Which of the Following Has Its Primary Effect on the Brain's

question 18

Multiple Choice

Which of the following has its primary effect on the brain's pain receptors?

• A) adredocorticotropic hormone (ACTH)
• B) follicle-stimulating hormone (FSH) and luteinizing hormone (LH)
• C) endorphins
• D) oxytocin
• E) antidiuretic hormone (ADH)

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Definitions:

Zygomatic Arch

The bone structure that forms the prominence of the cheek, extending from the zygomatic process of the temporal bone to the zygomatic bone.

Facial Nerve

The seventh cranial nerve that controls the muscles of facial expression, among other functions.

Masseter Muscle

A facial muscle that plays a major role in the chewing of solid foods, connecting the lower jawbone to the cheekbone.

Orbicularis Oris

A complex of muscles in the face that encircles the mouth, controlling movements like closing or puckering the lips.