Practice_questions_exam_4[1]

Practice_questions_exam_4[1] - PSIO 201 Spring 2008...

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PSIO 201 Spring 2008 Practice Questions Exam 4 1. If a chemically gated channel opens in a post-synaptic nerve cell and positive ions rush out into the ECF, the post-synaptic cell: A. hyperpolarizes and moves closer to threshold B. hyperpolarizes and moves farther away from threshold C. depolarizes and moves closer to threshold D. depolarizes and moves farther away from threshold E. none of the above 2. Cerebrospinal fluid: A. is selectively filtered blood plasma B. is formed in the ventricles of the brain C. circulates in the subarachnoid space D. serves to cushion the brain and provide a medium for nutrient exchange E. all of the above 3. The primary somatosensory area: A. contains neurons that control the activity of skeletal muscle B. receives sensory input regarding visual stimuli C. receives sensory input regarding auditory stimuli D. receives inputs regarding sensations such as touch and pain E. is part of the diencephalon 4. You just ate breakfast and you have a terrible stomach ache. Which of the following correctly describes how
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This note was uploaded on 05/12/2008 for the course PSIO 201 taught by Professor Stanescu during the Spring '08 term at University of Arizona- Tucson.

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Practice_questions_exam_4[1] - PSIO 201 Spring 2008...

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