Most of the body's neural tissue (roughly 96 percent) is located in the ________ and spinal cord, the primary control centers for the nervous system.
Fill in the blank(s) with the appropriate word(s).
brain
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Increased testosterone levels reduce the secretion of gonadotropin-releasing hormone from the anterior pituitary. This is an example of
A. inhibition of hormone release by hormonal stimuli. B. inhibition of hormone release by external stimuli. C. inhibition of hormonal release by environmental stimuli. D. inhibition of hormone release by humoral stimuli. E. inhibition of hormone release by neural stimuli.
If a wound overwhelms the clotting mechanism and leads to serious hemorrhage and drop in blood pressure, what compensations does the body have to maintain cardiac output?
The brachialis, the biceps brachii, and the brachioradialis muscles flex the ____ at the elbow
a. forearm b. wrist c. arm d. shoulder
Which of these factors does not affect hemoglobin's affinity for oxygen?
A) RBC metabolic activity B) temperature C) electrolyte balance D) the PO2 of blood E) blood pH