118exam5-spring07 - BIOLOGY 118 EXAM 5 FINAL June 6 2007...

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BIOLOGY 118 - EXAM 5 - FINAL June 6, 2007 - VERSION A ..) on your answer sheet. You can keep this list of exam questions. You may write on it if you wish. Remember, this will be the only way you will know what answers you marked on the scantron. Each question has only 1 correct answer. Indicate your choice on the answer sheet - scantron. If you need clarification for a question, raise your hand & stay in your seat. If you are stumped by a question, place a mark by it, and return to it later. ACEI = angiotensin converting enzyme inhibitor FSH = follicle stimulating hormone JGA = juxtaglomerular apparatus ARB = angiotensin receptor blocker GFR = glomerular filtration rate LH = luteinizing hormone ADH = antidiuretic hormone GnRH = gonadotropin releasing hormone NFP = net filtration pressure ANP = atrial natriuretic peptide HP = BP = hydrostatic or blood pressure OP = osmotic pressure BP = blood pressure, hydrostatic pressure hCG = human chorionic gonadotropin SIV = simian immunodeficiency virus Fallopian tube = uterine tube HIV = human immunodeficiency virus STD = sexually transmitted disease 1. Urinary reflux (urine backing up in ureters) can be caused by a. a weak external urethral sphincter. b. kidney stones that block a ureter. c. frequent urination. d. all of these. 2. The _______ muscle tissue of the urinary bladder remains relaxed when stimulated by the ______ nervous system. a. smooth - parasympathetic b. skeletal - parasympathetic c. smooth - sympathetic d. skeletal - somatic motor 3. Which organ is lined, inside, with transitional epithelium so that it stretches (expands) easily? a. Urinary bladder b. Seminal vesicles c. Vas deferens d. Penis 4. Which section of a nephron has the most microvilli to maximize reabsorption of fluids? a. Glomerulus b. Distal tubule c. Proximal tubule d. Loop of Henle 5. _______ is the most toxic nitrogenous waste in our blood. a. Ammonia b. Creatine c. Uric acid d. Urea 6. Mucous protects the interior surface of _____ from pathogens &/or chemical irritation. a. the vagina b. the ureters c. the urethra d. all of these 7. Which line in graph A, best describes GFR on the Y-axis if arterial BP ranges from 100 mmHg to 180 mmHg, under normal homeostasis? a. Z b. V c. X d. W 8. Calculate the NFP given these data (in mmHg): glomerular HP = 55, glomerular OP = 25, capsule HP = 15, capsule OP = 5. a. +15 mmHg b. +20 mmHg c. -15 mmHg d. -20 mmHg
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9. The experimental results in Graph B show that over the long term, the salt restrictions that lowered blood HP, ____ CVD & _____ mortality. a. decreased - decreased b. increased - increased c. decreased - increased d. increased - decreased 10. Which substance will NOT filter through the glomerulus, into the Bowman’s capsule, under normal conditions? a.
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118exam5-spring07 - BIOLOGY 118 EXAM 5 FINAL June 6 2007...

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