Login
Copyright

Muscle Physiology 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!

Exam Progress:

Answered 0 of 30
 Go To First Skipped Question  Restart Exam

Page 1

Question 1 1. Which of the following structures are optimally arranged to maximize contraction?

Question 2 2. Consider a drug that inhibits ATP synthesis. What effect would this drug have on muscle tissue?

Question 3 3. In the neuromuscular pathway at a chemical synapse, what must first occur for the postsynaptic cell to receive a signal?

Question 4 4. Rapid contractions of skeletal muscle in the body are responsible for the regulation of WHAT element?

Question 5 5. Maximization of muscle contraction is directly related to WHAT design feature of human muscles?

Page 2

Question 6 6. What structure attaches a skeletal muscle to a bone?

Question 7 7. Autonomic motor neurons would cause which of the following physiological reactions in the human body?

Question 8 8. Which type, or types, of muscle tissue innervate the somatic nervous system?

Question 9 9. Skeletal muscle contraction without muscle shortening is responsible for which of the following?

Question 10 10. Which of the following regulates smooth muscle but not striated muscle contraction?

Page 3

Question 11 11. Which of the following is NOT true of a skeletal muscle motor unit?

Question 12 12. The connective tissue that surrounds each fascicle in the fascicular arrangement of skeletal muscles is known as _____?

Question 13 13. Which statement is true of the muscle length in an isometric contraction?

Question 14 14. In the sequence of bodily movement, a contracted muscle _____ a body part to create the motion?

Question 15 15. Consider a disease in which troponin is targeted and destroyed by the patient's own immune system. Which of the following would be likely symptoms?

Page 4

Question 16 16. All of the following terms describe a type of muscle tissue EXCEPT _____.

Question 17 17. A lack of ATP and a continuous binding of calcium to troponin is MOST likely to cause which of the following conditions to set in?

Question 18 18. What is the functional unit of a striated muscle?

Question 19 19. Which of the following occurs first in a single cross bridge cycle, beginning with the high-energy/attached stage?

Question 20 20. Neostigmine is a drug that acts by inhibiting acetylcholinesterase. Which of the following would be a likely side effect of this drug?

Page 5

Question 21 21. Slow muscle fibers are best characterized by which of the following descriptions?

Question 22 22. What is another name for motor unit summation?

Question 23 23. Which of the following is NOT characteristic of fast muscle fibers?

Question 24 24. The two primary types of muscle contractions are muscle shortening known as concentric contractions, and _____ contractions, where the muscle elongates?

Question 25 25. Actin and myosin filaments form _____, or the long, contractile threads located in striated muscle cells?

Page 6

Question 26 26. Actin is a thin, contractile protein that is a component of the _____, or the functional unit of striated muscle?

Question 27 27. If a muscle is held at a shortened resting length, then why is tension development compromised?

Question 28 28. Which regulatory protein covers the myosin binding sites on the actin molecules?

Question 29 29. Which of the following is composed of muscle tissue surrounding a hollow organ?

Question 30 30. Hollow organs found in the body are composed of WHAT type of muscle?

Muscle Physiology Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back to them later with the "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. You will lose your work if you close or refresh this page. Good luck!

Biology 105: Anatomy & Physiology  /  Science Courses
Support