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[OS 206] 1st Exam > Trans - Anterior Abdominal Wall > Flashcards

Trans - Anterior Abdominal Wall Flashcards

(83 cards)

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1
Q

anterior abdominal wall: superior border

A

costal margins (ribs 6 to 12), xiphoid process

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2
Q

anterior abdominal wall: inferior border

A

ASIS, inguinal ligament, pubic crest, pubic symphysis

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3
Q

at what level is the umbilicus found

A

between L3 and L4

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4
Q

the inguinal ligament marks what dermatome

A

T10

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5
Q

union of the aponeuroses of the flat muscles of the left and the right side

A

linea alba

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6
Q

lateral margin of the rectus abdominis

A

linea semilunaris

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7
Q

transverse attachments between the anterior rectus sheath and the rectus abdominis muscle

A

tendinous intersections

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8
Q

structure that indicates the site of the inguinal ligament

A

inguinal groove

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9
Q

the abdomen is divided into 4 quadrants by what planes

A
  1. median plane

2. transumbilical plane

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10
Q

the abdomen is divided into 9 regions by what planes

A
  1. transpyloric plane
  2. transtubercular / intertubercular plane
  3. left midclavicular plane
  4. right midclavicular plane
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11
Q

the transpyloric plane is at the level of:

A

L1-L2

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12
Q

the transtubercular plane is at the level of:

A

L5

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13
Q

the subcostal plane is at the level of:

A

L3

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14
Q

visceral pain often is referred to what region

A

umbilical

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15
Q

superficial fatty layer of superficial fascia

A

Camper’s fascia

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16
Q

deep membranous layer of superficial fascia

A

Scarpa’s fascia

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17
Q

thin membranous sheath lying beneath the three muscles and the linea alba

A

transversalis fascia

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18
Q

external oblique: direction of fibers

A

inferomedially

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19
Q

internal oblique: direction of fibers

A

mainly superomedial, becomes inferomedial as it nears the inguinal ligament

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20
Q

conjoint tendon is formed by

A

internal oblique and transversus abdominis aponeuroses

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21
Q

fascia opposing the erector spinae muscles

A

thoracolumbar fascia

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22
Q

innermost of the flat abdominal muscles

A

transversus abdominis

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23
Q

external oblique: innervation

A

T6-T12

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24
Q

rectus abdominis: action

A

flexor of trunk

prevents hyperextension

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25
small triangular muscle in anterior abdominal wall
pyramidalis
26
T/F: the epigastric vessels are found within the rectus sheath
T
27
anterior rectus sheath is formed by
1. aponeurosis of external oblique | 2. anterior lamina of superior 2/3 of internal oblique
28
posterior rectus sheath is formed by:
1. aponeurosis of transversus abdominis | 2. posterior lamina of superior 2/3 of internal oblique
29
linea semicircularis: define
line demarcating the termination of the posterior rectus sheath
30
branches of L1 ventral rami
1. iliohypogastric nerve | 2. ilioinguinal nerve
31
nerve supply of AAW superior to umbilicus
T7-T9
32
nerve supply of AAW at umbilicus
T10
33
nerve supply of AAW inferior to umbilicus
T11, subcostal, iliohypogastric, ilioinguinal nerves
34
superior epigastric artery arises from
internal thoracic artery
35
inferior epigastric artery arises from
external iliac artery
36
superficial epigastric vein and lateral thoracic vein anastomose through:
thoracoepigastric vein
37
lymph drainage above the umbilicus
axillary nodes, cervical nodes
38
lymph drainage below the umbilicus
superficial inguinal nodes
39
deep lymphatics of the AAW drain to the:
1. external iliac nodes 2. common iliac nodes 3. lumbar/paraaortic nodes
40
cisterna chyli: define
convergence of main lymphatic ducts of abdomen
41
boundaries of Hesselbach's trigone
1. linea semilunaris 2. inferior epigastric vessels 3. inguinal ligament
42
structure connecting inguinal and pectineal ligaments
lacunar ligament
43
contents of inguinal canal
1. spermatic cord or round ligament of uterus 2. ilioinguinal nerve 3. blood and lymph vessels 4. patent sac for scrotum (male babies)
44
peritoneal sac that the testes brings as it descends
processus vaginalis
45
internal spermatic fascia is from
transversalis fascia
46
cremaster muscle is from
internal oblique
47
external spermatic fascia is from
external oblique
48
contents of spermatic cord
``` 1. pampiniform venous plexus 2, ductus deferens 3. cremasteric artery 4. testicular artery 5. artery of the ductus deferens 6. sympathetic nerve fibers 7. lymphatic vessels ```
49
layers of the anterior abdominal wall (from outer to inner)
1. skin 2. superficial fascia 3. deep fascia 4. muscles 5. transversalis fascia 6. extraperitoneal fat 7. parietal peritoneum
50
supravesical fossa lies between
medial and median umbilical folds
51
medial inguinal fossa lies between
medial and lateral umbilical folds
52
lateral inguinal fossa is located
lateral to the lateral umbilical folds
53
falciform ligament contains:
round ligament of the liver
54
round ligament of the liver is a remnant of the:
umbilical vein
55
innervations of diaphragm
1. phrenic nerve 2. intercostal nerves 3. subcostal nerves
56
what is the largest leaf of the diaphragm aponeurosis
right lateral leaf
57
median arcuate ligament passes over:
aorta
58
medial arcuate ligament passes over:
psoas muscle
59
lateral arcuate ligament passes over
quadratus lumborum
60
migration of structures outside normal anatomical location
hernia
61
indirect hernia - characteristics
lateral to inferior epigastric vessels, usually congenital
62
direct hernia - characteristics
medial to inferior epigastric vessels, usually in older people with weaker abdominal walls
63
thin potential space within the abdominal cavity and continuing to the pelvic cavity
peritoneal cavity
64
difference of pain localization between parietal and visceral peritoneum
parietal - sensitive to pain, pain is well-localized | visceral - insensitive to pain, pain is not well localized
65
3 parts of the greater omentum
1. gastrocolic ligament 2. gastrosplenic ligament 3. gastrophrenic ligament
66
lesser omentum connects which two structures
stomach and liver
67
components of lesser omentum
1. gastrohepatic ligament | 2. hepatoduodenal ligament
68
what is contained within the hepatoduodenal ligament
portal triad
69
significance of Pringle's maneuver
stop blood flow from lacerated liver
70
structure that divides the peritoneal cavity into supracolic and infracolic compartments
gastrocolic ligament
71
most dependent portion of abdominal cavity
hepatorenal recess / pouch of Morison
72
most dependent portion of infracolic compartment in females
rectouterine pouch / pouch of Douglas
73
most dependent portion of infracolic compartment in males
rectovesical pouch
74
the lesser sac is also known as the
omental bursa
75
opening into the lesser sac
foramen of Winslow
76
ordering of the portal triad
anterior left: artery anterior right: bile duct posterior: vein
77
what divides the infracolic compartment into the right and left subcompartments
mesentery of the small intestine
78
lesser omentum arises from
lesser curvature of the stomach
79
greater omentum arises from
greater curvature of the stomach
80
greater omentum connects which structures
1. stomach and colon 2. stomach and spleen 3. stomach and diaphragm
81
examples of intraperitoneal structures
Stomach first part of duodenum, jejunum, ileum, transverse colon, sigmoid colon, superior rectum, gallbladder, spleen
82
examples of retroperitoneal structures
Kidneys, ureters, aorta, inferior vena cava, part of duodenum, part of pancreas
83
T/F: the peritoneal cavity is an actual space
F

[OS 206] 1st Exam (12 decks)

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