TOPIC 27A Mm. abdominis, canalis inguinalis

Question 1

Linea Alba

Answer 1

a tendinous cord from ziphoid cartilage to the pelvis

Question 2

name the 4 abdominal muscles

Answer 2

m rectus abdominus
m obliquus externus abdominus
m obliquus internus abdominus
m transversus abdominus

Question 3

What is the abdominal sheath

Answer 3

layers of CT surrounding m rectus abdominis on both sides

Question 4

name the layers of the abdominal sheath

Answer 4

thoracic: E - R
pre-umbilical: E - I - R - I - T - P
umbilical: E - I - R - T - P
post umbilical: E - I - T - R - P

Question 5

what is the inguinal canal

Answer 5

two rings forming a passage through abdominal wall for proc vaginalis

Question 6

what runs through the inguinal canal

Answer 6

a + v pudenda externa
N genitofemoralis
efferent vessels from LN inguinale supf

Question 7

what 3 structures form the canal

Answer 7

m ext abdominal oblique
m int abdominal oblique
lig inguinale

Question 8

what does canalis inguiinalis have in males

Answer 8

funiculus spermatica

Question 9

what does canalis inguiinalis have in females

Answer 9

vaginal process
lig teres uteri
fatty tissue

Question 10

what forms the borders of anulus inguinalis supf

Answer 10

m obliquus ext abd - crus mediale and lateral

Question 11

borders of anulus inguinalis profundus

Answer 11

cran: m obliquus internal abd
caud: lig inguinale
med: m rectus abdominus

Question 12

what is spatium inguinale

Answer 12

the space between anulus supf and prof