Which of the following sugars is a disaccharide?
A) maltose
B) galactose
C) fructose
D) glucose
A
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If stress lasts longer than a few hours, an individual will enter the ________ phase of the general adaptation syndrome (GAS)
A) alarm B) resistance C) exhaustion D) extension E) prolonged
What category of drug simulates the parasympathetic nervous system or homeostatic function?
a. dopaminergic b. adrenergic c. cholinergic d. sympathetic
At the peak of an action potential,
a. the electrical gradient for K+ tends to move this ion outward. b. the concentration gradient for K+ tends to move this ion outward. c. K+ permeability greatly increases. d. two of these answers. e. all of these answers.
The parasympathetic nervous system is characterized by
A. long postganglionic axons. B. short preganglionic axons near the spinal cord. C. the absence of postganglionic axons. D. short postganglionic axons near the organs they innervate. E. the absence of preganglionic fibers.