BIOL250 Week 10 Quiz 7

1. Question: Which property allows muscle tissue to pull on its attachment points and shorten with force? 2. Question: Where does a muscle fiber first respond to signaling from a motor neuron? 3. Question: Which structures of cardiac muscle allows the cells to contract in waves so the heart can work as a pump? 4. Question: Which structures of cardiac muscle allows the cells to contract in waves so the heart can work as a pump? 5. Question: Upon skeletal muscle membrane depolarization, what structures are triggered to open? 6. Question: In muscular hypertrophy, what happens to muscle fibers? 7. Question: The functional unit of a muscle fiber is called what? 8. Question: All of the following are functions of skeletal muscles except for which? 9. Question: Which two proteins interact to cause a contraction in skeletal muscle? 10. Question: Varying degrees of contractive force in a skeletal muscle are generated through the process of what? 11. Question: A muscle-forming stem cell 1s called a what? 12. Question: All but which of the following are characteristics of aerobic respiration? 13. Question: Slow oxidative (SO) muscle fibers: 14. Question: Smooth muscle tissue can be found 1n all but which of the following places? 15. Question: Which of the following is not a type of muscle tissue? 16. Question: How i1s Treppe different from Tetanus? 17. Question: Which type of contraction allows a muscle to produce tension without changing the angle of a skeletal joint or moving a load? 18. Question: Which of the following terms would be used in the name of a muscle that moves the leg away from the body? 19. Question: Although a number of muscles may be involved in an action, the principal muscle involved 1s called the prime mover, or _________. A muscle with the opposite action of the prime mover 1s called an _____________. 20. Question: The skeletal muscles are divided into __________ (muscles of the trunk and head) and _________ arms and legs) categories. 21. Question: Which 1s moved the least during muscle contraction? 22. Question: To pull on a bone, that is, to change the angle at its synovial joint, which essentially moves the skeleton, a skeletal muscle must also be attached to a fixed part of the skeleton. The moveable end of the muscle that attaches to the bone being pulled is called the muscle's ______ , and the end of the muscle attached to a fixed (stabilized) bone i1s called the ---------. 23. Question: Which of the following helps an agonist work? 24. Question: Anatomists name the skeletal muscles according to a number of criteria, each of which describes the muscle in some way. These include naming it ________________. 25. Question: Which of the following statements 1s correct about what happens during flexion?