Sleep

Question 1

What changes in sleep are associated with aging?

Answer 1

amount, quality, and sleep disorders such as insomnia

Question 2

What are the stages of sleep?

Answer 2

1. light sleep– between awake and asleep
2. onset of sleep– regular breathing and HR, lowering of temp

3 and 4. deep sleep– restorative, BP drops, breathing slows, cell growth and repair occurs

5. rapid eye movement sleep– dreaming, about 25% of sleep, about 90 min after falling asleep

Question 3

Define insomnia

Answer 3

a subjective perception of insufficient or nonrestorative sleep. 3 types are: sleep-onset, sleep-maintenance and nonrestorative

Question 4

Define sleep apnea

Answer 4

a condition in which people stop breathing while asleep

a decrease in resp rate while sleeping is called hypopnea

Question 5

What are the two types of sleep apnea?

Answer 5

obstructive– obstruction of the upper airway

central– CNS or cardiac dysfunction

Question 6

Define restless legs syndrome

Answer 6

a sensorimotor neurological disorder characterized by the uncontrollable need to move the legs, often accompanied by discomfort in the legs

Question 7

Define rapid eye movement sleep behaviour disorder

Answer 7

a sleep disorder that is common in older adults that is characterized by the loss of normal voluntary muscle atonia during REM sleep and is associated with complex behaviour while dreaming

Question 8

What are some nonpharmacological therapies for sleep disorders?

Answer 8

behavioural therapy, relaxation techniques, temporal control (limit napping), sleep restriction therapy, exercise and light therapy