Colon

Question 1

Arterial Supply of the Colon’s Coecum

Answer 1

Coecal (ant+post) from ileocolic.

Question 2

Venous drainage of the Colon’s Coecum

Answer 2

Coecal.

Question 3

Nerve innervation of the Colon’s Coecum

Answer 3

Lesser splanchnic (s), vagus (PS).

Question 4

Arterial Supply of the Ascending Colon

Answer 4

Colic branch and coecal (ileocolic, sup mesenteric). R colic (sup mesenteric).

Question 5

Venous drainage of the Ascending Colon

Answer 5

Branches of sup mesenteric.

Question 6

Nerve innervation of the Ascending Colon

Answer 6

Lesser splanchnic (s), vagus (PS).

Question 7

Lymphatic drainage of the Ascending Colon

Answer 7

Para-aortic lymph nodes (cisterna chyli).

Question 8

Arterial Supply of the Transverse Colon

Answer 8

Proximal 2/3: R colic, middle colic (sup mesenteric). Distal 1/3 L colic (inf mesenteric.

Question 9

Venous drainage of the Transverse Colon

Answer 9

Branches of sup mesenteric and inf mesenteric.

Question 10

Nerve innervation of the Transverse Colon

Answer 10

Lesser/least splanchnic (s), vagus (PS).

Question 11

Lymphatic drainage of the Transverse Colon

Answer 11

Para-aortic lymph nodes (cisterna chyli).

Question 12

Arterial Supply of the Descending Colon

Answer 12

L colic (inf mesenteric).

Question 13

Venous drainage of the Descending Colon

Answer 13

Branches of inf mesenteric.

Question 14

Nerve innervation of the Descending Colon

Answer 14

Least splanchnic (s), vagus (PS).

Question 15

Lymphatic drainage of the Descending Colon

Answer 15

Para-aortic lymph nodes (cisterna chyli).

Question 16

Arterial Supply of the Sigmoid Colon

Answer 16

Sigmoidal (inf mesenteric).

Question 17

Venous drainage of the Sigmoid Colon

Answer 17

Branches of inf mesenteric.

Question 18

Nerve innervation of the Sigmoid Colon

Answer 18

Least splanchnic (s), vagus (PS) and sacral.

Question 19

Lymphatic drainage of the Sigmoid Colon

Answer 19

Para-aortic lymph nodes (cisterna chyli).

Question 20

Arterial Supply of the Rectum

Answer 20

Superior rectal (inf mesenteric), middle rectal (internal iliac) and inferior rectal (internal pudendal)

Question 21

Venous drainage of the Rectum

Answer 21

Superior and middle rectal.

Question 22

Nerve innervation of the Rectum

Answer 22

Least splanchnic (s), vagus (PS) and inferior anal.

Question 23

Lymphatic drainage of the Rectum

Answer 23

Proximal 2/3: Para-aortic lymph nodes (cisterna chyli). Remainder: internal iliac/superficial inguinal lymph nodes.