DIG Organs 2

Question 1

Jejunum and ileum beginning

Answer 1

Duodenal junction L2
1 inch to L1 of median plane

Question 2

Jejunum and ileum end

Answer 2

Ileocaecal junction L5

Question 3

Jejunum and ileum length

Answer 3

6 meters (jejunum, proximal 2/5, ileum, distal 3/5)

Question 4

Jejunum and ileum peritoneal covering

Answer 4

Completely covered by peritoneum (mesentery)

Question 5

Jejunum and ileum blood supply arteries

Answer 5

Jejuneal and ileal from superior mesenteric artery

Question 6

Jejunum and ileum blood supply veins

Answer 6

Jejunal and ileal into superior mesenteric vein

Question 7

Small intestine mesentery contents

Answer 7

Jejunum and ileum
Superior mesenteric vessels
Fat

Question 8

Colon General features

Answer 8

Taeniae coli
Sacculations
Appendices epiploicae

Question 9

Caecum beggining

Answer 9

Right iliac fossa above lateral 1/2 of right inquinal ligament

Question 10

Caecum end

Answer 10

Ileocaecal Junction becoming continuous with ascending colon

Question 11

Caecum relations anterior

Answer 11

Ileum coils
Greateromentum
Anterior abdominal wall

Question 12

Caecum relations posterior

Answer 12

Right psoas major, minor
Iliacus
Right femoral
Genitofemoral
Lateral cutaneous nerve thigh
Right external iliac artery
Gonadal vessels

Question 13

Caecum peritoneal covering

Answer 13

Nearly completely covered with no mesentery

Question 14

Caecum orifices

Answer 14

Ileocaecal
Appendix
Colic

Question 15

Caecum blood supply arterial

Answer 15

Anterior and posterior caecal (ileocolic of superior mesenteric)

Question 16

Caecum blood supply veins

Answer 16

Anterior and posterior caecal in superior mesenteric vein

Question 17

Appendix site

Answer 17

Right iliac fossa attached to caecum posteromedial aspect
1 inch below and lateral to ileocaecal orifice

Question 18

Appendix positions

Answer 18

Retrocaecal (75%)
pelvic (20%)
subcaecal (3%)
pre or post ileal (2%)
retrocolic
subhepatic (rare)

Question 19

Appendix peritoneal covering

Answer 19

Completely covered (mesoappendix)

Question 20

Appendix surface anatomy

Answer 20

Mc Burney point; junction of lateral 1/3 and medial 2/3 of line joining umbilicus and ASIS

Question 21

Appendix blood supply arterial

Answer 21

Appendicular (ileocolic of superior mesenteric)

Question 22

Appendix blood supply venous

Answer 22

Appendicular in superior mesenteric vein

Question 23

Ascending colon peritoneal covering

Answer 23

Covered in front and on sides

Question 24

Ascending colon 2 nerves behind it

Answer 24

Iliohypogastric
Ilioinguinal

Question 25

Ascending colon blood supply arterial

Answer 25

Ileocolic Right colic (superior mesenteric artery)

Question 26

Ascending colon blood supply venous

Answer 26

Ileocolic Right colic (superior mesenteric vein)

Question 27

Transverse colon peritoneal covering

Answer 27

Completely covered (transverse mesocolon), except 1st 2 inches

Question 28

Transverse colon blood supply arterial

Answer 28

Right colic (right 1/3) middle colic (middle 1/3) from superior mesenteric artery upper left colic (left 1/3) from inferior mesenteric artery

Question 29

Transverse colon blood supply venous

Answer 29

Right middle colic (superior mesenteric vein) Upper left colic (inferior mesenteric vein)

Question 30

Descending colon peritoneal covering

Answer 30

Covered in front and on sides

Question 31

Descending colon 2 nerves behind it

Answer 31

Iliohypogastric Ilioinguinal

Question 32

Descending colon blood supply arterial

Answer 32

Upper and lower left colic (inferior mesenteric artery)

Question 33

Descending colon blood supply venous

Answer 33

Upper and lower Left colic (inferior mesenteric vein)