Pelvis and Perineum

Question 1

Structure that separates pelvis and perineum

Answer 1

Pelvic diaphragm

Question 2

Two major components of pelvic diaphragm

Answer 2

Levator ani + coccygeus

Question 3

Two major components of levator ani

Answer 3

pubococcygeus and iliococcygeus

Question 4

Two muscles which close lateral pelvic wall

Answer 4

obturator internus and piriformis

Question 5

Means by which obturator internus exits pelvis

Answer 5

lesser sciatic foramen

Question 6

Means by which piriformis exits pelvis

Answer 6

greater sciatic foramen

Question 7

innervation of detrusor

Answer 7

pelvic splanchnics (S2-4)

Question 8

remnants of umbilical artery

Answer 8

mediaL umbilical ligaments

Question 9

chief artery to rectal mucosa

Answer 9

superior rectal

Question 10

most common type of pelvic inlet in females

Answer 10

gynecoid

Question 11

two remnants of gubernaculum in females

Answer 11

ovarian and round ligament

Question 12

ligament that contains ovarial vessels

Answer 12

suspensory ligament of ovary

Question 13

lymph nodes for ovary and testes

Answer 13

lumbar

Question 14

normal position of uterus

Answer 14

anteverted, anteflexed

Question 15

Chief uterine support

Answer 15

pubococcygeus

Question 16

ligament that contains uterine vessels

Answer 16

lateral cervical

Question 17

structure potentially injured with hysterectomy

Answer 17

ureter

Question 18

structure that separates deep and superficial perineal spaces

Answer 18

perineal membrane

Question 19

bony landmarks between anal and UG triangle

Answer 19

ischial tuberosities

Question 20

lateral wall of ischioanal fossa

Answer 20

fascia of obturator internus

Question 21

Structure that forms the pudendal canal

Answer 21

fascia of obturator internus

Question 22

structure that separates internal and external hemorrhoids

Answer 22

pectinate line

Question 23

lymph nodes for area superior to pectinate line of anal canal

Answer 23

internal iliac, IM

Question 24

lymph nodes for area inferior to pectinate line of anal canal

Answer 24

superficial inguinal

Question 25

major structure of deep perineal space

Answer 25

sphincter urethrae

Question 26

lymph nodes for glans penis

Answer 26

deep inguinal

Question 27

muscle which compresses the bulb of penis

Answer 27

bulbospongiousus

Question 28

muscle that compresses the crus of penis

Answer 28

ischiocavernosus

Question 29

muscles which meet at the perineal body

Answer 29

superficial and deep perineal, bulbospongiosus, external anal sphincter, pubococcygeus