EVERYDAY SCIENCE

SCIENCE

BIOLOGICAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is an circadian rhythm?
A
Biological rhythm which lasts around 24 hrs
B
Biological rhythm which is under 24 hrs
C
Biological rhythm which lasts longer than 24 hrs
D
None of the above
Explanation: 

Detailed explanation-1: -The regulation of sleep is processed by the homeostatic physiology of the circadian rhythm, the sleep/wake cycle . Circadian rhythm is the 24-hour internal clock in our brain that regulates cycles of alertness and sleepiness by responding to light changes in our environment.

Detailed explanation-2: -The circadian clock has an internally driven 24-hour rhythm that tends to run longer than 24 hours but resets every day by the sun’s light/dark cycle. Taking melatonina supplements can also shift the timing of the body’s “clock.” Some people use melatonina as a sleep aid: it has a mild sleep-promoting effect.

Detailed explanation-3: -infradian rhythms: biological rhythms that last more than 24 hours, such as a menstrual cycle.

Detailed explanation-4: -Circadian rhythms are 24-hour cycles that are part of the body’s internal clock, running in the background to carry out essential functions and processes. One of the most important and well-known circadian rhythms is the sleep-wake cycle.

Detailed explanation-5: -Diurnal (night and day) Circadian (24 hours) Ultradian (less than 24 hours) Infradian/Circalunar (1 month) Circannual (1 year) 28-Jun-2021

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