Anterior Abdominal Wall (1)

Question 1

internal oblique aponeurosis envelops __________

Answer 1

rectus abdominus

Question 2

ext. oblique fibers run in what direction?

Answer 2

sup. lateral to inf. medial

Question 3

rectus sheath

Answer 3

aponeurotic (tendinous) sheath
envelops rectur abdominus & pyramidalis mm.
has anterior and posterior layers

Question 4

structure of rectus sheath is relative to ______

Answer 4

arcuate line

Question 5

arcuate line is found ___________

Answer 5

posterior surface of rectus abdominus

btw umbilicus and pubic symphysis

Question 6

rectus sheath components SUPERIOR to arcuate line

Answer 6

anterior - EO, 1/2 IO,

posterior- 1/2 IO, TA, transversalis fascia

Question 7

rectus sheath components INFERIOR to arcuate line

Answer 7

anterior- aponeuroses of EO, IO, TA

posterior- transversalis fascia

Question 8

what are the infraumbilical peritoneal folds?

Answer 8

median umbilical fold
medial umbilical folds (2)
lateral umbilical folds (2)

Question 9

median umbilical fold location

Answer 9

from urinary bladder to umbilicus

covers med. umbilical ligament (remnant of uraneus)

Question 10

medial umbilical folds

Answer 10

cover medial umbilical ligaments

occluded portions of umbilical aa.

Question 11

lateral umbilical folds cover _______

Answer 11

inferior epigastric vessel

Question 12

List the superficial vessels

Answer 12

circumflex iliac a. & v.

epigastric a. & v.

Question 13

all vessels of ant. abdominal wall run in _________

Answer 13

superficial fat and fascia

Question 14

circumflex iliac a. is a branch of _______ and supplies _________

Answer 14

br. of femoral a.

supplies region of inguinal ligament

Question 15

epigastric a. is a branch of ________ and supplies _________

Answer 15

br. of femoral a.

supplies abdomen inf. to umbilicus

Question 16

deep circumflex iliac vessels are a br. of _______ and supplies _________

Answer 16

br. of external iliac
runs btw. IO and TA
supplies inf. lateral abdominal mm.

Question 17

inferior epigastric vessels are br. of _________ and supply ________

Answer 17

br. of external iliac

supplies lower rectus abdominus mm.

Question 18

inferior epigastric vessels enter posterior rectus sheath at the ___________

Answer 18

arcuate line

Question 19

superior epigastric vessels are br. of _________ and supply _________

Answer 19

br. of internal thoracic

supplies upper rectus abdominus mm.

Question 20

superior epigastric vessels anastomose with __________

Answer 20

inf. epigastric

Question 21

superior epigastric vessels enter post. rectus sheath at ________________

Answer 21

lateral to sternum

Question 22

musculophrenic vessels are br. of __________ and run along ________

Answer 22

internal thoracic

costal cartilages

Question 23

musculophrenic vessels supply ___________

Answer 23

upper abdominal mm. & diaphragm

Question 24

T7, T8, T9 supply:

Answer 24

region above umbilicus

Question 25

T10 supplies:

Answer 25

umbilical region

Question 26

T11, T12, L1 supply:

Answer 26

region below umbilicus

Question 27

abdominal wall nerves run __________

Answer 27

between IO and TA

Question 28

injury to T11, T12, L1 predisposes you to what?

Answer 28

direct inguinal hernia ; result of weakened inguinal region mm.

Question 29

nerves of abdominal wall

Answer 29

ventral rami of T7 - L1 spinal nn.

Question 30

describe location of inguinal region

Answer 30

superior to thigh medial to ilium lateral to pubic bone extends btw ASIS and pubic tubercle

Question 31

__________ is the folded inferior border of the EO aponeurosis

Answer 31

inguinal ligament

Question 32

inguinal ligament extends from ________ to _________

Answer 32

ASIS to pubic tubercle

Question 33

inguinal canal location

Answer 33

transverses ant. abdominal wall | runs parallel & superior to inguinal ligament

Question 34

male inguinal canal contains

Answer 34

- spermatic cord & contents (vas deferens, testicular nn & vessels, cremasteric m & fascia) - ilioinguinal n (L1)

Question 35

female inguinal canal contains

Answer 35

- round ligament of uterus | - ilioinguinal n. (L1)

Question 36

superficial inguinal canal ring

Answer 36

opening in EO aponeurosis | triangular opening lat. to pubic tubercle

Question 37

deep inguinal canal ring

Answer 37

opening in transversalis fascia | subtle piercing lat. to inf. epigastric vessels

Question 38

inguinal canal extends between

Answer 38

superficial and deep rings

Question 39

anterior inguinal canal wall

Answer 39

EO aponeurosis

Question 40

posterior inguinal canal wall

Answer 40

transversalis fascia & conjoint tendon | fusion of IO, TA aponeuroses medially

Question 41

roof of inguinal canal

Answer 41

IO & TA muscles

Question 42

floor of inguinal canal

Answer 42

inguinal ligament

Question 43

hernial sac components

Answer 43

peritoneum extraperitoneal fat transversalis fascia

Question 44

90% of hernia occur ___________

Answer 44

inguinal region

Question 45

indirect inguinal hernia

Answer 45

extends thru entire inguinal canal (usually in D ring) | most common type (more freq. in males)

Question 46

canal of Nuck

Answer 46

name for indirect inguinal hernia in females

Question 47

typical causes of indirect inguinal hernia in males

Answer 47

persistent processus vaginalis

Question 48

location of indirect inguinal hernia

Answer 48

just lateral to inf. epigastric vessels

Question 49

direct inguinal hernia

Answer 49

thru inguinal triangle (inf. epigastric a., rectus abdominus, inguinal ligament) emerges thru conjoint tendon associated with weakened abdominal wall

Question 50

this type of hernia does NOT usually enter scrotum or labia majora

Answer 50

direct inguinal hernia

Question 51

direct inguinal hernia location

Answer 51

medial to inf. epigastric vessels

Question 52

this type of hernia passes MEDIAL to inf. epigastric vessels

Answer 52

direct inguinal hernia

Question 53

hernia most common in newborns

Answer 53

umbilical hernia

Question 54

hernia that runs thru linea alba, common over 40 and obese people

Answer 54

epigastric hernia

Question 55

hernia more common in females than males

Answer 55

femoral hernia

Question 56

this hernia runs thru femoral ring & canal

Answer 56

femoral hernia