Selective attention is facilitated, enhanced, and improved by way of the ________ of the brainstem, which acts as the origin point of neurons, which project to the cerebral cortex and release ________ neurotransmitter(s).
A. pons, acetylcholine
B. locus ceruleus, norepinephrine
C. basal nuclei, dopamine
D. hypothalamus, serotonin
E. thalamus, melatonin
Answer: B
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In response to high blood glucose, the pancreas releases insulin to enable glucose to enter body cells. When the blood glucose level returns to normal, insulin release stops. This is an example of regulation by
A. negative feedback. B. neural regulation. C. somatic regulation. D. positive feedback. E. endocrine dysplasia.
The "rule of ________" is a system devised to assess the amount of body surface affected by a burn.
A. injury B. nines C. many D. five
Both the cerebrum and cerebellum have gray matter in their surface cortex and deeper nuclei, and white matter deep to the cortex.
Answer the following statement true (T) or false (F)
If a 0.9% NaCl (saline) solution is isotonic to a cell, then a solution of 3.5% NaCl would be
A. hypotonic to the cell. B. catatonic to the cell. C. isotonic to the cell. D. hypertonic to the cell. E. All of the choices are correct.