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Flashcards in Sleep Deck (12):
1

Risk factors for obstructive sleep apnea

Smoking, ETOH, use of sedative meds, lying supine, sleep deprivation, medical conditions such as hypothyroidism & acromegaly

1

What is the cognitive outcome of treated obstructive sleep apnea

visual memory & exec fx significantly improve to normal, attention & WM remain impaired

2

Stage 2 sleep

Theta w/ K-complex & sleep spindles

2

Sleep apnea

A breathing disorder of temporarily stopped breathing caused by upper airway obstruction or a central disorder

3

Biggest decreases in blood flow to the brain during slow-wave sleep are seen in which brain areas?

Thalamic, midbrain, brainstem & cerebellum

4

Inadequate sleep primarily affects

Sustained attention/vigilance, coordination, emotional regulation, possible effects on memory retrieval, aspects of exec fx

4

Neurocognitive effects of sleep apnea

Impairments in attention & concentration, motor coordination, depression, ADHD symptoms Hypoxia may cause memory & EF deficits

6

Wakefulness is associated with what type of brain waves?

Alpha & Beta

8

Stage 1 sleep

Alpha, Theta, & Beta waves

10

Stages 3-4 sleep

Delta waves

11

During which stages of sleep do parasomnias occur?

3 & 4

12

During REM sleep, what areas of the brain are most active?

Brainstem, midbrain, thalamus, BG, secondary & auditory cortex