Lecture 7 - Health Stress And Sleep

Question 1

What are the 4 linked biological systems that are particularly susceptible to psychological and environmental factors?

Answer 1

Autonomic nervous system
Endocrine system (HPA-Axis)
Immune system
Gut microbiome

Question 2

The hpa axis sets in motion the stress response that promotes survival. How?

Answer 2

Greater production and metabolism of glucose, anti-inflammatory properties, diverts energy from less immediate priorities

Question 3

The hpa axis is tightly linked with _________. Why?

Answer 3

SNS

Signals originate in hypothalamus in both

Question 4

How is the hpa axis different from sns?

Answer 4

Slower/longer acting

Question 5

What are the steps in hpa axis

Answer 5

-

Question 6

The immune system is suppressed by _______ in a cute or chronic stress

Answer 6

HPA AXIS

Question 7

Stress can be defined as which 2 things?

Answer 7

The stimulus (the stressor) or
The response to the stimulus (example: autonomic arousal)

Question 8

What is selyes theory of the general adaptation syndrome?

Answer 8

Alarm
Resistance
Exhaustion

Question 9

Maternal stress, depression and anxiety is linked to _____

Answer 9

Lower birthweight and high baseline HPA activity

Question 10

Low quality care is associated with

Answer 10

Higher HPA ACTIVITY AND MORE BEHAVIOURAL PROBLEMS IN LIFE

Question 11

In environments with extreme child deprivation, what is noted?

Answer 11

Lower than normal HPA axis activity (down regulation of pituatary gland)

Question 12

In adults, chronic stress is related to …

Answer 12

Smaller hippocampus (memory formation)

Question 13

What are 3 protective factors of stress ?

Answer 13

Locus of control
Social status
Social support

Question 14

What are the 2 major categories of sleep disorders ?

Answer 14

Parasomnia - transitions from being awake, aroused..

Dysomnia - amount of sleep

Question 15

What are the parasomnias

Answer 15

Nightmare disorder, sleep terror disorder, REM sleep behaviour disorder, non-REM sleep arousal disorders

Question 16

What are the dysomniaa

Answer 16

Hypersonic, insomnia, narcolepsy, circadian rhythm sleep disorder

Question 17

What is nightmare disorder?

Answer 17

Repeated awakenings from sleep with detailed recall of extremely frightening dreams

Question 18

When does nightmare disorder usually occur?

Answer 18

Last half of sleep period

Question 19

What is non-Rem sleep arousal disorder?

Answer 19

Recurrent episodes of abrupt awakening with amnesia for the episode

Night terror or sleep walking

Question 20

When does non REM sleep arousal occur?

Answer 20

In the first third of sleep period

Question 21

What is REM sleep behaviour disorder?

Answer 21

Repeated episodes of arousal during sleep associated with vocalization and/or complex motor behaviours

Behaviour is consistent with dream content

Question 22

When does REM sleep behaviour usually occur

Answer 22

Last third of night

Question 23

What is hypersomnia?

Answer 23

Excessive daytime sleepiness for at least one month with prolonged sleep periods and/or daily naps

Question 24

What is insomnia

Answer 24

Difficulty initiating sleep, maintaining sleep or experiencing non-restorative sleep for at least one month

Question 25

What is narcolepsy?

Answer 25

Irresistible attacks of refreshing sleep that occur daily for at least theee months

Question 26

What is hypnopompic hallucinations

Answer 26

Waking - you’re not fully awake and dream intrudes

Question 27

What is hypnagogic hallucinations?

Answer 27

Fall asleep - you’re not fully asleep yet and dream intrudes

Question 28

What is circadian rhythm sleep disorder?

Answer 28

Excessive sleepiness or insomnia due to mismatch between sleep-wake schedule required by environment and patients circadian sleep-wake pattern