Cerebrospinal fluid (CSF) serves to:
A. generate glial cells in the human brain.
B. supply blood to the brain.
C. generate neurons in the human brain.
D. reduce the net weight of the brain and provide protective cushioning.
Answer: D
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Variables are ____________ while theoretical constructs are________________
a. Valid, Invalid b. Tangible, Intangible c. Quantitative, Qualitative d. Continuous, Discrete
You see a woman yelling at her child in the store and you decide that she must not be a very good mother. In making this judgment, you made a ____
a. ?trait attribution only b. ?situational attribution only c. ?correct attribution only d. ?trait and correct attributions
The deer waits motionlessly, hidden in the thicket as the band of hunters approach. As they get closer, their dogs bark, picking up the scent of their prey
In a futile effort to escape, the deer bolts. Which of the following most accurately describes the nervous system of the hunted deer at this point: a. Its sympathetic nerve fibers are more active than its parasympathetic nerve fibers b. Its parasympathetic nerve fibers are more active than its sympathetic nerve fibers c. Both its sympathetic and parasympathetic nerve fibers are equally active d. Neither it sympathetic nor its parasympathetic nerve fibers are aroused
During the vocabulary spurt, children typically display
a. a decrease in active play but an increase in social skills. b. an acceleration in their fine motor skill development. c. a reduction in their attention to auditory stimuli. d. a simultaneous spurt in the number of words they understand.