Urology Anatomy Flashcards
parts of the hip bone?
ilium
ischium
pubis
parts of the ischium?
superior pubic rami
ischiopubic rami
ischial spine (posterior)
ischial tubercle
where can ischial spines be felt in females?
4 and 8 o clock on PV
levator ani made up of what muscles?
puborectalis
pubococcygeous
iliococcygeous
innervation of sphincter urethrae?
pudendal (S2,3,4)
internal urethra innervation?
modality?
sympathetically
L1-2
what does internal urethra do?
prevents semen from entering urinary bladder
prevents urine entering the prostatic urethra
what nerve supplies the skin of the genitals?
modality?
pudendal
somatic (body wall)
main blood supply for pelvis?
venous drainage?
internal iliac
internal iliac
what does the pampniform plexus do?
drains blood from testicular artery into testicular vein
what are testes contained within?
scrotum
what prevents uterine prolapse?
broad ligament
retroperitoneal course of ureters?
beneath testicular vessels
over iliac vessels
deep to vas deferens
how do ureters enter the bladder?
why?
inferiomedially
prevent urine reflux
muscles of the penis?
ischiocavernosus (laterally)
bulbispongiousus (body of penis)
what levels do the kidneys lie?
R L1-3
L T12-L2
most inferior part of male pelvis?
rectovesicle pouch
pathway of sperm?
seminiferous tubules rete testes epididymis vas def seminal gland ejaculatory ducts (in prostate) urethra
sympathetic nerve supply?
T1-L2
parasymp nerve supply?
CN 3, 7, 9, 10
types of sensory nerve supply?
somatic (body wall) visceral afferent (organs)
types of motor nerve supply?
somatic motor (voluntary)
para/symp
involuntary (smooth muscle)
where does spermatic cord start?
enter scrotum?
deep inguinal ring
superficial inguinal ring
parts of the penis?
root
body
glans
what is the root made up of?
2x crura and bulb (ET)
ischiocavernosus
bulbospongiosus (body)
what is the body made up of?
2x corpus cavernosa
corpus spongiosum
which testicle often lies lower?
L
arterial blood supply to pelvis? level?
common -> internal and external iliac (L5-S1)
venous drainage of pelvis? level?
internal iliac -> common -> IVC at L5
constrictions of the ureters occur where?
UPJ
pelvic brim
bladder entrance
3 types of urethra in men?
prostatic
membranous
penile
what muscle is internal/external urethra?
internal SM
external skeletal
layers of the kidney (sup to deep)?
pararenal fat
fascia
perirenal fat
capsule
what nerve relaxes the detrusor?
hypogastric (filling) sympathetic
what nerve causes micturition?
S2-4 parasymp
what nerve controls the muscle of the external urethra?
pudendal
