Essentials of Human Anatomy and Physiology (Custom)
15th Edition
ISBN: 9781269752862
Author: Marieb
Publisher: PEARSON
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Chapter 6, Problem 28SAE
What happens to muscles when they are exercised regularly? Exercised vigorously as in weight lifting? Not used?
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Chapter 6 Solutions
Essentials of Human Anatomy and Physiology (Custom)
Ch. 6 - More than one choice may apply. Identify the...Ch. 6 - Prob. 2MCCh. 6 - More than one choice may apply. Which of the...Ch. 6 - Prob. 4MCCh. 6 - Prob. 5MCCh. 6 - 6. Which of the following muscles attach to the...Ch. 6 - Which of these thigh muscles causes movement at...Ch. 6 - 8. Which of the following insert on the...Ch. 6 - What is major function of muscle?Ch. 6 - Compare skeletal, smooth, and cardiac muscles in...
Ch. 6 - Prob. 11SAECh. 6 - Prob. 12SAECh. 6 - Prob. 13SAECh. 6 - Describe how a neurotransmitter is released into...Ch. 6 - Prob. 15SAECh. 6 - Prob. 16SAECh. 6 - Prob. 17SAECh. 6 - Prob. 18SAECh. 6 - Prob. 19SAECh. 6 - Prob. 20SAECh. 6 - If you were alternately contracting and relaxing...Ch. 6 - The sternocleidomastoid muscles help to flex the...Ch. 6 - Prob. 23SAECh. 6 - Name the prime mover of elbow flexion. Name its...Ch. 6 - Prob. 25SAECh. 6 - The hamstring and quadriceps muscle groups are...Ch. 6 - 27. What two-bellied muscle makes up the calf...Ch. 6 - 28. What happens to muscles when they are...Ch. 6 - Prob. 29SAECh. 6 - 30. Should a triathlete engage in aerobic or...Ch. 6 - Prob. 31CAQCh. 6 - Phil loved to play squash. During a particularly...Ch. 6 - While painting her house, Susan fell off the...Ch. 6 - Prob. 34CAQCh. 6 - 37. Chemical A binds and blocks acetylcholine...
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- You are training athletes for the 100-meter dash. They need muscles specialized for speed and strength, not endurance. What muscle characteristics would your training regimen aim to develop? How would you alter it to train a long-distance swimmer?arrow_forwardSkeletal muscle contraction requires _________. a. calcium ions b. ATP c. arrival of a nerve impulse d. all of the abovearrow_forwardWhat is a motor unit? Why does a rapid series of muscle twitches yield a stronger overall contraction than a single twitch?arrow_forward
- When a person or animal is not moving, do you think the muscles are relaxed? Why?arrow_forwardWhy is it incorrect to talk about ‘flexing a muscle’?arrow_forwardGolgi tendon organs are most sensitive to muscle tension. absolute joint position. muscle contraction frequency. muscle fatigue.arrow_forward
- Which muscle type(s) is voluntary? Which is injured when you pull a muscle while exercising?arrow_forwardJohn was chosen to be a participant of muscle building contest. Describe an exercise routine that would help him build the muscles particularly of the abdomen; anterior and posterior arm; anterior forearm;anterior thigh and posterior leg.arrow_forwardYou are competing in a pull-up competition. What type of muscle contractions are occurring in your latissimus dorsi muscles immediately after you grab the bar? As your body begins to move upward toward the bar? When your body begins to approach the mat?arrow_forward
- Which of the three lever systems involved in muscle mechanics would be the fastest lever—first-, second-, or third-class?arrow_forwardYou and your friend are doing leg presses in the gym one day. As you extend your legs, the stack of weights goes up, and when you bend your legs, the stack goes down. Your friend says your muscles are actively pushing the weights up. Explain to him where he is wrong in his thinkingarrow_forwardCharacteristics of smooth muscles fibers are: spindle shaped, unbranched, unstriated, uninucleate and involuntary spindle shaped, unbranched, multistriated, uninucleate and involuntary cylinderical, unbranched, unstriated, uninucleate and involuntary Cylindrical, unbranched, striated, multinucleate and involuntary Fat cells are characterized by: affected by starvation present in adults they are heat insulator they have signet ring appearance abundant mitochondriaarrow_forward
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