Class 1 - Station 3

Question 1

which organs of the pelvis aren’t supplied by branches of internal iliac arteries

Answer 1

ovaries/testes and upper part of rectum

Question 2

origin of superior rectal artery

Answer 2

IMA

Question 3

origin of gonadal artery (ovaries and testes)

Answer 3

abdominal aorta

Question 4

artery which supplies the bladder and seminal gland and prostate in males

Answer 4

superior and inferior vesical

Question 5

level of common iliac bifurcation

Answer 5

L5/S1

Question 6

origin of middle and inferior rectal artieries

Answer 6

internal iliac

Question 7

what does the vaginal artery supply and what is it a branch of

Answer 7

vagina and uterine artery

Question 8

supply and origin of uterine artery

Answer 8

uterus, ureters, uterine tube and ligament, vagina

comes from internal iliac

Question 9

supply and origin of obturator artery

Answer 9

pelvic muscles, femur head and ilium

comes from internal iliac

Question 10

5 veins of pelvis

Answer 10

internal iliac, superior rectal, median sacral, gonadal and internal vertebral venous plexus

Question 11

which part of the rectum drains into the IMV

Answer 11

superior 2/3

Question 12

which part of the rectum drains into the systemic circulation

Answer 12

lower 1/3

Question 13

why are haemorrhoids associated with liver cirrhosis

Answer 13

liver cirrhosis –> portal hypertension –> rectal varices –> haemorrhoids

Question 14

what venous plexus does the prostatic venous plexus communicate with on its posterior side

Answer 14

internal vertebral venous plexus

Question 15

clinical significance of prostatic venous drainage

Answer 15

spread of prostate cancer

Question 16

what nerve produces the cremastic reflex

Answer 16

genital branch of genito-femoral nerve (L1-L2)

Question 17

where does the genito-femoral nerve (L1-L2) enter the pelvis through

Answer 17

deep inguinal ring

Question 18

structures innervated by genital branch of genito-femoral nerve (L1-L2)

Answer 18

scrotum and cremaster muscle

Question 19

how is the cremastic reflex elliceted

Answer 19

lightly stroking the inner thigh

Question 20

roots of pudendal nerve

Answer 20

S2-4

Question 21

what bony landmark is palpated to find the pudendal nerve and give a nerve block

Answer 21

ischial spine

Question 22

which nerve enters the pelvis at the superficial inguinal ring

Answer 22

ilioinguinal nerve

Question 23

what nerve supplies the skin at the root of the penis/labia

Answer 23

ilioinguinal nerve

Question 24

roots of ilioinguinal nerve

Answer 24

L1

Question 25

what kind of nerve fibres innervate the erectile tissues, sympathetic or parasympathetic

Answer 25

parasympathetic (S2,3,4)

Question 26

through what plexus do parasympathetic fibres innervated the erectile tissues

Answer 26

hypogastric plexus

Question 27

nerve supply of vas deferens, seminal vesicles, prostate and epididymis

Answer 27

sympathetic fibres of L1 and L2 via hypogastric plexus

Question 28

what name is given to the pelvic and ovarian plexuses and some parasympathetic fibres that form to supply the femal genital tract

Answer 28

pelvic splanchnic nerves (S2,3,4)

Question 29

erectile tissues

Answer 29

corpora cavernosa and corpus spongiosum

Question 30

why might a man be unable to ejaculate after rectal surgery

Answer 30

damage to prostatic plexus

Question 31

4 pelvic lymph node groups

Answer 31

external iliac
internal iliac
sacral
common iliac

Question 32

what does the common iliac lymph node group drain from

Answer 32

the 3 other groups

Question 33

drainage of external iliac lymph nodes

Answer 33

inguinal nodes, superior and anterior pelvic viscera

Question 34

drainage of internal iliac lymph nodes

Answer 34

bum, perineum and inferior pelvic viscera

Question 35

drainage of sacral lymph nodes

Answer 35

posterior and inferior pelvic viscera