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Normal Puberty Development

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Questions and Answers

What hormone inhibits further GnRH secretion from the hypothalamus?

Estrogen

Inhibin

FSH

Testosterone (correct)

In males, what is the first visible sign of puberty?

Pubarche

Androgenic hair growth

Growth spurt

Testicular enlargement (correct)

What genetic syndrome is caused by a G-protein activating mutation?

McCune-Albright syndrome (correct)

Klinefelter syndrome

Turner syndrome

Down syndrome

Which of the following hormones does FSH-stimulated Sertoli cells secrete to inhibit FSH secretion?

Inhibin Signup and view all the answers

What is the normal age range for the onset of puberty in girls?

8–13 years Signup and view all the answers

Which of the following is not one of the 3 P's of McCune-Albright syndrome?

Precocious menarche Signup and view all the answers

Which of the following is NOT a phase of pubertal changes?

Estrodiolarche Signup and view all the answers

What is the initial trigger of the puberty process?

Unknown Signup and view all the answers

Which hormone stimulates the Leydig cells and Sertoli cells in the testicles during puberty?

LH Signup and view all the answers

What is the cause of anovulatory cycles in adolescents after menarche?

Immaturity of the hypothalamic-pituitary-gonadal axis Signup and view all the answers

What is the effect of the immaturity of the hypothalamic-pituitary-gonadal axis on menstrual bleeding?

Heavy menstrual bleeding Signup and view all the answers

Which of the following is NOT part of puberty changes in females?

Adrenarche Signup and view all the answers