biological rhythms

Question 1

define biological rhythms

Answer 1

distinct patterns of changes in body acitivty that confrom to cyclical time periods

Question 2

what 2 things are biological rhythms governed by

Answer 2

endogenous pacemakers
(body’s internal clock)

exogenous zeitgebers
(external changes in the environment)

Question 3

define endogenous pacemakers

Answer 3

the body’s internal biological “clock”

Question 4

define exogenous zeitbegers

Answer 4

external changes in the environment

Question 5

name the 3 types of biological rhythms

Answer 5

ultradian rhythms
(repeat many times during the day)

infradian rhythms
(longer than a day)

circadian rhythms
(around 24 hours)