Briefly Discuss the Thyroid Function Test

question 83

Essay

Briefly discuss the thyroid function test.

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Definitions:

Clock Protein

A component of the circadian clocks of organisms, involved in maintaining the biological rhythm according to a 24-hour cycle.

Photoperiodic Response

The physiological reaction of organisms to the length of day or night, affecting processes such as flowering in plants and breeding in animals.

Photoperiodism

The physiological reaction of organisms to the length of day or night, often affecting flowering and reproduction.

Long-day Plant

Plants that flower only after being exposed to light periods longer than a certain critical length.