wpr2cd-072-ans

wpr2cd-072-ans - Cadet _ Time of Departure _ DEPARTMENT OF...

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Cadet ________________________ Time of Departure __________ DEPARTMENT OF CHEMISTRY AND LIFE SCIENCE CH387, Human Physiology, AY07-2 Resources Permitted: None Written Partial Review 2 (C/D hours) TEXT: Germann & Stansfield, 22 March 2007 Principles of Human Available time: 55 minutes Physiology, 2 nd Edition SCOPE: Lessons 15-22 CHECK THIS EXAMINATION TO SEE THAT THERE ARE 8 PAGES, NOT INCLUDING THE COVER PAGE. INFORM THE INSTRUCTOR OF ANY INCOMPLETE OR MISSING PAGES. WRITE YOUR NAME ON THE TOP OF EACH SHEET. ANSWER ALL QUESTIONS. TOTAL WEIGHT: 200 POINTS DO NOT WRITE IN THIS SPACE: PART MAX VALUE CUT POINTS 1 140 2 60 TOTAL 200
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Cadet___________________________ PART 1 (140 Points) MULTIPLE CHOICE : (4 points each) 1. (2) The primary function of the autonomic nervous system is to a. regulate the function of effector organs to maintain homeostasis. b. control skeletal muscles. c. receive information from sensory receptors and transmit information to the thalamus. d. transmit pain messages to the brain. 2. (1) The ____________ carries deoxygenated blood to the lungs. a. pulmonary vein b. pulmonary artery c. aorta d. superior vena cava 3. (3) Which of the following is in the correct order during excitation-contraction coupling? a. Ca 2+ released from the sarcoplasmic reticulum → action potential generated at the motor end plate → opening Ca 2+ channels → action potential propagates down t-tubules b. action potential generated at the motor end plate → action potential propagates down t-tubules → opening Ca 2+ channels → Ca 2+ released from the sarcoplasmic reticulum c. opening Ca 2+ channels → action potential generated at the motor end plate → action potential propagates down t-tubules → Ca 2+ released from the sarcoplasmic reticulum d. opening Ca 2+ channels → Ca 2+ released from the sarcoplasmic reticulum → action potential generated at the motor end plate → action potential propagates down t-tubules 4. (1) In an isotonic contraction, _______________. a. muscle length shortens b. muscle tension exceeds the force of the load c. the load is moved d. all of the above 5. (1) Actin and myosin make up the thick and thin filaments of the a. sarcomere. b. sarcoplasmic reticulum. c. transverse tubules. d. motor end plate. CH387 Human Physiology WPR2 AY2004-2005 1
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Cadet___________________________ 6. (2) Contraction of motor units in a(n) __________ manner allows a muscle to maintain a level of force for a duration of time without fatiguing. a. synchronous b. random c. asynchronous d. symmetrical 7. (1) Smooth muscle and cardiac muscle are both innervated by the a. somatic nervous system. b.
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This test prep was uploaded on 04/15/2008 for the course CH 387 taught by Professor Robert during the Fall '08 term at West Point.

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wpr2cd-072-ans - Cadet _ Time of Departure _ DEPARTMENT OF...

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