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Cierra Austin 7-13

Physiology

QuestionAnswer
What is the movement of the membrane potential away from zero (below the usual RMP) called? Hyperpolarization
Which membrane receptor acts to directly change ion permeability when stimulated? Gated-channel receptor
The active transport mechanism in the plasma membrane that transports sodium and potassium ions in opposite directions and at different rates is what? sodium-potassium pump.
What is the term commonly used as a synonym for action potential? nerve impulse
Which chemicals allow neurons to communicate with one another? neurotransmitters
What would the result be if the phrenic nerve received an impulse from the cervical plexus? The diaphragm would stop contracting.
What does the cerebellum act with to produce skilled movement? Cerebrum
Which is the neurotransmitter(s) in a somatic motor pathway? Acetylcholine
What is the vomiting reflex mediated by? The medulla
What is the major hormone produced by the corpus luteum? progesterone
Which of the following is not a formed element found in the blood? plasma
What is a decrease in the amount of white blood cells called? leukopenia
Which division of the autonomic nervous system sends fibers to the heart? Sympathetic and parasympathetic
Created by: cierraa4737
 

 



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