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Physiology 7-13

Week 7-13

QuestionAnswer
An ion channel that opens in response to a sensory stimulus is a(n) stimulus-gated channel.
When neurotransmitters from synaptic knobs stimulate a postsynaptic neuron in rapid succession, their effect can add up over a brief period to produce an action potential. This is called temporal summation.
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
The second largest part of the brain, located just below the posterior portion of the cerebrum, is the cerebellum
The set of coordinated commands that control the programmed muscle activity mediated by extrapyramidal pathways is called the motor program.
The receptors responsible for sensing crude and persistent touch are the: Ruffini corpuscles.
Visceroceptors are located in which of the following? Internal organs
In the extrinsic pathway of stage 1 of the clotting mechanism, chemicals released from damaged tissues trigger the cascade of events that ultimately result in the formation of prothrombin activator.
The movement of phagocytes from blood vessels to an inflammation site is called diapedesis
The ingestion and destruction of microorganisms or other small particles is called phagocytosis.
Which of the following constitutes total lung volume? Residual volume and vital capacity
The hormone thought to be a messenger causing release of digestive enzymes from the intestinal mucosa is: vasoactive intestinal peptide
Which blood vessel carries absorbed food from the GI tract to the liver? Portal vein
Created by: brandeeflint
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