lect 8 abdomen (large intestine)

Question 1

what is the terminal branch of the superior mesenteric artery

Answer 1

ileocolic artery

Question 2

what does the appendicular artery branch off of

Answer 2

ileocolic artery

Question 3

what is the typical position of the appendix

Answer 3

retrocecal

Question 4

what is appendicitis in young people usually caused by

Answer 4

hyperplasia of lymphatic follicles in the appendix that occludes the lumen

Question 5

what is appendicitis typically caused by in older people

Answer 5

obstructer from a fecalith (coprolith) which is a concretion that forms around a center of fecal matter

Question 6

what vertebral level does appendicitis pain typically occur from

Answer 6

T10

Question 7

where the inflamed appendix typically located

Answer 7

deep to McBurney point

Question 8

how is the ascending what separates the ascending colon from the anterolateral abdominal wall

Answer 8

greater OMENTUM

Question 9

where do the nerves to the ascending colon derive from

Answer 9

superior mesenteric nerve plexus

Question 10

what is the main arterial supply to the transverse colon and what does it branch from

Answer 10

mainly from the middle colic artery which is a branch of the superior mesenteric artery

Question 11

what is venous drainage of the transverse colon through

Answer 11

superior mesenteric vein

Question 12

what is the lymphatic draining of the transverse colon

Answer 12

middle colic lymph nodes which drain into the superior mesenteric lymph nodes

Question 13

what what vertebral level does the sigmoid colon join the rectum

Answer 13

S3

Question 14

what indicates the rectosigmoid junction

Answer 14

termination of teniae coli

Question 15

what is the fixed terminal part of the large intestine

Answer 15

rectum

Question 16

where is diverticulosis most commonly found

Answer 16

sigmoid colon