Duodenum Flashcards Preview

My NBCE - GI Anatomy > Duodenum > Flashcards

Flashcards in Duodenum Deck (15)
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1
Q

The duodenum is a ___ inch ___ shaped tube.

A

10 inch

C

2
Q

The 1st part is called the _______. It is ___ inches long.

A

Superior

2”

3
Q

The 2nd part is called the _______. It is ___ inches long.

A

Descending part

3

4
Q

The 3rd part is called the _______. It is ___ inches long.

A

Horizontal

4”

5
Q

The 4th part is called the _______. It is ___ inches long.

A

Ascending

1”

6
Q

The upper half is above what?

A

The major duodenal papilla

7
Q

The upper half is supplied by which artery?

A

Superior pancreatic-duodenal artery

8
Q

The lower half is supplied by which artery?

A

Inferior pancreatic-duodenal artery

9
Q

What opens into the second part of the duodenum?

A

Common bile duct

10
Q

What passes over the 3rd part of the duodenum?

A

Superior mesenteric artery and vein

11
Q

The 4th part is continuous with the jejunum where?

A

At the duodeno-jejunal junction

12
Q

The junction btw the duodenum and the jejunum is held in place by what?

A

suspensory ligament of (of Trietz)

13
Q

The suspensory ligament (of Trietz) is attached where?

A

The right crus of the diaphragm

14
Q

Which part of the duodenum is intraperitoneal?

A

The 1st part

15
Q

Which part of the duodenum is retroperitoneal?

A

2nd-4th