Muscular System: Help and Review Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Consider a drug that inhibits the acetylcholine receptor in the neuromuscular junction. Which of the following would be a likely side effect of this drug?

Question 2 2. Which of the following ions stimulates neurotransmitter secretion?

Question 3 3. How does shivering thermogenesis aid in the homeostatic regulation of body temperature?

Question 4 4. Tetanic contraction is produced when repeated stimuli is administered during which part of the muscle twitch?

Question 5 5. What ultimately provides the energy to make lots of ATP during aerobic metabolism?

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Question 6 6. Henry is in the process of kicking a field goal. When his hamstrings contract to decelerate the motion of his leg following the kick, this is known as which of the following types of contractions?

Question 7 7. Which of the following is a neuromuscular disease resulting from destruction of the acetylcholine receptor?

Question 8 8. Which of the following attaches skeletal muscle to bone?

Question 9 9. Which of the following connects one sarcomere with another along the length of the myofibril?

Question 10 10. During everyday activities, such as running and walking, _____ are involved.

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Question 11 11. How long do ATP and creatine phosphate last during exercise?

Question 12 12. Henry is getting ready to kick a field goal. When his thigh muscle contracts to straighten his knee right before the kick, this is known as _____ contractions?

Question 13 13. Which of the following regulates smooth muscle but not striated muscle contraction?

Question 14 14. If a muscle is stretched beyond the normal resting length, then why is tension development compromised?

Question 15 15. Why are slow fibers surrounded by a large capillary network?

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Question 16 16. Which of the following proteins makes up the thin filaments and binds to the ends of the sarcomere at the Z lines?

Question 17 17. Which organ converts amino acids into glucose?

Question 18 18. Which of the following would be an accurate comparison of a small motor unit to a large motor unit?

Question 19 19. Which of the following structures are optimally arranged to maximize contraction?

Question 20 20. Which of the following are the contractile proteins responsible for muscle contraction?

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Question 21 21. What structure attaches a skeletal muscle to a bone?

Question 22 22. Consider a drug that inhibits ATP synthesis. What effect would this drug have on muscle tissue?

Question 23 23. Which of the following is not a characteristic of glycolysis?

Question 24 24. Which of the following is NOT true of a maximum contraction?

Question 25 25. Which of the following would be the smallest in diameter?

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Question 26 26. Which of the following must happen to detach the cross-bridge between actin and myosin?

Question 27 27. Sally is carrying a box of training materials directly in front of her, as she is on her way to set-up a conference room prior to the start of a seminar. While she is walking her biceps are remaining in a fixed position and are not being raised or lowered. Which of the following is this an example of?

Question 28 28. What is the connective tissue layer that surrounds an individual fascicle?

Question 29 29. In a synapse between a neuron and a muscle cell, the neuron sending the transmission is the _____, while the muscle is receiving the transmission is referred to as the _____.

Question 30 30. Rich has begun a challenging, daily workout routine to prepare for an upcoming weightlifting competition. Prior to lifting a heavy barbell, he pulls at it several times. This is known as a _____ contraction.

Muscular System: Help and Review Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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