Puberty: Normal and Abnormal

Morphological changes at  puberty are best described by

A. Mayer-Rokitansky

B. Tanner and Marshall

C. Muller

D. Petersen & Crockett

Which is not correct regarding puberty changes in female

     A. Changes are usually completed between the age of 10 and 16 years.

    B. Exposure to light is an environmental factor 

    C. Menarche precedes peak in growth spurt

    D. Blind girls start menarche early.

What triggers pubertal changes in female

     A. Loss of negative feedback effect of estrogen

     B. GnRH pulses from hypothalamus 

     C. Thyroid gland 

     D. Adrenarche

All of the following biochemical factors are involved in during puberty changes in female except 

     A. Estrogen

     B. Leptin

     C. DHEA

     D. Oxytonin

Growth spurt at puberty in females is influenced by all except

A. Growth hormone
B. Gonadotropins
C. Estrogen
D. Insulin like growth factor-1

Precocious puberty indicates a tumor of

A. Pancreas

B. Thyroid gland

C. Brain tumor

D. Osteosarcoma