Which of the Following Statements Is Correct

question 5

Multiple Choice

Which of the following statements is correct?:

• A)The gastric juice contains pepsins,gelatinase,lipase and ?-amylase enzymes.
• B)The only essential constituent of the gastric juice is the intrinsic factor.
• C)The hunger contractions disappear after bilateral vagotomy or damage of the feeding center in the hypothalamus.
• D)HCL is essential for both carbohydrate and fat digestion.

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Definitions:

Endorphin

Natural peptides produced by the brain that act as neurotransmitters to reduce pain perception and lead to feelings of euphoria.

Serotonin

A neurotransmitter that contributes to feelings of well-being and happiness, also involved in the regulation of mood, sleep, and appetite.

Substance P

A neuropeptide involved in the transmission of pain and other sensory signals to the brain, also implicated in inflammatory processes.

Endorphins

Neurotransmitters produced by the nervous system to cope with pain or stress, often described as "natural painkillers."