Use the Key to Choose the Best Answer

question 8

Multiple Choice

Use the key to choose the best answer.
-(1) pH in the stomach during digestion
(2) pH in the duodenum during digestion

• A)First item is greater than the second item.
• B)First item is less than the second item.
• C)First item is equal or nearly equal to the second item.

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Definitions:

Pineal Gland

A small endocrine gland in the brain involved in the production of melatonin, a hormone that regulates sleep patterns.

Suprachiasmatic Nucleus

A tiny region in the brain's hypothalamus responsible for controlling circadian rhythms, essentially acting as the body's internal clock.

Lesioning

Lesioning involves artificially damaging or removing tissue from the brain or another part of the body, often used in scientific research to study the function of specific brain areas or the healing process.

SCN Cells

Specialized neurons located in the suprachiasmatic nucleus of the brain that regulate circadian rhythms.