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Flashcards in Sleeping and Waking Deck (10)
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1

What is Biorhythms?

Behaviors that occur at regular intervals in response to internal, biological clocks

2

What is Zeitgeber?

A stimulus that helps to establish and maintain these rhythms
- light, physical activity, eating, temperature, sleep-related hormones
-free-running circadian rhythm

3

What is Ultradian Rhythm?

A recurrent period or cycle repeated throughout a 24-hour day

4

What is shift maladaptation syndrome?

It is the disturbed sleep for evening and night shift workers

5

What are the consequences of shift maladaptation syndrome?

impacts on health, personality, mood, and interpersonal problems
In addition to higher accident rates

6

What is Jet Lag?

Its the conflict between zeitgeber and internal clock

7

Which area of the brain is responsible for out body's internal clock?

Superchiasmatic Nucleus (SCN) of the hypothalamus

8

What are the two pathways of the SCN?

1. Pituitary gland: the master gland that will control the rest of out behavior
2. Pineal Gland: produces melatonin (neurochemical that manages sleep and waking)

9

Which are the two neurotransmitters that are responsible for the biochemistry and the circadian rhythm?

Melatonin and cortisol

10

List the 3 cellular basis of the circadian rhythms

per, tim, and clock proteins