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Anatomy > Upper GI Tract - Oesophagus, Stomach and Duodenum > Flashcards

Upper GI Tract - Oesophagus, Stomach and Duodenum Flashcards

1
Q

Where is the lower esophageal sphincter located?

A

Just before the cardia of the stomach

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2
Q

What is the pylorus?

A

Area connecting the stomach to the duodenum

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3
Q

Which 3 ligaments make up the greater omentum?

A

Gastrosplenic
Gastrophrenic
Gastrocolic

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4
Q

What is the blood supply to the fundus of the stomach?

A

Short and posterior gastric arteries (from splenic, from celiac trunk)

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5
Q

What is the blood supply to the lesser curvature of the stomach?

A

Right gastric artery (coeliac)

Left gastric artery (common hepatic, coeliac)

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6
Q

What is the blood supply to the greater curvature of the stomach? (inferiorly and superiorly)

A

Inferiorly - right gastroomental artery

Superiorly - left gastroomental artery

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7
Q

What supplies the pylorus of the stomach?

A

The gastroduodenal artery

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8
Q

What is the venous drainage of the fundus and greater curvature of the stomach?

A

Short gastric veins
To splenic vein
To hepatic portal vein

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9
Q

What is the venous drainage of the lesser curvature of the stomach?

A

Right and left gastric veins

To hepatic portal vein

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10
Q

What are the lymph nodes on the greater and lesser curvature of the stomach?

A

Gastric and gastro-omental lymph nodes

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11
Q

What is the innervation of the stomach?

A

Para - vagus

Symp - coeliac plexus via greater splanchnic nerve

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12
Q

Which part of the duodenum is connected to the liver? By which liagment?

A

Superior/ 1st part of duodenum

Via hepatoduodenal ligament

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13
Q

What is the level of the superior, descending, inferior and ascending parts of the duodenum?

A

Superior - L1
Descending - L1-L3
Inferior - L3
Ascending - L3-L2

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14
Q

What is the position of the descending duodenum?

A

Curved inferiorly around the head of the pancreas

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15
Q

What internally marks the descending duodenum?

A

The major duodenal papilla

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16
Q

What is the major duodenal papilla?

A

An opening at which bile and pancreatic secretions enter the duodenum

17
Q

What is the blood supply of the duodenum?

A

Proximal to major duodenal papilla - gastroduodenal artery (branch of common hepatic artery, from coeliac trunk)
Distal to the major duodenal papilla - pancreaticoduodenal artery (branch of SMA)

18
Q

Which 2 nodes does lymph of the duodenum drain to?

A

Pancreatoduodenal and superior mesenteric plexuses

19
Q

What is the para and symp innervation of the duodenum?

A

Para - vagus nerve

Symp - splanchnic nerve

Anatomy (9 decks)

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