Developmental Biology

Question 1

The gene present in the Y chromosome that is responsible for sex detemination

Answer 1

SRY gene

Question 2

Sex chromatin mass

Answer 2

Barr body

Question 3

Enzyme responsible for the conversion of Testosterone to Dihydrotestosterone

Answer 3

5a reductase

Question 4

Age of gestation where bipotenital gonad rises

Answer 4

4-6 weeks

Question 5

Cells responsible for the regression of Mullerian ducts

Answer 5

Sertoli cells

Question 6

Induces dissolution of Mullerian ducts

Answer 6

Mullerian Inhibiting Factor

Question 7

Control of gonadal function is mediated by 2 gonadotropins

Answer 7

Follicle stimulating hormone

Luteinizing hormone

Question 8

Gay gene

Answer 8

Xq28

Question 9

Presents with menstrual irregularities and learning deficiencies. (+) 2 Barr bodies

Answer 9

Superfemale (Triple X Syndrome)

Question 10

Most common gynecologic problem in prepubertal females

Answer 10

Vulvovaginitis

Question 11

Pathognomonic sign of Adhesive Vulvitis

Answer 11

Translucent vertical line at the middle

Question 12

Treatment for Lichen sclerosus in adults

Answer 12

Clobetasol

6-8weeks

Question 13

Most common cause of Peripheral Precocious Puberty

Answer 13

Germ Cell Tumor

Question 14

Diagnostic tool used ti differentiate between central and peripheral type of Precocious Puberty

Answer 14

GnRH stimulation test

Question 15

Treatment of choice in Idiopathic Precocious Puberty

Answer 15

GnRH