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Week 14

Question and Answer

QuestionAnswer
What is a stimulus-gated channel? Its an ion channel that opens in response to a sensory stimulus.
True or false the speed of a nerve impulse depends on the neuron’s resting potential? False
What is the movement of the membrane potential away from zero called? Hyperpolarization
What is the effect of sympathetic stimulation on the urinary bladder? It causes relaxation on the urinary bladder.
Axon terminals of autonomic neurons release either of two neurotransmitters called? Norepinephrine and Acetylcholine.
Tongue movement is controlled by which cranial nerve? The hypoglossal
Which region of the brain plays a part in the mechanism responsible for emotions by associating sensory impulses with feelings of pleasantness and unpleasantness? The thalamus
When the right cornea senses a tactile stimulus, what happens to the left eye? The left eye blinks
Which is not true of the hormone somatostatin? It stimulates the secretion of insulin.
The term blood type refers to the type of blood cell Called antigen.
Which sphincters function as regulatory valves that reduce the flow of blood through a network of capillaries when they contract and constrict the arterioles? There called precapillary sphincters
Created by: luciasesay
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