Injections of the Serotonin Precursor,5-Hydroxytryptophan

question 33

Multiple Choice

Injections of the serotonin precursor,5-hydroxytryptophan,

• A) reverse the insomnia produced in cats or rats by the serotonin antagonist PCPA.
• B) reverse the sleep increases produced in mice by PCPA.
• C) are effective in the treatment of human insomnia.
• D) are effective in the treatment of human hypersomnia.
• E) reverse the increases in delta sleep produced in volunteers by sleep reduction.

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Definitions:

Piercing Cry

A sharp and high-pitched sound, often made by a baby or a small child, indicating distress, discomfort, or urgent need for attention.

Bassinet

A small bed specifically designed for infants, typically used from birth until around four months or until the baby can move, roll, or push up.

Frustrated

The feeling of being upset or annoyed as a result of being unable to change or achieve something.

Angry

A powerful sense of irritation, dissatisfaction, or antagonism.