Gut Development and Peritoneum

Question 1

left most organ in the abdominal cavity

Answer 1

spleen

Question 2

The gut tube is divided into how many segments

Answer 2

3

Question 3

The 3 segments of the gut tube

Answer 3

foregut, midgut, and hindgut

Question 4

T/F: Innervation and blood supply to the gut tube segments is strongly patterned.

Answer 4

True

Question 5

Accessory digestive organs

Answer 5

Spleen, pancreas, gall bladder, and liver

Question 6

Which organ in the digestive system is a lymphoid organ not a part of digestion cut has same nerve supply as the gut?

Answer 6

Spleen

Question 7

Where does the foregut to midgut transition occur?

Answer 7

Between second and third segment of duodenum

Question 8

Where does the midgut to hindgut transition occur?

Answer 8

2/3 of the way through the transverse colon

Question 9

Esophagus, stomach, duodenum (2/4), and accessory digestive organs (liver, gallbladder, spleen, and pancreas) are part of what gut segment?

Answer 9

Foregut

Question 10

Duodenum (2/4), jejunum, ileum, cecum, appendix, ascending colon, and 2/3 of transverse colon are part of what gut segment?

Answer 10

Midgut

Question 11

Transverse (1/3), descending colon, sigmoid colon, and rectum are all part of what gut segment?

Answer 11

Hindgut

Question 12

Each gut segment is supplied by an _________

Answer 12

unpaired branch of the abdominal aorta

Question 13

Foregut derivatives are supplied by branches of ______

Answer 13

the celiac artery

Question 14

Midgut derivatives are supplied by branches of ______

Answer 14

superior mesenteric artery

Question 15

Hindgut derivatives are supplied by branches of ______

Answer 15

inferior mesenteric artery

Question 16

Which artery is the largest of the gut?

Answer 16

superior mesenteric artery

Question 17

Which artery is the shortest and simplest of the gut?

Answer 17

inferior mesenteric artery

Question 18

Which artery is the most complex of the gut?

Answer 18

celiac artery

Question 19

parietal peritoneum will have _____ innervation

Answer 19

somatic

Question 20

Peritoneum on organs of abdominal organs

Answer 20

visceral peritoneum

Question 21

double layers of peritoneum: bridges between visceral and parietal peritoneum

Answer 21

mesenteries

Question 22

_______ will cover most of abdominopelvic region outside of the lower pelvis

Answer 22

peritoneum

Question 23

(Sympathetics) The preganglionic bodies of the foregut are found in

Answer 23

T5-T9

Question 24

(Sympathetics) The preganglionic bodies of the midgut are found in

Answer 24

T9-T12

Question 25

(Sympathetics) The preganglionic bodies of the hindgut are found in

Answer 25

T12-L2

Question 26

(Sympathetics) The splanchnic nerve supplying the foregut is called the

Answer 26

greater splanchnic nerve

Question 27

(Sympathetics) The splanchnic nerve supplying the midgut is called the

Answer 27

Lesser/least splanchnic nerves

Question 28

(Sympathetics) The splanchnic nerve supplying the hindgut is called the

Answer 28

Least splanchnic / lumbar splanchnic nerves

Question 29

(Sympathetics) The paravertebral ganglion associated with the foregut is called

Answer 29

celiac

Question 30

(Sympathetics) The paravertebral ganglion associated with the midgut is called

Answer 30

Superior mesenteric/ intermesenteric

Question 31

(Sympathetics) The paravertebral ganglion associated with the hindgut is called

Answer 31

Inferior mesenteric/ intermesenteric

Question 32

(Sympathetics) The postganglionic axons of the foregut follow

Answer 32

celiac artery

Question 33

(Sympathetics) The postganglionic axons of the midgut follow

Answer 33

superior mesenteric artery

Question 34

(Sympathetics) The postganglionic axons of the hindgut follow

Answer 34

inferior mesenteric artery

Question 35

(Parasympathetic)Preganglionic cell bodies for the foregut and midgut are found in

Answer 35

brainstem

Question 36

(Parasympathetic) Preganglionic cell bodies for the hindgut are found in

Answer 36

S2-S4

Question 37

Nerve supplying parasympathetic innervation for foregut and midgut is

Answer 37

Vagus nerve

Question 38

Nerve supplying parasympathetic innervation for hindgut is

Answer 38

Pelvic splanchnic nerve

Question 39

Location of parasympathetic ganglion for foregut and midgut is found in

Answer 39

organ walls

Question 40

Location of parasympathetic ganglion for hindgut is found in

Answer 40

organ walls

Question 41

Mesentery that connects the liver to anterior abdominal wall

Answer 41

falciform ligament

Question 42

Mesentery hanging down from stomach and transverse colon

Answer 42

greater omentum

Question 43

___ anchors abdominal organs to decrease movement; passageways for blood supply, nerves, and lymphatics

Answer 43

mesentery

Question 44

Behind peritoneal cavity

Answer 44

retroperitoneal

Question 45

When an organ originally part of gut tube becomes retroperitoneal; large mesentery and lie in posterior abdominal wall embedded behind parietal peritoneum wherever contact is made

Answer 45

secondarily retroperitoneal

Question 46

____ organs belong to some organ system other than the digestive system and never have mesenteries at any point.

Answer 46

Primarily retroperitoneal

Question 47

is neither visceral nor parietal; it is a bridge between the two

Answer 47

mesentery

Question 48

Organs with mesenteries also have _____ peritoneum

Answer 48

visceral

Question 49

T/F: Organs that are retroperitoneal have mesenteries.

Answer 49

False; do not have

Question 50

T/F: Vessels and nerves supplying mesenteric organs are also mesenteric.

Answer 50

True

Question 51

T/F: Vessels and nerves supplying retroperitoneal organs are also retroperitoneal.

Answer 51

True

Question 52

Part of peritoneal sac that gets trapped behind the stomach and its mesenteries

Answer 52

lesser sac

Question 53

Part where the lesser sac and greater sac meet

Answer 53

omental foramen