Midterm II Version A with Key

Midterm II Version A with Key - 1 NPB 101 Midterm II 2009...

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Unformatted text preview: 1 NPB 101 Midterm II 2009 Multiple Choice Identify the one choice that best completes the statement or answers the question. 1. The blood flowing in which group of structures listed below is normally oxygenated? A. systemic arteries, pulmonary arteries, aorta, right ventricle B. aorta, pulmonary veins, left ventricle, systemic arteries C. systemic arteries, pulmonary arteries, aorta, left atrium D. aorta, pulmonary arteries, left ventricle, systemic arteries 2. When urine is being stored in the bladder movement of the urine through the urethra is prevented b y A. an internal sphincter that is under voluntary control and an external sphincter that is under involuntary control B. an internal sphincter that is under involuntary control and an external sphincter that is under voluntary control C. internal and external sphincters, both of which are under voluntary control D. internal and external sphincters, both of which are under involuntary control 3. The highest blood pressure in the cardiovascular system is found in the A. left ventricle C. right atrium B. right ventricle D. left atrium 4. Sympathetic nervous activity can increase blood pressure by A. increasing heart rate D. All of the above B. increasing cardiac stroke volume E. None of the above C. increasing peripheral resistance 5. Complete loss of the cells constituting the AV node will result in A. the right and left ventricles contracting at different times B. the atria and ventricles contracting at different rates C. a decrease in the rate of ventricular contractions D. A & B E. B & C 6. Which of the following stimulate aldosterone secretion? A. increased plasma K + B. decreased plasma K + C. activation of the renin-angiotensin pathway D. A and C E. B and C 7. Vasopressin controls the reabsorption of water in the nephron A. only in the distal and collecting tubules B. only in the glomerulus C. only in the proximal tubule D. only in the loop of Henle E. along the entire length of the tubule 8. Which substances DO NOT move easily from the capillary lumen into the ECF? A. amino acids D. gasses such as O 2 and CO 2 B. water E. proteins C. glucose 2 9. Which of the statements below is NOT TRUE? A. Almost all the oxygen in the blood is carried by red blood cells. B. Normally a little less than half the volume of blood is red blood cells. C. Red blood cells are involved in transporting carbon dioxide from the tissues. D. Red blood cells are the only type of cell found in the blood. 10. A person has a heart rate of 100 beats per minute, an end systolic volume of 10 ml, and an end diastolic volume of 50 ml. What is their cardiac output?...
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This note was uploaded on 09/23/2010 for the course NPB 8746546 taught by Professor Goldberg during the Spring '10 term at UC Davis.

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Midterm II Version A with Key - 1 NPB 101 Midterm II 2009...

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