Small Intestine and Colon

Question 1

T/F: Parietal peritoneum is very pain sensitive to inflammation and stretching

Answer 1

True

Question 2

The parietal peritoneum is supplied somatic pain from

Answer 2

ventral rami of T7- L1

Question 3

Visceral pain to the gut follows ______ innervation back

Answer 3

sympathetic

Question 4

T/F: Dorsal mesentery and visceral peritoneum feels no sensation

Answer 4

True

Question 5

Parietal pain follows _____ back

Answer 5

ventral ramii

Question 6

For secondarily retroperitoneal organs, the parietal peritoneum is sensitive to _____ pain

Answer 6

somatic

Question 7

All of the small intestine except what part is mesenteric?

Answer 7

1st segment of duodenum

Question 8

Colon is divided into what segments?

Answer 8

Cecum, ascending colon, transverse colon, descending colon, and sigmoid colon (and appendix)

Question 9

Small intestine is divided into what segments?

Answer 9

Duodenum, jejunum, and ileum

Question 10

Cecum is in what abdominal quadrant?

Answer 10

lower right quadrant

Question 11

Ascending colon is in what abdominal quadrants?

Answer 11

Lower to upper right quadrant

Question 12

Transverse colon is in what ab quadrants?

Answer 12

Upper right to left quadrant

Question 13

Descending colon is in what ab quadrants?

Answer 13

Left upper to lower quadrant

Question 14

Plicae circulares are present in what 2 segments of small intestine?

Answer 14

Duodenum and jejunum

Question 15

In duodenum, plicae circulares are ______ numerous and _______ prominent

Answer 15

more numerous and more prominent

Question 16

In jejunum, plicae circulares are ______ numerous and _______ prominent

Answer 16

less numerous and less prominent

Question 17

The ileum has ______ on its surface

Answer 17

lymphatic nodules

Question 18

Bits of visceral fat on the colon; more fat on descending and sigmoid colon

Answer 18

appendices epiploicae

Question 19

Chambers of colon

Answer 19

haustre

Question 20

Bend in the transverse to descending colon is called

Answer 20

splenic flexure

Question 21

bend in ascending to transverse colon called

Answer 21

hepatic or right colic flexure

Question 22

______ artery supplies transverse colon

Answer 22

middle colic artery

Question 23

______ artery supplies the major segments of colon namely the ascending colon

Answer 23

right colic artery

Question 24

____ artery supplies ileocecal structures

Answer 24

ileocolic artery

Question 25

Jejunal arteries, ileal arteries, ileocolic artery, right colic artery, and middle colic artery come off of ______ artery

Answer 25

superior mesenteric artery

Question 26

____ artery supplies descending colon

Answer 26

left colic artery

Question 27

___ artery anastomoses with middle colic artery at midgut to hindgut transition forming connection between superior and inferior mesenteric arteries

Answer 27

left colic artery

Question 28

Ascending and descending branches of left colic artery supply

Answer 28

descending colon

Question 29

Ascending and descending branches of left colic artery, left colic artery, superior rectal artery, sigmoid arteries are all branches of ______ artery

Answer 29

inferior mesenteric artery

Question 30

right most artery of the hindgut

Answer 30

superior rectal artery

Question 31

______ artery runs in or near the root of the mesentery toward the lower right quadrant

Answer 31

superior mesenteric artery

Question 32

_______ artery runs in transverse mesocolon

Answer 32

middle colic artery

Question 33

____ artery runs retroperitoneally to ascending colon

Answer 33

right colic artery

Question 34

______ artery runs retroperitoneally toward the ileocecal junction

Answer 34

ileocolic artery

Question 35

_______, _____ and ______ run in the mesentery off of the superior mesenteric artery

Answer 35

Middle colic artery, jejunum branches, and ileum branches

Question 36

______ turnis into the mesentery proper to supply the distal ileum

Answer 36

ileal branch of ileocolic artery

Question 37

The ileocolic artery is (mesentery or retroperitoneal)

Answer 37

retroperitoneal

Question 38

The ______ artery is a mesenteric branch to the appendix in the mesoappendix

Answer 38

appendicular artery

Question 39

The _____ artery originates from the aorta at about L3 and is mostly retroperitoneal

Answer 39

inferior mesenteric artery

Question 40

The ____ artery is mostly retroperitoneal, but enters the transverse mesocolon to anastomose with with middle colic artery (superior mesenteric artery)

Answer 40

left colic artery

Question 41

The ______ arteries are mesenteric lying in the sigmoid mesocolon

Answer 41

4 sigmoid arteries

Question 42

Final branch of the inferior mesenteric artery is the _____ artery which descends into the pelvis

Answer 42

superior rectal artery

Question 43

The IMA and SMA anastomoses function to ______

Answer 43

circumvent blood flow in occasion of blockage

Question 44

Middle colic artery (SMA) anastomoses with left colic artery (IMA) at the _______ flexure

Answer 44

left colic flexure

Question 45

Ileocolic artery (SMA) anastomoses with the right colic artery (IMA) near the _______

Answer 45

ileocecal junction

Question 46

Sigmoid artery (SMA) anastomoses with the superior rectal artery (IMA) at the transition from the ____ to the _____

Answer 46

sigmoid colon to the rectum

Question 47

______ provide channels for the spread of infections within the abdominal cavity

Answer 47

paramesenteric and paracolic gutters

Question 48

small anastomosing loops arranged in multiple rows branching off of the intestinal arteries

Answer 48

arcades

Question 49

straight vessels that go perpendicularly into the gut wall

Answer 49

vasa recti

Question 50

The vasa recti in jejunum is _____ (longer or shorter)

Answer 50

longer

Question 51

The vasa recti in ileum is _____ (longer or shorter)

Answer 51

shorter

Question 52

Jejunum is ______ muscular and _____ fat

Answer 52

more muscular; less fat

Question 53

ileum is ______ muscular and _____ fat

Answer 53

less muscular; more fat