Use the Following Information to Answer the Next Few Questions

question 62

Multiple Choice

Use the following information to answer the next few questions.
It is wintertime and your pet lizard has somehow escaped into the backyard. After much searching, you find him basking on a rock in the sun trying to keep warm.
-To conserve heat, it is likely that

• A)blood vessels in the extremities are dilated.
• B)blood pressure has decreased in the extremities.
• C)blood vessels in the extremities are constricted.
• D)the lizard will utilize countercurrent exchange.
• E)the lizard will become a termperature conformer.

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Definitions:

Gender Stereotypes

Oversimplified and widely held beliefs about the characteristics, attributes, and roles appropriate for males and females.

Testosterone

A steroid hormone that stimulates development of male secondary sexual characteristics, produced mainly in the testes.

Prolactin

A hormone produced by the anterior pituitary gland that stimulates milk production in mammals after childbirth.

Dopamine

A neurotransmitter in the brain that plays a key role in controlling the brain's reward and pleasure centers as well as regulating movement and emotional responses.