The Effects of Morphine Are About How Many Times More

question 7

Multiple Choice

The effects of morphine are about how many times more potent than the effects of opium?

• A) 4
• B) 6
• C) 8
• D) 10

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Definitions:

Melatonin

Hormone (amino acid derivative) secreted by the pineal body; inhibits the secretion of gonadotropin-releasing hormone from the hypothalamus.

Photoperiod

The duration of daylight in a 24-hour period, influencing biological processes in organisms.

Pineal Gland

A small, pine cone–shaped structure that projects from the epiphysis of the diencephalon; produces melatonin; also called pineal body.

Thymosin

A hormone produced by the thymus gland that plays a role in the maturation of T cells involved in the immune response.