Exam 2 - Question 1 Your answer is CORRECT The peripheral...

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Question 1 Your answer is CORRECT. The peripheral nervous system includes all but the following: a) afferent division. b) autonomic nervous system. c) motor neurons. d) spinal cord. e) sympathetic nervous system. Question 2 Your answer is CORRECT. Which type of neuron is the most abundant in the body? a) afferent neuron. b) efferent neuron. c) interneuron. d) motor neuron. e) sympathetic and parasympathetic neurons. Question 3 Your answer is CORRECT. Astrocytes: a) induce formation of the blood-brain barrier. b) are important in the repair of brain injuries and in neural scar formation. c) take up excess K + from the brain ECF. d) physically support neurons. e) all of these answers. Question 4 Your answer is CORRECT. The pia mater is the fragile, innermost meningeal layer that closely adheres to the surfaces of the brain and spinal cord. a) True b) False Question 5 Your answer is CORRECT. Which of the following statements concerning cerebrospinal fluid is incorrect? Cerebrospinal fluid: a) is formed by the choroid plexuses and is reabsorbed across the arachnoid villi into the blood within the dural sinuses. b) serves as a shock-absorbing fluid to cushion the brain against jarring movements. c) comes into direct contact with the neuronal and glial cells. d) fills the subarachnoid space. e) influences the composition of the brain interstitial fluid more than the blood does. Question 6 Your answer is CORRECT. Transport across the brain capillary walls is solely restricted via the physiological laws that govern diffusion. a) True b) False
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Question 7 Your answer is CORRECT. The left cerebral hemisphere normally excels in all of the following except: a) language ability. b) logical and analytical tasks. c) math skills. d) musical ability. e) verbal tasks. Question 8 Your answer is CORRECT. Which of the following participate in control of skeletal muscle activity? a) basal nuclei. b) cerebellum. c) premotor cortex. d) thalamus. e) all of these Question 9 Your answer is CORRECT. Wernickes area governs the ability to comprehend language. a) True b) False Question 10 Your answer is CORRECT. The parietal-temporal-occipital association cortex: a) is concerned primarily with motivation and emotion. b) integrates somatic, auditory, and visual sensations. c) plays an important role in personality traits. d) localizes the source of sensory input and perceives the level of intensity of the stimulus. e) when damaged results in aphasia. Question 11 Your answer is CORRECT. Which is not a function of the basal nuclei? a) inhibition of muscle tone. b) coordination of impulses related to posture. c) suppression of unnecessary motor activity. d) autonomic control activity. e) all of these answers. Question 12
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Exam 2 - Question 1 Your answer is CORRECT The peripheral...

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