1.1 Flashcards
biological rhythms and sleep.
1
Q
what is the biological rhythm?
A
the periodic fluctuations in physiological functioning.
2
Q
what is the circadian rhythm?
A
the 24-hour biological cycle found in humans and other species
- affect humans in; sleep regulation, blood pressure, urine production, hormone secretion, and other physical functions.
- alertness, short-term memory, and other aspects of cognitive performance.
3
Q
what happens when you are out of sync with your circadian rhythm?
A
causes jetlag; readjustment takes about a day for each time zone crossed when flying eastward and about two-thirds of a day per timezone when flying westward
4
Q
what can affect the biological rhythm?
A
rotating and late-night work shifts
