2. Posterior Ab Wall/ Pelvis Flashcards Preview

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Flashcards in 2. Posterior Ab Wall/ Pelvis Deck (64):
1

which posterior abdominal wall muscle is the primary hip flexor

psoas major

2

muscle which sits within the iliac fossa and attaches to lesser trochanter

iliacus

3

muscle originates on T12 and L1 vertebra, inserts on pectineal line of superior rams of pubis, and acts to extend/flex trunk

psoas minor

4

most lateral muscle of post ab wall, innervated by T12-L4

quadratus lumborum

5

posterior abdominal wall muscle innervated by femoral n.

iliacus

6

the 3 peripheral origins (sternal, costal, lumbar) of the diaphragm insert on

central tendon

7

which diaphragm crus is longer, wrapping around the anterior portion of the aortic hiatus

right

8

which ligament of diaphragm is over the aorta

median arcuate

9

which ligament of diaphragm is over the psoas major and sympathetic trunks

medial arcuate

10

which ligament of diaphragm is over the quadrates lumborum and subcostal n.

lateral arcuate

11

this area of the diaphragm has potential to herniate (not a hiatus)

vertebrocostal triangle

12

diaphragm opening for aortic hiatus (and thoracic duct) occurs at

T12

13

diaphragm opening for esophageal hiatus (and vagal trunk and lymphatics) occurs at

T10

14

diaphragm opening for caval hiatus (and phrenic n. and lymph from liver) occurs at

T8

15

the superior epigastric vessels cross the diaphragm at the ____ hiatus

sternocostal

16

while motor information to diaphragm is all from phrenic n. sensory information utilizes both the phrenic nerve and

intercostal nerves (peripheral diaphragm)

17

4 unpaired arteries of the abdominal aorta

celiac trunk, superior mesenteric, inferior mesenteric, and median sacral

18

left and right gonadal arteries arise directly from the abdominal aorta unlike gonadal veins: the left drains to ___ and the right drains to ___

L renal v. , IVC

19

sympathetic innervation to the ___ does not synapse before reaching its destination allowing quick injection of adrenaline into bloodstream

suprarenal gland

20

two pathways involved in sympathetic innervation to gut

splanchnic and suprarenal

21

two pathways involved in parasympathetic innervation to gut

pelvic splanchnic and vagus n.

22

the ureter descends from the kidney posterior to ___ and then anterior to ___

gonadal aa. ; common iliac a.

23

the ___ kidney is inferior to the other by ~1 vertebral segment because of the ___

right, liver

24

5 renal segments

superior/ apical, antero-superior, antero-inferior, inferior, posterior

25

there are 4 ___ segments but only 3 ___ segments of each kidney

anterior, posterior

26

after secretion from the renal pyramid, urine flows through the _____ to renal pelvis to ureter

papilla to minor calyx to major calyx

27

peritoneum from anterior abdominal walls lies loosely over the __ allowing expansion

bladder

28

superior rectal a. arises from what

inferior mesenteric a.

29

potential space filled with fat and CT between pubic symphysis and bladder

prevesical space (retropubic)

30

parietal pelvic fascia is continuous with

transversalis fascia

31

potential space between sacrum and rectum

retrorectal (presacral) space

32

Endopelvic fascia condenses to form ligaments such as

Sacrouterine ligament

33

Ligaments that carry uterine artery

Transverse cervical ligament

34

Ligament in men that is analogous to the pubovesical ligament in females (condensation of visceral endopelvic fascia)

Puboprostatic ligament

35

Structure separates rectum from prostate and seminal vesicles

Rectovesical Septum

36

infection within anal canal that can spread to ischioanal fossae through postanal spaces to the other side of the body

ischioanal abcesses

37

muscular tubes that push urine to the bladder using peristalsis

ureter

38

3 places where urinary calculi catch (constrictions of ureter)

kidney hilum, crossing pelvic brim, bladder entry

39

ureter is crossed anteriorly by ___ before entering the bladder (water under the bridge)

uterine artery & ductus deferens

40

4 parts of the bladder

apex, base, body, neck

41

the ___ muscle makes up bladder walls

detrusor

42

smooth, thickened area inside the bladder defined by opening for 2 ureters and the urethra

trigone

43

parasympathetic bladder innervation include motor control of

detrusor m.

44

4 portions of male urethra

intramural, prostatic, membranous, spongy

45

autonomic control of the internal urethral sphincter (between what two portions of urethra?) keeps semen from entering bladder

intramural and prostatic

46

where seminal vesicles empty into urethra

seminal colliculus

47

structure that allows ejaculatory ducts to open

prostatic utricle

48

dilated terminal portion of the rectum superior to anorectal line (which joins top of anal columns)

rectal ampulla

49

the ____ portion of legator ahi muscle forms a sling at the anorectal junction forming anorectal flexure

puborectalis

50

line joining top of anal columns

anorectal line

51

line joining inferior ends of anal valves

pectinate line

52

nerves above the pectinate line are __ whereas those below are ___

visceral, somatic

53

this artery begins at aorta, passes anteriorly to the ureter, crosses back to the center at the common iliac bifurcation, and runs in the suspensory ligament

ovarian a.

54

small a. that arises from the aorta near the bifurcation into common iliac aa.

median sacral

55

most pubic veinous plexuses drain into

internal iliac v.

56

anatomical overlap (and maybe high BP or cirrhosis) leads to ___

rectal hemorrhoids

57

hemorrhoids due to excess abdominal pressure and straining occur at ___ rectal v. plexus

external

58

lymph drainage: prostate and uterus drain to ___, bladder drains to ___, and perineal structures drain to __ inguinal nodes

internal, external, superficial

59

sympathetic n. supply to pelvis

sacral splanchnics

60

parasympathetic n. supply to pelvis (S2-4)

pelvic splachnics

61

the pelvic pain line follows the __. pain above this line follows sympathetics, pain below follows parasympathetics

peritoneum

62

nerves of the sacral plexus sit on surface of what muscle

piriformis

63

pelvic plexuses (rectal, vesicle, prostatic, and uterovaginal) together make up what plexus

inferior hypogastric

64

what portion of the legator ani muscle is support for vagina

pubovaginalis