PSYC 211- Midterm 1 Review

D the brain cannot aect the withdrawal reex of the

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Unformatted text preview: , which excites the motor neuron. At the same 1me, a brain neuron excites a different interneuron, which excites the motor neuron for muscle contrac1on. c)  A pain neuron excites an interneuron, which excites the motor neuron. At the same 1me, a brain neuron excites a different interneuron, which inhibits the same motor neuron to prevent muscle contrac1on. d)  The brain cannot affect the withdrawal reflex of the spinal cord 5. Which of the following properly describes what happens when the brain inhibits the withdrawal reflex? a)  A pain neuron excites an interneuron, which excites a motor neuron, which causes contrac1on of the muscle b)  A pain neuron excites an interneuron, which excites the motor neuron. At the same 1me, a brain neuron excites a different interneuron, which excites the motor neuron for muscle contrac1on. c)  A pain neuron excites an interneuron, which excites the motor neuron. At the same 1me, a brain neuron excites a different interneuron, which inhibits the same motor neuron to prevent muscle contrac1on. d)  The brain cannot affect the withdrawal reflex of the spinal cord 6. Which of the following accurately describes the different ions at res1ng membrane poten1al? a) A- concentrated inside the cell K+ concentrated outside the cell Na+ c oncentrated inside the cell Cl- concentrated outside of the cell b) A- concentrated inside the cell K+ concentrated outside the cell Na+ concentrated outside the cell Cl- concentrated inside of the cell c) A- concentrated inside the cell K+...
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This document was uploaded on 02/16/2014.

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