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SCI 221

WEEKS 7-13

QuestionAnswer
No impulse can be sent through a neuron: during the absolute refractory period.
A term commonly used as a synonym for action potential is nerve impulse.
What would the result be if the phrenic nerve received an impulse from the cervical plexus? The diaphragm would stop contracting.
Norepinephrine is liberated at: most sympathetic postganglionic nerve endings.
The clear and potassium-rich fluid that fills the labyrinth is endolymph.
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 pulmonary baroreceptors
Neutrophils are highly mobile and phagocytic. They migrate out of blood vessels and into tissue spaces. This process is called diapedesis.
During their residence in the thymus, pre-T cells develop into _____, cells that proliferate as rapidly as any in the body. thymocytes
The functions of the lymph nodes are defense and hematopoiesis.
The term used to describe the volume of air exchanged during normal inspiration and expiration is: TIDAL VOLUME
By the time the blood leaves the lung capillaries to return to the heart, what percentage of the blood’s hemoglobin has united with oxygen? 97%
The sodium cotransport or coupled transport acts to transport sodium ions and glucose molecules _____ the GI lumen. passively out of
Which phase(s) of gastric secretion is(are) stimulated by the sight, taste, and smell of food? Cephalic phase
Created by: tarahgirgis
 



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