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The main function of the circulatory system is
A. To give the body structure and support
B. Excrete waste
C. transport blood, nutrients, and gases throughout the body
D. to transport messages from the body to the brain
Select your answer:
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Nervous System Functioning › ViewThe _____ nervous system automatically restores bodily systems to their normal level of functioning after the need for heightened activity has passed.
A. somatic
B. central
C. sympathetic
D. parasympathetic
Consciousness and Sleep › View
The difference between a sleep disturbance and a sleep disorder is
A. whether it occurs every night
B. whether the person has been diagnosed
C. whether it causes significant impairment to every day life in normal waking hours
D. whether the sleep disorder is primary or secondary