Sleep Physiology Supplementary Flashcards
1
Q
- REM/non-REM sleep is for protein synthesis and cell division and growth.
- REM/non-REM sleep is for memory consolidation, maintains immunocompetence.
A
- Non-REM
- REM
2
Q
How long does normal circadian rhythm last?
A
Between 24hrs 20mins - 25hrs
3
Q
Light signals are projected from the retinal ganglion to the central pacemaker of the circadian rhythm located in anterior part of the hypothalamus. What is the name of this bilateral structure?
A
Superchiasmatic nucleus
4
Q
What are the 3 critical processes for sleep onset?
A
- homeostatic response (how long you’ve been awake)
- emotional response
- circadian rhythm
5
Q
Cell division is at its lowest during sleep. True/false?
A
False - at its highest (although no evidence of muscle recovery)
6
Q
What is parasomnia?
A
-disorder of sleep
7
Q
What are some signs of non-REM parasomnia?
A
- sleepwalking
- sleep talking
- sleep terrors
- restless legs
8
Q
What is lost in REM parasomnia and what disease is it common in?
A
- atonia lost waking up so interact with their dreams
- common in Parkinsons
9
Q
What are two peak ages of onset of narcolepsy?
A
- 15
- 36
