Male Reproductive Anatomy

Question 1

What creates the internal ureathral spincter muscle?

Answer 1

detrusor muscle

Question 2

what is the function of the internal urethral sphincter?

Answer 2

prevent retrograde ejaculation

Question 3

What are the 3 layers of coverings around the spermatic cord?

Answer 3

internal spermatic fascia; cermasteric fascia and external spermatic fasica

Question 4

What is a hydrocele?

Answer 4

excess fluid within the tunica vaginalis

Question 5

What is the sac the testis sit within in the scrotum?

Answer 5

tunica vaginalis

Question 6

What muscle helps control temperature in testis?

Answer 6

dartos muscle

Question 7

Where do sperm pass from the seminiferous tubules?

Answer 7

rete testis

Question 8

What are the functions of the dartos muscle?

Answer 8

wrinkle/thicken scrotal skin; reduce SA of scrotum ato maintin temp in cold

Question 9

Where does the vas deferens begin?

Answer 9

tail of epididymis at the inferior pole of the testis

Question 10

Where is the epididymis located in relation to the testis?

Answer 10

posteiror

Question 11

Where does the left testicular vein drain>

Answer 11

left renal vein

Question 12

Where does the right testicular vein drain?

Answer 12

IVC

Question 13

What is the function of the bulbourethral gland?

Answer 13

mucus secretion; lubricates urethra and neutralises acidity

Question 14

What is the ejaculatory duct?

Answer 14

combined duct of the vas deferens and duct from seminal gland

Question 15

Where do most prostate cancers develop from?

Answer 15

peripheral zone

Question 16

What is the anatomical position of hte penis?

Answer 16

erect

Question 17

What is the prepuce?

Answer 17

foreskin

Question 18

What is the root of the penis attached laterally to?

Answer 18

ischium of pelvis

Question 19

What are the 3 cylinders of erectile tissue in the penis?

Answer 19

2x corpus cavernosum; corpus spongiosum

Question 20

What does the corpus spongiosum form distally?

Answer 20

glans penis

Question 21

Where is the superficial perineal pouch located?

Answer 21

below the perineal membrane

Question 22

what is the found within the supericial perineal pouch?

Answer 22

bulb and crura and associated muscles; prox spongy urethral

Question 23

What does the bulb become?

Answer 23

corpus spongiosum

Question 24

What does the crua become?

Answer 24

corpus cavernosum

Question 25

What muscles are found within the male superifical perineal pouch?

Answer 25

superficial transverse perineal muscle; bulbospongiosus and ischiocavernosus

Question 26

What artery are the deep arteries of the penis derived from?

Answer 26

internal pudendal artery

Question 27

What is the blood supply to the scrotum?

Answer 27

internal pudendal and branches of the external iliac

Question 28

Where does lymph from scrotm and most of penis drain?

Answer 28

superficial inguinal nodes

Question 29

Where does lymph from testes drain to?

Answer 29

lumbar nodes