One of the Skin-Irritating Components of Poison Oak Is Tetrahydrourushiol

question 104

Multiple Choice

One of the skin-irritating components of poison oak is tetrahydrourushiol: The long, nonpolar hydrocarbon tail embeds itself in a person's oily skin, where the molecule initiates an allergic response. Scratching the itch spreads tetrahydrourushiol molecules over a greater surface area, causing the zone of irritation to grow. Is this compound an alcohol or a phenol?

• A)an alcohol because of the hydroxyl groups it contains
• B)both a phenol and an alcohol because of the hydroxyl groups it contains
• C)a phenol because of the hydroxyl groups attached to the benzene ring
• D)neither an alcohol or phenol because it contains two hydroxyl groups instead of one

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Definitions:

Vagina

The muscular tube leading from the external genitals to the cervix of the uterus in women and most female mammals.

Ovarian Ligament

A fibrous ligament that connects the ovary to the lateral surface of the uterus.

Broad Ligament

A wide, flat sheet of peritoneum that supports the uterus, fallopian tubes, and ovaries within the pelvic cavity.

Suspensory Ligament

A fibrous tissue that supports an organ or structure, such as the lens of the eye or the penis.