Male/Female Genital homologs

Question 1

Genital tubercle

Answer 1

• -Glans clitoris to Glans penis

- -Vestibular bulbs (female) to Corpus cavernosum and corpus spongiosum

Question 2

Urogenital sinus

Answer 2

• -Greater vestibular glands of Bartholin (female) to bulbourethral glands of Cowper (male)
• -Urethral and paraurethral glands of Skene (female) to Prostate gland

Question 3

Urogenital folds

Answer 3

–Labia minora to Ventral shaft of penis (penile urethra)

Question 4

Labioscrotal swelling

Answer 4

–Labia majora to Scrotum

Question 5

Gubernaculum

Answer 5

• -Anchors testes to within scrotum

- Ovarian ligament + round ligament of the uterus

Question 6

Processus vaginalis

Answer 6

• -Forms tunica vaginalis in males

- -Obliterated in females

Question 7

Paramesonephric (Mullerian) duct

Answer 7

• -Forms fallopian tubes, upper vagina, uterus

- -Appendix testes is the remnant in males

Question 8

Urogenital sinus (in females)

Answer 8

–Forms lower portion of vagina

Question 9

Urogenital sinus and genital tubercle (in males)

Answer 9

• -Forms external genital structures (requires DHT)

- -Prostate

Question 10

Mesonephric (Wolffian) duct

Answer 10

• -Forms internal genital structures (seminal vesicle, epididymis, ejaculatory duct, ductus deferens, NOT the prostate)
• -Gartner duct is the remnant in females

Question 11

Mullerian agenesis (Mayer-Rokitansky-Kuster-Hauser syndrome)

Answer 11

–May present as primary amenorrhea (lack of uterine development) in females with fully developed secondary sexual characteristics (functional ovaries)