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Semester One - Nursing 111 > Week Nine > Flashcards

Flashcards in Week Nine Deck (173)
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61

Sedative

depresses the central nervous system to produce calm and diminished responsiveness without producing sleep

62

Sleep

a natural and periodic state of rest during which consciousness of the world is suspended

63

Somnolence

drowsiness; sleepiness

64

Insomnia

sleep abnormalities, including difficulty in falling asleep and wakefulness through the night

65

Hypersomnia

Excessive sleepiness, as evidenced by prolonged nocturnal sleep, difficulty maintaining an alert awake state during the day, or undesired daytime sleep episodes.

66

Narcolepsy

a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep

67

Parasomnia

abnormal movement or emotions during REM and NREM and wakefulness. bruxism, enuresis, periodic limb movement disorder, sleep talking, sleep walking

68

Sleep Apnea

a sleep disorder characterized by temporary cessations of breathing during sleep and repeated momentary awakenings

69

Rest

calmness, relaxation without emotional stress and freedom from anxiety

70

NREM Sleep

75-80% of sleep, three stages

71

Stage One NREM

very light sleep, drowsy, relaxed, can be awakened easily and lasts a few minutes

72

Stage Two NREM

Light sleep which body processes continue to slow down. Lasts only 10-15 minutes but constitutes 44-55% of total sleep

73

Stage Three NREM

Deepest sleep. only differs in the % of delta waves recorded during a 30 second period. HR and R drop 20-30% below waking hours, individual difficult to arouse. restores energy and releases growth hormones

74

Changes during NREM sleep

BP falls, HR decrease, peripheral blood vessels dilate, cardiac output decreases, skeletal muscles relax, basal metabolic rate decreases, growth hormone level peaks, intracranial pressure decreases

75

REM Sleep

rapid eye movement, q 90 minutes for 5-30 minutes, not as restful as NREM, dreams, brain highly active and brain metabolism increases by as much as 20%, may be difficult to arouse or NOT, voluntary muscle tone is decreased, gastric secretions increase, HR irregular, R irregular

76

Functions of sleep

Restores normal levels of activity, normal balance among parts of the nervous system, necessary for protein synthesis, psychological well being

77

Newborn sleep

16-18 hr

78

Infant sleep

14-15 hr

79

Toddler sleep

12-14 hr

80

preschooler sleep

11-13 hr

81

school age children sleep

10-11 hr

82

adolescents sleep

9-10 hr

83

adult sleep

7-9 hr

84

older adults sleep

7-9 hr

85

Nocturia

excessive urination at night

86

Factors that affect normal sleep

illness, environment, lifestyle, emotional stress, stimulants and alcohol, diet, smoking, motivation, medications

87

Sleep History Assessment

sleep history, pattern, problems, medications, health history, medical or psychiatric issues, physical examination, obstructive sleep apnea, sleep diary

88

Normal Sleep Findings

awaken refreshed and not fatigued during day, fall asleep without difficulty

89

Sleep deprivation findings

difficulty falling asleep, waking up during the night, difficulty returning to sleep, waking up too early in the morning, unrefreshing sleep, daytime sleepiness, difficulty concentrating, irritability

90

Teenage sleep deprivation findings

difficulty waking, falls asleep, late for class, has to drink caffeinated bev, difficulty in school, irritable, anxious, angry, always on the run, naps and sleeps in on weekend