What part of the sarcolemma contains acetylcholine receptors?
A) motor end plate
B) part adjacent to another muscle cell
C) any part of the sarcolemma
D) end of the muscle fiber
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Question 2) How can osteoarthritis be treated?
What will be an ideal response
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Question 3) Hypothetically, if a muscle were stretched to the point where thick and thin filaments no longer overlapped, ________.
A) maximum force production would result because the muscle has a maximum range of travel
B) ATP consumption would increase because the sarcomere is trying to contract
C) no muscle tension could be generated
D) cross bridge attachment would be optimum because of all the free binding sites on actin
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Question 4) Synovial joints have six distinguishing features. What are they?
What will be an ideal response
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Question 5) Smooth muscles relax when intracellular Ca2+ levels drop but may not cease contractions.
Indicate whether the statement is true or false
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Question 6) After months of very little exercise, you decide to go for a long run. After a mile, you start to feel pain in your kneecap area. What could explain this?
What will be an ideal response
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Question 7) Of the following muscle types, which has only one nucleus, no sarcomeres, and few gap junctions?
A) skeletal muscle
B) multiunit smooth muscle
C) cardiac muscle
D) visceral smooth muscle
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Question 8) Cardiac muscle has a limited regenerative capacity.
Indicate whether the statement is true or false
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Question 9) Synovial fluid is present in joint cavities of freely movable joints. Which of the following statements is true about this fluid?
A) It contains hyaluronic acid.
B) It contains hydrochloric acid.
C) It contains lactic acid.
D) It contains enzymes only.
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Question 10) What is the most distinguishing characteristic of muscle tissue?
A) it is composed of multiple cells working together
B) the ability to respond to nervous stimulation
C) the ability to transform chemical energy into mechanical energy to move the body
D) its cells' in ability to reproduce by mitosis
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