DrJones Discovers a New Drug That Has a Similar Shape

question 109

Multiple Choice

Dr.Jones discovers a new drug that has a similar shape to endorphins,which are natural chemicals that relieve pain.If this new drug works in the same way as endorphins,we would refer to it as a(n) :

• A) agonist.
• B) antagonist.
• C) hormone.
• D) amphetamine.

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Definitions:

Sebaceous Glands

Glands located in the skin that secrete sebum, an oily substance, to lubricate and waterproof the skin and hair.

Labia Minora

The inner two folds of skin surrounding the vaginal opening, part of the female external genitalia.

Fertilization

The fusion of male and female gametes to form a zygote.

Uterine Tubes

Tubes that extend from the uterus to the ovaries, responsible for transporting the ovum or egg.