A7 ; GU System Flashcards

1
Q

function of the kidney

A

electrolyte & fluid balance

filter the blood

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2
Q

which nodes drain lymph from kidneys

A

para-aortic

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3
Q

drainage of gonad veins ; L&R

A

R; IVC

L; renal vein first

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4
Q

nerve fibres travelling to bladder always

A

pelvic splanchnic nerves

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5
Q

which kidney is more inferiorly located

A

R kidney

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6
Q

epithelial lining of ureter

A

transitional epithelium ; stratified columnar ?

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7
Q

bladder

  • male; recto vesicle pouch ?
  • female ; vesico & recto pouch ;
A
  • pouch between the bladder & rectum
  • females ; VESICO; extension of peritoneal cavity and anterior wall of uterus
    RECTO -uterine ; extension of PC and post Wall of uterus
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8
Q

Structures touching the kidneys - anterior and posterior

A

posteriorly; look at diagram in workbook

  • psoas major
  • quadratus lumborum
  • aponeurosis of transverses abdominis

ribs 11 & 12 but just rib 12 for right kidney as its more inferior

anteriorly ;
RHS; liver, duodenum, transverse colon ; hepatic flexure

LHS; stomach, spleen, tail of pancreas (right in middle), jejunum & splenic flexure

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9
Q

hilum of kidney ; order of structures there from anteroposteriorly (front to back)

A

VAP; renal vein, artery , pelvis

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10
Q

by what mechanism are the contents of the ureter transferred

A

peristalsis

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11
Q

when are the ureters narrowest

whats the clinical significance of these narrowings

A
  • uteropelvic junction
  • pelvic brim
  • when ureter enters the bladder

CS; this is where a stone is most likely to get trapped

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12
Q

anterior & posterior relations to bladder in males and females

EPitheliAL lining of bladder

A

MALE
Ant; pubic symphysis
post; anus

FEMALE
Ant; pubic symphysis
post; uterus, vagina, cervix - VULVA ?

  • transitional epithelium ; stratified columnar epithelium
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13
Q

bladder

- muscles name them

A

detrusor
internal sphincter
external sphincter - VOLUNTARY

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14
Q

EXPLAIN why urination occurs or doesn’t occur using the muscles of the bladder

A

Urination;

  • detrusor CONTRACTS to push all the urine out
  • internal sphincter relaxes but at this stage EXTERNAL SPHINCTER is still constricted

occurs by PARASYMPATHETIC INNERVATION

  • somatic motor innervation needed for ES to open
  • Ach travels down puedenal nerve - binds to a nicotinic receptor and the ES relaxes ; urine can flow

NO URINATION ; RETENTION

  • detrusOR muscle relaxes and so it can hold a lot of urine
  • internal spincter contracts - no urine can flow
  • occurs by SYMPATHETIC innervation
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15
Q

in a male what lies between the internal and external sphincter muscles

A

PROSTATE GLAND

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16
Q

MALE urethra

A
  • preprostatic
  • prostatic
  • membranous or intermediate
  • spongy/penile
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17
Q

pubic symphysis is what type of joint

A

secondary cartilaginous or symphysis

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18
Q

the true or false pelvis articulates with the sacrum

A

true or inferior one

19
Q

differences between male and female pelvis

A

1) females acetabulum are wider apart and face more medially
2) the ischium bones are further apart in females; oval shape created
males ; inlet to outlet ; gets narrower so its heart shaped
3) greater sciatic foramen is greater in females

20
Q

pelvic floor muscles

A

look at cadaver images

  • levator ani
  • coccygeus (most posterior)
  • piriformis
  • obturator internus
21
Q

via what foramen does the piriformis exit the pelvic cavity

A
  • greater sciatic foramen & it occupies most of its volume
22
Q

perineal membrane splits into 1 & 2
what structures pass through it
structures of 2 split;

A
  • anterior urogenital canal
  • posterior anal canal
  • urethra (& vagina in females )
  • anal aperture-opening of anus
  • external anal sphincter
  • ischioanal fossa
23
Q

puedenal nerve ;

  • identify on cadavers
  • spinal roots
  • what structures receive motor innervation from this nerve
  • what does this nerve supply sensory innervation to
  • how does it exit the pelvis
  • enter the perineum
  • what 2 things is it associated with regarding the pelvis
A
  • cadaver book
  • s2-s4
  • most pelvic organs
  • bladder ; visceral afferent ; tells the brain the bladder is full
  • greater sciatic foramen
  • lesser sciatic formamen
  • sacrotuberous ligament & isichial spine
24
Q

internal puedenal artery is a branch of

A

internal iliac artery

25
Q

prostate gland function

A
  • releases proteolytic enzymes into the semen which act to break down clotting factors in the ejaculate
  • allows semen to stay in a fluid state
26
Q

function of the erectile tissues - corpus cavernosum and corpus spongiosum

A
  • fill with blood during an erection
27
Q

ejaculatory ducts which protrude the prostate gland are formed by the fusion of ;

A

vas deferens & seminal vesicles

28
Q

how does vas deferent enter abdomen

A

inguinal canal

29
Q

spermatic cord

A

diagram on cadaver

30
Q

epithelial lining of uterine tube

  • CERVIX
  • vagina
A
  • SIMPLE CILIATED
  • STRATIFIED SQUAMOUS ??
  • stratified squamous
31
Q

vulva

A

cadaver image

  • clitoris
  • external urethral orifice
  • vagina
  • labia majora and minora (minora more medial and smaller)
32
Q

section 8 of book

A

identify all veins and arteries

33
Q

hypogastric vein aka

A

internal iliac vein

34
Q

lymphatic drainage

A

go over

35
Q
  • what type of muscle is the external urethral sphincter
  • what type of nerve causes its contraction and what nerve does it travel
  • other muscle that aids continence and its nerve supply
A
  • skeletal ; VOLUNTARY
  • somatic motor ; puedenal nerve
  • levator ani ; pudenal nerve
36
Q

structures that pass through levator ani

A

male ; anorectal canal and urethra

female ; anorectal canal , vagina , urethra

37
Q

perinieum splits into

- its borders

A
  • urogenital/anterior and anal/posterior canal
  • borders ; anterior ; pubic symphysis , and imaginary line separating the ischial tuberosities
  • posterior ; same imaginary line and coccyx
    ?
38
Q

whats different about the urogenital canal

A

more complex fascial layers

39
Q

what structures pass through perineum

A

urethra and (vagina )

40
Q

type of epithelial lining uterine tube

- vagina

A
  • simple ciliated

- stratified squamous

41
Q

functions of diff parts of penis

  • pampiniform plexus
  • scrotum
  • epididymis
  • vas or ductus deferens
  • testes
A
  • heat exchange - cools blood going to the testes
  • protection and temp regulation
  • maturation of sperm
  • transfers sperm from testes to urethra
  • production of sperm and hormones
42
Q
  • superior to prostate gland there are;
  • what tube runs through prostate
  • what ducts open into the tube here
A
  • seminal vesicles
  • urethra
  • vas deferens, seminal ducts and prostate ducts
43
Q

to where does lymph from prostate gland drain

- epididymis ?

A
  • internal iliac

- para aortic