B a withdrawal reflex on one side of the body and a

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Unformatted text preview: 100% 0% 0% 1/1 7. When a pathway is automatically facilitated by the brain, when the proper circumstances are present, it is called: Student Response A. learned reflex B. post-tetanic potentiation C. divergence D. convergence Score: Value 100% 0% 0% 0% 0/1 8. Opening of the chemically-gated K+ channels would produce: Student Response A. B. C. D. E. depolarization hyperpolarization EPSP IPSP Both #1 and #3. F. Both #2 and #4. Score: Value 0% 0% 0% 0% 0% 100% 1/1 9. Once an action potential is generated, another cannot be generated until the ion gates return to the following configuration: Student Response Na+ activation gate closed, Na+ inactivation gate open, K+ gate closed. A. Value 100% B. Na+ activation gate closed, Na+ inactivation gate closed, K+ gate closed. C. Na+ activation gate open, Na+ inactivation gate open, K+ gate closed. D. Na+ activation gate closed, Na+ inactivation gate closed, K+ gate open. 0% 0% Score: 0% 1/1 10. A demyelination disorder of the CNS which results in impaired and disrupted conduction along axons is: Student Response Value Student Response Value B. quadriplegia C. multiple sclerosis 0% 100% D. Paget's disease 0% 1/1 Score: View Attempt 1 of 2 Title: Started: Submitted: Time spent: Quiz #9 The Brain November 29, 2007 3:35 PM November 29, 2007 3:46 PM 00:10:49 Total score: 10/10 = 100% Total score adjusted by 0.0 Maximum possible score: 10 1. The centers which control the heart, respiratory muscle contraction, and vascular smooth muscle are located in the: Student Response A. medulla oblongata B. C. D. E. Score: pons varoli pineal body midbrain corpora quadrigemia Value 100% 0% 0% 0% 0% 1/1 2. The brain center which filters out sensory stimuli and sends it to appropriate locations is the: Student Response A. thalamus B. C. D. E. Score: hypothalamus substantia nigra basal nuclei pons Value 100% 0% 0% 0% 0% 1/1 3. Repetitive movements of a skilled nature are facilitated in the: Student Response A. pre-motor cortex B. basal nuclei C. pre-central gyrus D. post-central gyrus E. pre-frontal lobes Score: 1/1 4. The upper motor neurons originate in the: Value 0% 100% 0% 0% 0% Student Response Value A. pre-motor cortex B. basal nuclei C. pre-central gyrus 0% 0% 100% D. post-central gyrus E. pre-frontal lobes 0% Score: 0% 1/1 5. The area said to represent intelligence and an interpretive area for language is the: Student Response A. Broca's area B. pre-frontal lobes C. thalamus D. Wernicke's area Score: Value 0% 0% 0% 100% 1/1 6. The brain region involved when insufficient dopamine production produces Parkinson's disease: Student Response A. thalamus B. hypothalamus C. substantia nigra D. basal nuclei E. pons Score: Value 0% 0% 100% 0% 0% 1/1 7. A constantly updating control of muscles which provides coordination is centered in the: Student Response A. pre-central gyrus B. pre-motor cortex C. basal nuclei D. cerebellum Score: Value 0% 0% 0% 100% 1/1 8. Broca's area is located alongside the: Student Response A. Upper portion of the pre-central...
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