生理学综合测试卷一及答案（Physiological comprehensive test volume 1 and answer）.docVIP

生理学综合测试卷一及答案（Physiological comprehensive test volume 1 and answer） Physiological comprehensive test volume 1 and answer First, the noun explained: (4 points per subject, 12 points) 1. threshold potential Threshold potential: the value of the critical membrane potential that triggers the action potential. 2. ventilation / blood flow ratio [ventilation / blood flow ratio: the ratio of alveolar ventilation to pulmonary blood flow per minute. Normal for 0.84. 3. osmotic diuresis Answer] osmotic diuresis: as the concentration of solute in the tubule fluid increases, the osmotic pressure of the tubule fluid is increased, and the tubular reabsorption of water in the tubular fluid is reduced, and the amount of urine excreted is increased, which is called osmotic diuresis. Two, fill in the blanks (1 points per minute, 6 points) Including the main way of transmembrane transport of 1. substances: simple diffusion, _____, ____, exocytosis and endocytosis. [answer] facilitated diffusion and active transport Includes three basic factors: 2. the formation of arterial blood pressure blood filling, enough circulatory system ____, ____. [answer] cardiac ejection, peripheral resistance. The three part includes 3. respiratory ____, ____, intrabreath. [answer] cardiac ejection, peripheral resistance. Three, individual choice questions (1 points per game, a total of 25 points) 1. main factors form the resting potential of ___ A.K+ internal flow; B.Cl-; internal flow; C.Na+ flow; D.K+ outflow; E.Ca2+ internal flow [answer] D There are 2. ___ conduction characteristics of myelinated nerve fiber A. conduction velocity slow B. jump conduction C. attenuation conduction D. unidirectional conduction E. cable conduction [answer] B 3. neuromuscular junction transmission, elimination of acetylcholine enzyme is ___ A. phosphodiesterase, B. adenylyl cyclase, C., cholinesterase, D.ATP enzyme, E., choline acetyl enzyme [answer] C 4. hematocrit refers to blood cells _________ The ratio of A. to plasma