Which Hormone Is Released in Response to Daily Variations in Light

question 65

Multiple Choice

Which hormone is released in response to daily variations in light and tends to rise as night falls, peaks at midnight, and falls again as the sun rises?

• A)adrenaline
• B)thyroxin
• C)melatonin
• D)androgen

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Definitions:

Developing Fetus

Refers to a prenatal human between the embryonic state and birth, during which significant growth and development occur.

Fetal Alcohol Syndrome

Fetal Alcohol Syndrome is a condition resulting from alcohol exposure during the mother's pregnancy, causing physical and developmental anomalies in the child.

Cognitive Abnormalities

Atypical patterns in thought processes, often manifesting as difficulties in perception, memory, logic, and attention.

Startle Reflex

The startle reflex is an involuntary reaction in humans and animals to sudden, unexpected stimuli, such as loud noises or quick movements, characterized by swift physical movements such as jumping or blinking.