block 3 lecture 4 anatomy

Question 1

components of the embryonic forgut?

Answer 1

oesophagus, stomach, proximal duodenum, liver, gall bladder, pancreas

Question 2

components of the embryonic midgut?

Answer 2

distal duodenum, jejunum, ileum, cecum, vermiform appendix, ascending colon, prox transverse colon

Question 3

component of the embryonic hindgut?

Answer 3

distal transverse colon, descending colon, sigmoid colon, rectum, anal canal

Question 4

name the three muscles of the abdomen in order?

Answer 4

external oblique, internal oblique, transverse abdominum

Question 5

what is the orientation of the fibers in the external oblique?

Answer 5

inframedial

Question 6

what is the orientation of the fibers in the internal oblique?

Answer 6

supramedial

Question 7

where does the internal oblique pass the rectus abdominus?

Answer 7

infront and behind

Question 8

when all the other muscles pass infront of the rectus abdominus what is it in contact with?

Answer 8

transverse fascia

Question 9

what is the contense of the inguinal canal?

Answer 9

spermatic cord, blood and nerve supply

Question 10

what is the superficial ring formed by?

Answer 10

the external oblique

Question 11

what makes up the posterior wall of the inguinal ligament?

Answer 11

transverse fascia

Question 12

what is the deep inguinal ring formed by?

Answer 12

transverse abdominus

Question 13

what surrounds the abdominal wall?

Answer 13

parietal peritoneum

Question 14

what is the messentery?

Answer 14

double fold of peritoneum

Question 15

what is retroperitoneal?

Answer 15

when only one side of the organ is covered by peritoneum

Question 16

what has thicker walls and a larger lumen? jejunum or ileum?

Answer 16

jejunum

Question 17

functions of the large intestine?

Answer 17

water absorption, bacteria to break down undigested

Question 18

what parts of the colon are retro peritoneal?

Answer 18

ascending and descending

Question 19

what are the large bulges in the large intestine called?

Answer 19

haustra

Question 20

what type of muscle are the internal and external sphincters of the rectum made up of?

Answer 20

internal is smooth and external is skeletal