CNS 10: Circadian Rhythm Flashcards

1
Q

when is per gene transcribed?

A
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2
Q

when is PER abundant?

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3
Q

what does PER do to per

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4
Q

what is a transcription-translation feedback loops

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5
Q

what does the TIM PER dimer do

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6
Q

how does per tim and PER TIM oscillate

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7
Q

what is clk and cyc?

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8
Q

what does the CLKCYC dimer do?

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9
Q

what happens to CLKCYC at night

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10
Q

what does DBT do?

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11
Q

mammas dont use PERTIM but instead use

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12
Q

instead of cyc and dbt, mallals use

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13
Q

what is a zeitgeber

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14
Q

what is the main zeitgeber

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15
Q

how can you reset clocks

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16
Q

what does retinal signals in SCN do to PER CRY

17
Q

what happens to the clock if PER CRY drops after 4 am

18
Q

what happens to the clock is PER CRY is blocked in the evening

19
Q

how do SCN neurons sync clocks

20
Q

what is entrainment

21
Q

what does the pineal body release in darkness

22
Q

how doe sthe pineal body know to release melatonin

23
Q

how does daylight keep us awake

24
Q

how does darkness induce sleep

25
what happens during awakeness as a result of ATP breakdown
26
why do caffeine crashes occur
27
what happens to muscles during REEM
28
difference bwteen REM and NREM speeds?
29
what happens to REM as the night progresses