cleft. E. The muscle relaxes Which of the following is not an energy source for muscle contraction? 4- A. glycogen 2Explanation / Answer
13. The correct option is b. towards the midline.
The adductor longus move the thigh towards the midline.
14. The correct option is a. gluteus maximus.
The biggest muscle in the body is gluteus maximus.
15. The correct option is c. muscle.
The word sacro means muscle.
16. The correct option is d. transverse (T) system.
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