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MSS - GI Exam 1 > Posterior Body Wall > Flashcards

Posterior Body Wall Flashcards

1
Q

kehrs sign

A

ruptured spleen

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2
Q

kidney

A

-

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3
Q

-

A

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4
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5
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A

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6
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7
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8
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9
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10
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11
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12
Q

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A

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13
Q

suprarenal gland

A

endocrine organ

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14
Q

secretions of suprarenal gland

A 
cortisol
aldosterone
androgens
epinephrine
norepinephrine
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15
Q

location of suprarenal gland

A

primary retroperitoneal
superior pole of kidney
-between kidney and crura of diaphragm

separrated fro kidney by thin septum

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16
Q

shape of right suprarenal gland

A

pyramidal shaped

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17
Q

shape of left suprarenal gland

A

crescent shaped

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18
Q

cortex of suprarenal gland

A

production of sterods

-glucocorticoids and mineralocorticoids

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19
Q

medulla of suprarenal gland

A

postganglionic sympathetic nurons

secretes epinephrine and norepinephrine

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20
Q

arterial supply of suprarenal gland

A

superior - inferior phrenic a
middle- aorta
inferior - renal a

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21
Q

venous drainage of suprarenal gland

A

suprarenal vein

right directly to IVC
left joined by inferior phrenic vein before draining to IVC

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22
Q

lymph drainage of suprarenal glands

A

to lumbar lymph nodes

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23
Q

function of diaphragm

A

respiration

contraction - decreases intrathoracic pressure and increases intraabdominal pressure

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24
Q

features of diaphragm

A

superior convex, inferior concave
-right and left domes

can reach 5th rib during expiration

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25
Q

structure of diaphragm

A

3 leaves - right, left, central (form central tendon)

-attached to pericardium via pericardiacphrenic ligament

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26
Q

sternal portion of diaphragm

A

small anterior portion

-attaches to xiphoid process to central tendon

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27
Q

costal portion of diaphragm

A

largest lateral portion

-internal surfaces of ribs 7-12 to central tendon

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28
Q

lumbar portion of diaphragm

A

right crus - to LV1-LV3
left crus - to LV1-LV2

right crus forms esophageal hiatus
left is smaller and blends with the right crus

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29
Q

median arcuate ligament

A

tendinous arch between left and right crura

-forms aortic hiatus

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30
Q

level of aortic hiatus

A

TV12

formed between right and left crus and is bound by the median arcuate ligament

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31
Q

medial arcuate ligament

A

tendinous arch spanning from transverse process of LV1 to 12th rib

arches over quadratus lumborum

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32
Q

lumbocostal triangle

A

area of muscular weakness between costal and lumbar portion of diaphragm
-common site of abdominal viscera to herniate through diaphragm to the thorax

thoroperitoneal membrane

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33
Q

caval hiatus

A

TV8

within central tendon
-transmits inferior vena cava and right phrenic n.

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34
Q

esophageal hiatus

A

at TV10

passes through right crus
-transmits esophagus, anterior/posterior vagal trunks, branches of left gastric artery

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35
Q

aortic hiatus

A

at TV12

passes betwen left and right crus

transmits aorta and thoracic duct

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36
Q

motor innervation of diaphragm**

A

motor - C345 - phrenic nerve

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37
Q

sensory innervation of diaphragm**

A

sensory - phrenic nerve and inferior 6 intercostal nerves

38
Q

phrenic nerve sectioning

A

paralysis of 1/2 of diaphragm

-permanent elevation of diaphragm and paradoxical motion during respiration

39
Q

referred pain to diaphragm

A

C345 - mostly C4 shoulder neck area

phrenic nerve- to C345 dermatomes
thoracic wall - from intercostal nerves

40
Q

arterial supply to diaphragm

A

superior phrenic arteries from thoracic aorta
inferior phrenic arteries from abdominal aorta
pericardiacophrenic and musculophrenic arteries from internal thoracic artery

41
Q

venous drainage from diaphragm

A

superior phrenic vein to IVC
pericardiacophrenic veins and musculophrenic to internal thoracic vein
inferior phrenic vein (right to IVC; left merges with suprarenal vein to left renal vein)

42
Q

lymph drainage of diaphragm

A

superior diaphragmatic (phrenic) nodes - to mediastinal lymph noedes

inferior diaphragmatic vessels - superior diaphragmatic and/or lumbar nodes

43
Q

psoas major attachments

A

origin - bodies and transverse processes of TV12-LV5 and IV discs

insertion - lesser trochanter

44
Q

action of psoas major

A

flexion of thigh, flexion of vertebral column

45
Q

innervation of psoas major

A

ventral rami L1-3

46
Q

attachments of psoas minor

A

origin - bodies TV12-LV1; IV discs

insertion - iliopectineal eminence

47
Q

action of psoas minor

A

flexion of vertebral column

48
Q

innervation of psoas minor

A

ventral rami of L1

49
Q

attachment of iliacus

A

origin - iliac fossa

insertion - lesser trochanter

50
Q

action of iliacus

A

flexion of thigh

51
Q

innervatino of iliacus

A

femoral nerve

52
Q

attachment of quadratus lumborum

A

origin - iliac crest, iliolumba ligament

insertion - 12th rib, transverse processes of lumbar vertebrae

53
Q

action of quaratus lumborum

A

extends/side bends vertebral column

inspiration

54
Q

innervation of quadratus lumborum

A

ventral rami of T12-L5

55
Q

psoas sign

A

pain upon extension of thigh

-can indicate abdominal infection

56
Q

organs on right near psoas?

A 
kidney
ureter
cecum
appendix
ascending colon
sacrolilac joint
57
Q

organs on left near psoas

A 
kidney
ureter
descending colon
sigmoid colon
pancreas
sacroiliac joint
58
Q

lumbar plexus

A

ventral rami of L1-L5
-sensory and motor to abdominal wall, inguinal,

**???

59
Q

nerves of posterior body wall

A

-

60
Q

iliohypogastric nerve

A

L1

?

61
Q

ilioinguinal nerve

A

L1

?

62
Q

femoral nerve

A

L2-4

?

63
Q

lateral cutaneous nerve of thigh

A

L2-3

?

64
Q

genitofemoral nerve

A

L1-2

?

65
Q

obturator nerve

A

L2-4

?

66
Q

lumbosacral trunk

A

L4-5

?

67
Q

accessory obturator nerve

A

L3-4

-present in 10% of population

68
Q

psoas major and nerves

A

5 lateral
1 anterior
2 medial

69
Q

course of abdominal aorta

A
  • starts at TV12
  • anterior to LV1-4
  • divides into left and right common iliac arteries at LV4
70
Q

anterior to abdominal aorta

A

autonomic nerve plexus
pancreas
left renal vein
duodenum

71
Q

posterior to abdominal aorta

A

-left lumbar veins

cistern chyli and thoracic duct

72
Q

anterior midline vessels

A

-

73
Q

lateral vessels

A

-

74
Q

posterolateral vessels

A

-

75
Q

branches of aorta

A

–

76
Q

-

A

-

77
Q

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A

-

78
Q

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A

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79
Q

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A

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80
Q

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A

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81
Q

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A

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82
Q

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A

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83
Q

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A

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84
Q

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A

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85
Q

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A

-

86
Q

aortic aneurysm

A

can result from weakenss from vessel wall

-acute rupture of aortic aneurysm has high death rate

87
Q

inferior vena cava stuff

A

-

88
Q

-

A

-

89
Q

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A

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90
Q

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A

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91
Q

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A

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MSS - GI Exam 1 (11 decks)

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