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final

Physiology

QuestionAnswer
Severe depression can be caused by a deficit in certain brain synapses of: amines
Which membrane receptor acts to directly change ion permeability when stimulated? Gated channel receptor
Which region of the brain plays a part in the mechanism responsible for emotions by associating sensory impulses with feelings of pleasantness and unpleasantness? thalamus
Which of the following is NOT an example of sympathetic stimulation? constriction of the bronchioles decreased secretion of the pancreas constriction of the urinary sphincters dilation of skeletal muscle blood vessels constriction of the bronchioles
Sensory impulses ending in what part of the CNS trigger imprecise or "crude" sensation awareness? Thalamus
Which are the two baroreceptors that are located near the heart? aortic baroreceptors and carotid baroreceptors
During pregnancy, what happens to the oxygenated blood returned from the placenta via the umbilical vein? It flows into the inferior vena cava.
Circulatory shock caused by a drop in the amount of blood in the circulatory system is called hypovolemic shock
Memory cells become plasma cells when exposed to an antigen
Which of the following is a powerful poison that acts directly on any cell and quickly kills it? cytotoxin phagotoxin lymphotoxin granulotoxin cytotoxin
Created by: alcalaamanda
 

 



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