An Agonist

question 281

Multiple Choice

An agonist

• A) blocks the action of neurotransmitters.
• B) prevents reuptake of neurotransmitters.
• C) mimics the action of a neurotransmitter.
• D) extends the absolute refractory period of neural transmission.

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Definitions:

Papillary Layer

The uppermost layer of the dermis, directly underneath the epidermis, containing small, finger-like projections called papillae.

Dermis

The thick layer of living tissue below the epidermis that contains blood capillaries, nerve endings, sweat glands, and other structures.

Hypodermis

The innermost layer of the skin, consisting of fat and connective tissues, that provides insulation and cushioning to the body.

Epidermis

The outermost layer of skin, providing a waterproof barrier and creating our skin tone.