Prefinal - Sleep 2 Flashcards
is a condition in which the body is in a decreased state of activity without physical emotional stress and freedom from anxiety.
Rest
is a state of rest accompanied by an altered level of consciousness and relative inactivity, and perception of the environment is decreased
Sleep
The reticular activating system (RAS) located at the ___ and ___ plays an important role in the sleep-wake cycle.
brain stem
Cerebral Cortex
Sleep begins with the activation of the pre-optic area of the ___
anterior hypothalamus.
Sleep-promoting neurons act over wake-promoting neurons by releasing ___
Gamma Amino Butyric Acid (GABA).
During this time, the ___ gland in the brain begins to activate the natural hormone Melatonin, and the person feels less alert.
Pineal
With the beginning of daylight, Melatonin is at its lowest level in the body and the stimulating hormone, ___, is at its highest causing wakefulness.
Cortisol
It is a sort of 24-hour internal biological clock.
Circadian Rhythms
Normal Sleep Requirements
Newborn:
16-18 hours/day
Normal Sleep Requirements
Infants:
12-14 hours
Normal Sleep Requirements
Toddlers:
10-12 hours
Normal Sleep Requirements
Preschool:
11-12 hours
Normal Sleep Requirements
School-Age:
8-12 hours
Normal Sleep Requirements
Adolescents:
8-10 hours
Normal Sleep Requirements
Adult:
6-8 hours