Sample Ques Exam 3 - Sample test questions. Please note,...

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Sample test questions. Please note, this is just a sample and does not necessarily cover all the topics from class. Cardiac Muscle A) responds to afferent signals from the brain B) can pump without nervous input C) is slowed down by sympathetic neurons D) needs input from the nervous system to contract E) has no refractory period An excitatory post - synaptic potential (EPSP) is caused by A) opening of sodium channels on postsynaptic membrane B) opening of potassium channels on presynaptic membrane C) closing of calcium channels on presynaptic membrane D) opening of leak channels on postsynaptic membrane E) opening of potassium channels on postsynaptic memrane The depolarization of the presynaptic membrane of a motorneurone directly causes A) synaptic vesicles to fuse with the membrane B) an action potential in post - synaptic cell C) an EPSP in the postsynaptic cell D) the opening of chemically gated channels E) voltage - gated calcium channels in the membrane to open Propagation speed of APs doubles
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This document was uploaded on 08/10/2011.

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Sample Ques Exam 3 - Sample test questions. Please note,...

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