The Iris of Reptiles Is Made Up of

question 36

Multiple Choice

The iris of reptiles is made up of

• A) dense, fibrous connective tissue.
• B) hyaline cartilage.
• C) skeletal muscle.
• D) smooth muscle.

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Definitions:

Adrenal Glands

A pair of endocrine glands that sit just above the kidneys and secrete hormones (epinephrine and norepinephrine) that help arouse the body in times of stress

Testosterone

The most important male sex hormone. Both males and females have it, but the additional testosterone in males stimulates the growth of the male sex organs during the fetal period, and the development of the male sex characteristics during puberty.

Y Chromosomes

A sex chromosome found only in males, which contains genes that are critical for male sex determination and development.

Gender Schemas

Cognitive structures that dictate how individuals understand gender roles and expectations in society.