GENITAL EMBRYOLOGY

Question 1

IN WHICH WEEK IS THE GONADAL CREST FORMED?

Answer 1

7 WEEK

Question 2

WHAT ID THE GENE FOR FORMING TESTIS

Answer 2

SRY GENE - Y CHROMOSOME

Question 3

LEYDIG CELLS PRODUCE

Answer 3

TESTOSTERONE

Question 4

WHERE GONADS COME FROM

Answer 4

MESENCHYME - MOSTLY MESODERM

Question 5

INTERIM KIDNEY 1 TRIMESTER

Answer 5

MESONEPHROS

Question 6

WHO RELEASES MULLERIAN INHIBITORY FACTOR - MIF

Answer 6

SERTOLLI CELLS

Question 7

MESONEPHRIC DUCTS ELONGATE TO FORM

Answer 7

EPIDIDYMIS, DUCTUS DEFERENS, SEMINAL VESICLES, EJACULATORY DUCTS

Question 8

EPIDEDYMIS

Answer 8

DUCT BEHIND TESTIS
TRANSPORT SPERM FROM SEMINIFEROUS TUBULES TO VAS DEFERENS

Question 9

DUCTUS DEFERENS - VAS DEFERENS

Answer 9

TRANSPORT SPERM EPIDIDYMIS TO EJACULATORY DUCTS

Question 10

SEMINAL VESICLES

Answer 10

GLANDS BEHIND BLADDER
SECRETE ABOUT 75% OF FLUID IN SEMEN

Question 11

GEINTAL DUCT FEMALE

Answer 11

PARAMESONEPHRIC DUCTS FORM INTERNAL STRUCTURE - ONLY OCCURS IN ABSENCE OF MIF AND ANDROGENS

-FALLOPIAN TUBES
-UTERUS
-UPPER 2/3 VAGINA

Question 12

WHAT IS THE GARTNER”S DUCT

Answer 12

WOLFFIAN / MESONEPHRIC REMNANT IN FAMLES
FOUND ON VAGINAL WALLS
MAY FORM CYST

Question 13

WHAT FORMS THE UROGENITAL SINUS

Answer 13

MALES - UPPER PORTION - BLADDER
- PELVIC MIDDLE PORTION > PROSTATE AND PROSTATIC URETHRA
- PHALLIC PORTION > PENILE URETHRA

FEMALES - UPPER PORTION - BLADDER
- PELVIC PORTION > INFERIOR VAGINA
- CONNECTS WITH PARAMESONEPHRIC DUCTS