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Q1. Parts of the body

This body part is found in the epithalamus region.
It's about the size of a grain of rice.
It's known for producing a hormone that regulates sleep.
This organ is often referred to as the 'third eye'.
It secretes melatonin, a hormone that affects the modulation of wake/sleep patterns.

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The correct answer is Pineal Gland.

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pineal gland
2026-09-04
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