key1 - Physiological Psychology Dr Stehouwer Name...

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Physiological Psychology Name ______________________________ Dr. Stehouwer 4-character I.D. ___________ Answer Key, Exam #1 "On my honor, I have neither given nor received unauthorized aid in doing this assignment." (signed) _____________________________ FILL IN THE BLANKS: 1. What are the classes of neurons based on: The number of processes? a. _ unipolar _____________________ b. _ bipolar ______________________ c. __ multipolar ___________________ The length of their axons? a. __ projection, Golgi type I _____ b. __ local, Golgi type II _________ Their functions (inputs and targets)? a. __ sensory neurons ____________ b. __ motoneurons _______________ c. ___ interneurons ______________ 2. The __ equilibrium potential _________________ for a particular ion is the voltage that is exactly equal and opposite to the __ concentration gradient ______ for that ion. 3. If the membrane potential of a neuron becomes less negative it is said to be _ depolarized or EPSP . If it becomes more polarized, it is _ hyperpolarized or IPSP _. 4. The membrane of a neuron that is inactive typically has a potential of about -70 mV. This is called its _ resting membrane potential ________________. If this potential becomes less negative, the neuron is said to be __ depolarized or excited ________. The potential at which a neuron generates an action potential is said to be the __ threshold _____of the neuron. True-False:
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This note was uploaded on 12/01/2011 for the course PSB 6087 taught by Professor Stehouwer during the Fall '08 term at University of Florida.

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key1 - Physiological Psychology Dr Stehouwer Name...

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