Male Genitalia Structure

Question 1

penis

Answer 1

• shaft if external portion of penis
  
  • contains 3 erect structures: 2 corpora cavernosa, 1 corpus spongiosum
• root is internal portion of penis
  
  • lies in the body, approx 2 inches long, connects underlying structures of shaft to pelvic cavity

Question 2

glans (head)

Answer 2

• smooth acorn shaped

- well-endowed with nerve endings

Question 3

foreskin (prepuce)

Answer 3

loose tubular fold of skin

Question 4

cavernous bodies ( corpora cavernosa_

Answer 4

two erectile structures located within the shaft of the penis

Question 5

spongy body (corpus spongiosum)

Answer 5

erectile structure located within the shaft of the penis

Question 6

urethra & urethral opening

Answer 6

narrow tube

Question 7

corona and frenulum

Answer 7

corona - rim of glangs

frenulum - strip of loose skin on the underside of the penis

Question 8

PC (pubococcygeous) muscle

Answer 8

underlies/supports pelvic organs

Question 9

scrotum

Answer 9

sack like

Question 10

testicles

Answer 10

twin egg-shaped structures

Question 11

seminiferous tubules

Answer 11

convoluted microscopic tubes

Question 12

sperm

Answer 12

head- contains genetic information

tail- mobility

Question 13

epididymis

Answer 13

convoluted tube

Question 14

vas deferens (vas)

Answer 14

tube

Question 15

ejaculatory duct

Answer 15

formed by the junction of the vas and the duct of the seminal vesicle

Question 16

prostate gland

Answer 16

single gland slightly larger than a walnut

Question 17

seminal vesicles

Answer 17

two glands

Question 18

bulbourethral glands and precum (Cowper’s glands)

Answer 18

two pea sized glands