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Anatomy Exam 3 > L22: Anterior Abdominal Wall > Flashcards

L22: Anterior Abdominal Wall Flashcards

1
Q

superior border of abdomen

A

costals 7-12

xiphoid process

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2
Q

inferior border of abdomen

A

pubic bone
iliac crest
L4

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3
Q

umbilicus border of abdomen

A

level of L3-4

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4
Q

linea alba

A

located along midline

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5
Q

linea semilunaris

A

scalloped lateral border on each side of rectus abdominis

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6
Q

linea transversa

A

tendinous bands of rectus abdominis

lines that create 6 pack

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7
Q

quadrants of abdomen

A

upper right and left

lower right and left

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8
Q

number the 9 regions of the abdomen

A

1 3 2
4 6 5
7 9 8

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9
Q

planes dividing abdomen into 9 regions

A

vertical – left and right midclavicular planes

horizontal – transpyloric and intertubercular planes

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10
Q

transpyloric plane

A

between xiphoid and umbilicus

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11
Q

intertubercular plane

A

runs thru both iliac crests and level L5

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12
Q

regions containing just the liver

A

1 and 2

right and left hypochondriac regions

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13
Q

regions containing - liver, stomach, pancreas

A

3

epigastric region

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14
Q

regions containing ascending and descending colon

A

4 and 5

right and left lateral/lumbar regions

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15
Q

regions containing small intestine and transverse colon

A

6

umbilical region

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16
Q

region containing ileocecal junction and appendix

A

7

right inguinal region

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17
Q

region containing sigmoid colon

A

8

left inguinal region

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18
Q

regions containing small intestine, bladder, uterus

A

9

hypogastric region

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19
Q

list the regions in the way they are numbered on the body

A 
right hypochondriac
epigastric
left hypochondriac
right lumbar
umbilical
right lateral
right inguinal
hypogastric
left inguinal
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20
Q

motor and cutaneous innervation of ab muscles

A

ventral rami T7-L1

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21
Q

thoracoabdominal nerves

A

ventral rami T7-11

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22
Q

thoracoabdominal nerves to ?

A

T7 – xiphoid
T10 – belly button
L1 – pubic symphysis

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23
Q

ventral ramus L1 gives rise to 2 nerves

A

Iliohypogastric n

ilioinguinal n

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24
Q

camper’s fascia

A

superficial subcutaneous fascia

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25
Q

scarpa’s fascia

A

deep subcutaneous fascia

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26
Q

subcutaneous fascia

A

= superficial

divided into superficial and deep

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27
Q

deep fascia

A

thin layer covering anterior surface of ab muscles

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28
Q

transversalis fascia

A

deep to transverse abdominis

fibroelastic Ct and adipose

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29
Q

list layers of abdominal wall

A 
subcutaneous fascia
deep fascia
transversalis fascia
extraperitoneal fat
peritoneum = parietal peritoneum
30
Q

arterial supply above umbilicus

A

post. intercostals
subcostal
lumbar art.
terminal branches of interal thoracic

31
Q

terminal branches of internal thoracic artery

A

musculophrenic art

sup. epigastric art

32
Q

arteria supply below umbilicus

A

branches of external iliac arteries and branches of femoral arteries

33
Q

branches of external iliac arteries

A

deep epigastric

deep circumflex

34
Q

branches of femoral arteries

A

all 3 are superficial-

  • epigastric
  • circumflex
  • external pudendal
35
Q

venous drainage is via ?

A

superficial and deep veins

36
Q

superficial veins

A

are broken down into whether they are above or below umbilicus

37
Q

deep veins

A

are paired w/ arteries

38
Q

superficial veins above

A

drain into internal thoracic vein

39
Q

superficial veins below

A

drain into :
femoral veins
external iliac veins

40
Q

lymphatic drainage above

A

drain into axillary and sternal nodes

41
Q

lymphatic drainage below

A

drain into superficial inguinal nodes

42
Q

anterior abdominal muscles

A

external obliques
internal obliques
transversus abdominis
rectus abdominis

43
Q

anterior abdominal muscles are ?

A

large flat sheets connecting rib and hip bones

44
Q

anterolateral muscles

A

obliques

trans. ab

45
Q

vertical oriented muscles

A

rectus ab

46
Q

innervation of ant. ab muscles

A

lower intercostal n
subcostal spinal n
first lumbar n

47
Q

external oblique - origin/insertion

A

external ribs 5-12

linea alba
pubic tubercle
ant. iliac crest

48
Q

external oblique - action/innervation

A

compress and support organs
flex, rotate trunk

T7-11, subcostal n

49
Q

internal oblique - origin/insertion

A

thoracolumbar fascia

ant. 2/3s iliac crest
lat. 1/2 iliac lig.

linea alba
pubic crest
pubis

50
Q

internal oblique - action/innervation

A

compress, support viscera

T7-11, subcostal n, L1

51
Q

transversus abdominis - origin/insertion

A

internal costal 7-12
thoracolumbar fascia
iliac crest
lat. inguinal lig

linea alba
pubic crest
pubic

52
Q

transversus abdominis - action/innervation

A

compress, support viscera

T7-11
subcostal n
l1

53
Q

rectus abdominis - origin/insertion

A

pubic symphysis
pubic crest

xiphoid process
costal cartilage 5-7

54
Q

rectus abdominis - action/innervation

A

compress, support viscera
flex trunk

t7-11
subcostal n

55
Q

arcuate line

A

midway between umbilicus and pubis

56
Q

inguinal ligament

A

thickened lower border of external oblique

anterior iliac spine to pubic tubercle

57
Q

formed by aponeuroses of internal obliques

A

rectus sheath

covers rectus ab in lower abdomen

58
Q

oblique passage thru lower abdominal wall

A

inguinal canal

59
Q

the inguinal canal transmits

A

spermatic cord - males

round lig. of uterus - female

60
Q

the inguinal canal extends between ?

A

superficial and deep inguinal rings

61
Q

4 types of hernias

A

direct inguinal - old men
indirect inguinal - young men
femoral - females
umbilical

62
Q

midline peritoneal fold above bladder

A

median umbilical fold

contains median umbilical lig.

63
Q

remnant of embryonic urachus

A

median umb lig

64
Q

paired peritoneal folds on either side of median

A

medial umbilical fold

contains medial umb lig

65
Q

remnants of umb arteries

A

medial umb ligaments

66
Q

paired peritoneal folds lateral to medial folds

A

lateral umb folds

contains inf. epigastric vessesl

67
Q

from deep inguinal to arcuate line

A

inf. epigastric vessels

68
Q

attaches liver to anterior ab wall and to inf. surface of diaphragm

A

falciform ligament

contains ligamentum teres hepatis

69
Q

remnant of left umb vein

A

ligamentum teres hepatic

round lig. of liver

70
Q

list the folds of the posterior surface of the anterior abdominal wall

A

median
medial
lateral umb folds
falciform lig.

Anatomy Exam 3 (10 decks)

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