Hall: Guyton and Hall Textbook of Medical Physiology, 12th Edition Chapte !1: "unctional #gani$ation of the Hu%an &ody and Contol of the '(ntenal En)ion%ent* Test &ank
1. The most most abundant abundant type of of cell in the human human body body is which which of the the following? following? A. Neuron B. Epithelial cell C. Red blood cell . !hite blood cell E. "ascular smooth muscle cell #. $%eletal muscle cell AN$& C '. The most most abundant substan substance ce in the human human body and the the appro(imate appro(imate percentage percentage of that substance in the body is which of the following? A. )rotein* +,B. )rotein* ,C. !ater* +,. !ater* ,E. Carbohydrate* +,#. Carbohydrate* ,AN$& +. A large large /olume /olume of blood is transfus transfused ed to a person whose whose baroreceptor baroreceptor blood blood pressure pressure control system is not functioning and arterial blood pressure rises from the normal le/el of 1,, to 1, mm 0g. f the same /olume of blood is infused into the same person when the baroreceptor system is functioning and this time the arterial pressure increases from the normal le/el from 1,, mm 0g up to 1', mm 0g* calculate the gain of the baroreceptor system in this person. A. 2+ B. 2' C. 21 . , E. 31 #. 3' 4. 3+ AN$& B 5. !hich of the the following following substances substances has has the highest highest e(tracellul e(tracellular ar fluid to intracel intracellular lular fluid fluid concentration ratio for most mammalian cells?
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Test Ban% A. B. C. . E.
12' $odium ions )otassium ions Carbon dio(ide 4lucose )rotein
AN$& A 7. E(change of substances between the cardio/ascular system and the interstitial fluid occurs mainly in which of the following? A. Arteries B. Arterioles C. Capillaries . "enules E. "eins AN$& C . !hich of the following is the appro(imate distance from the capillaries to most cells of the body? A. 8ess than 7, angstroms B. 8ess than 7, microns C. 8ess than 7, millimeters . 8ess than 1,, angstroms E. 8ess than 1,, microns #. 8ess than 1,, millimeters AN$& A 9. !hen a person is at rest* how much time is re:uired for the blood in the circulation to tra/erse the entire circulatory circuit? A. 1 second B. 1 minute C. + minutes . 5 minutes E. 7 minutes AN$& B ;. <<<<<< feedbac% is often referred to as a =/icious cycle= because it leads to <<<<<<< instability and sometimes death. A. )ostiti/e* progressi/e B. )ositi/e* diminished C. Negati/e* progressi/e . Negati/e* diminished E. Adapti/e* progressi/e
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Test Ban%
12+
AN$& A >. !hich of the following is an e(ample of positi/e feedbac% in the body? A. Clotting of blood B. Return of blood pressure toward normal after a hemorrhage C. ncreased respiration rate caused by accumulation of carbon dio(ide in the blood . ecreased sympathetic ner/ous system acti/ity that occurs in response to increased blood pressure AN$& A
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