Pelvis

Question 1

3 bones fused into pelvis

Answer 1

illeum, ischium, pubum

Question 2

2 points making vertical plane of pelvis

Answer 2

ASAS and tubercle

Question 3

Flat face of pelvis

Answer 3

Illiac fossa

Question 4

3 ligaments of pelvis

Answer 4

sacroiliac, sacrospinous, sacrotuberous

Question 5

Ligaments that tether sacrum together

Answer 5

sacrotuberous and sacrospinous

Question 6

Border between true and false pelvis

Answer 6

pelvic inlet (pubic sym, pubic crest, sup pubic rami, arctuate lines, alae of sacrum, sacral promontory

Question 7

Diff between male and female pelvis

Answer 7

wider angle (women) shape of inlet (men have heart)

Question 8

Border of pelvic outlet

Answer 8

pubic symphysis, pubic bodies, conjoint rami, isc. T, sacrotuberous ligaments, coccyx

Question 9

Attachments of piriformis

Answer 9

sacrum and leaving through sciatic foramen to attach to femur

Question 10

attachements of Obturator internus

Answer 10

internal aspects of hip bone and leaves through obturator foramen to attach to femur

Question 11

Levator ani attachments

Answer 11

body of pubis and tendinous arch

Question 12

Attachements of coccygeus

Answer 12

from the ischial spine and sacrospnous ligament to coccyx

Question 13

Name of gap bw two levator ani muscles

Answer 13

urogenital hiatus

Question 14

bifurcation of common illiacs

Answer 14

internal and external iliacs

Question 15

internal illiac branches 4

Answer 15

to buttocks and perineum (sup and inf gluteal, internal pudendal), to medial thigh (obturator vessels), to pelvic wall (iliolumbar, lateral sacral), to pelvic viscera (umblical, uterine, middle rectal, vaginal/inf vesicle)

Question 16

Level of obturator nerves

Answer 16

L2,3,4

Question 17

Nerves in the pelvis

Answer 17

obtruator, sacral plexus and lumbosacral trunk, hypogastric plexus

Question 18

source of nerves for hypogastric plexus

Answer 18

pre and postganglionic symp fibers from lumbar and sacral splanchnic nerves, preganglionic para from S2,3,4,

Question 19

point of connection between colon and rectum

Answer 19

rectosigmoid junction

Question 20

level of connection bw rectum and anal canal

Answer 20

puborectalis muscle

Question 21

Voluntariness of sphincter

Answer 21

internal - involuntary, external - voluntary

Question 22

Parts of anal canal

Answer 22

columns, valves, sinuses

Question 23

Source of blood to rectum

Answer 23

superior rectal form IMA, middle and inf rectal from internal illiac

Question 24

venous drainage from rectum

Answer 24

to portal from superior rectal, and to internal illiac from middle and inferior rectal

Question 25

Anal canal derivatives

Answer 25

upper - cloaca, lower - proctodeum

Question 26

Parts of the bladder

Answer 26

apex, fundus, neck

Question 27

bladder wall muscles

Answer 27

detrusor

Question 28

Points of anal canal lymph drainage

Answer 28

upper - internal illiac and inferior mesenteric, lower - superficial inguinal

Question 29

Bladder innervation by type

Answer 29

sensory aff (pelvic splanchnics), parasymp (pelvic splanchnics), sym (T11-L2 via lumbar splanchnics)

Question 30

Levels in sciatic nerve

Answer 30

L4-S3

Question 31

Levels in pudendal nerve

Answer 31

s2,3,4

Question 32

Path of egg though

Answer 32

Ovary>infundibulum>ampulla>isthmus>intramural>fundus

Question 33

Layers of uterine walls

Answer 33

serosa>myometrium>endometrium

Question 34

Blood supply to uterus

Answer 34

ovarian, uterine (from internal illiac), vaginal (internal illiac)

Question 35

Branches of male internal illiac

Answer 35

``` Superior gluteal umbilical (superior vesical) obturator inferior vesicle middle rectal internal pudendal inferior gluteal ```

Question 36

Branches of female internal illiac

Answer 36

``` Superior gluteal umbilical (superior vesical) obturator vaginal and uterine inferior vesicle middle rectal internal pudendal inferior gluteal ```

Question 37

blood supply to rectum

Answer 37

superior rectal - IMA middle rectal - illiac inferior rectal - internal pudendal