perineum urogenital triangle

Question 0

closed sac contained between the deep and superficial layers of fascia is what?

Answer 0

deep perineal pouch

Question 1

what is the urogenital triangle formed by?

Answer 1

sphincter urethrae muscle

deep transverse perineal muscles

Question 2

all arteries of the penis are branches of what artery?

Answer 2

internal pudendal artery

Question 3

where does the nerve supply of the penis come from?

Answer 3

the pudendal nerve and the pelvis plexuses

Question 4

what is the function of the bulbospongiosus muscle?

Answer 4

compress the penile part of the urethra to empty it of residual urine/semen

Question 5

what is the function of the ischiocavernosus muscle?

Answer 5

compress the crura and assist in erection

Question 6

what is the function of the superficial transverse perineal muscles?

Answer 6

fix the perineal body in the center of the perineum

Question 7

what nerve are all the muscle of the superficial pouch innervated by?

Answer 7

perineal branch of the pudendal nerve

Question 8

what is the function of the bulbourethral glands?

Answer 8

neutralize the environment of the penile urethra prior to ejaculation

Question 9

how do the post ganglionic fibers in erection get to the penis?

Answer 9

join internal pudendal arteries and are distributed along their branches which enter the erectile tissue causing vasodilation