Lecture23: Arousal- Sleep Flashcards
1
Q
What is stage 2 characterized by?
A
Sleep spindle and K complex
2
Q
What is REM sleep sometimes dubbed?
A
Paradoxical sleep
3
Q
What does the Lateral Hypothalamus secrete?
A
Orexin
4
Q
What causes cortical desynchrony and is secreted from the Pontine Reticular Formation?
A
Acetylcholine
5
Q
What produces sleepiness and its’ effect is mediated by the dorsal pons?
A
Norepinephrine
6
Q
Which neurotransmitter is important in control of wakefulness and arousal, secreted by the posterior hypothalamus?
A
Histamine
7
Q
What does Orexin destruction lead to?
A
Narcolepsy, person randomly falls asleep
8
Q
What decrease the neurotransmitters of wakefulness?
A
GABA and Galanine
