Puberty Development in Girls and Boys

Thelarche, the development of breasts. (correct)

Pubarche, the development of axillary and pubic hair.

Menarche, the first menstrual period.

Adrenarche, the increase in adrenal androgen secretion.

The period when the endocrine and gametogenic functions of the gonads are first developing.

The period when the gonads become active and start producing sex hormones.

The period when the endocrine and gametogenic functions of the gonads have developed to the point where reproduction is possible. (correct)

The period when the body undergoes various physical changes leading to sexual maturity.

Leptin inhibits the release of gonadotropic hormones, delaying the onset of puberty.

Leptin stimulates the release of gonadotropic hormones, triggering puberty.

Leptin probably plays a role in the control of puberty, but the passage does not specify the exact nature of this role. (correct)

Leptin plays no role in the control of puberty.

<p>There is a lack of appropriate signal from some other area of the brain, perhaps in the limbic system.</p> Signup and view all the answers

<p>Strenuous athletics and weight loss cause young women to stop menstruating.</p> Signup and view all the answers

<p>The gonadotrophins control the development of the gonads and the release of sex hormones.</p> Signup and view all the answers