5. Which function is controlled by the somatic division of the PNS? voluntary muscle movements blood pressure smooth muscle contractions glandular secretions a. b. C. d. 6. Which of these is a protein hormone? glucagon aldosterone testosterone estradiol a. b. C. d.

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A: The false statement is: The scientific method is used to test hypothesis and observations.

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Sleep Physiology

Sleep is a condition of reduced muscle movement in the body. Awareness about the surroundings is reduced at the time of sleep. The body stays mildly responsive or non-responsive to external stimuli. The sleep-wake cycle is controlled by the circadian rhythm that produces a resting phase for the body.