Lesson 3A (Part 2)

Question 1

Omentum

Answer 1

Is a mesentery that is attached to the stomach

- creates an apron like appearance

Question 2

What are the 2 types of omentum?

Answer 2

1. Greater omentum

2. Lesser omentum

Question 3

Greater omentum

Answer 3

A part of the peritoneum that descends from the greater curvature of the stomach and proximal duodenum

Question 4

Lesser omentum

Answer 4

A fold of peritoneum that goes from the lesser curvature of the stomach and proximal duodenum to the liver

Question 5

What are 3 functions of the greater omentum?

Answer 5

1. Fat storage area
2. Immune contribution
3. Infection and wound isolation

Question 6

What does the greater omentum have?

Answer 6

A collection of macrophages

Question 7

What do macrophages do?

Answer 7

They eat/engulf bacteria and dead cells

Question 8

Through what process do macrophages eat bacteria?

Answer 8

Phagocytosis

Question 9

What can the greater omentum limit?

Answer 9

The spread of infection

- can wrap around areas of infection and trauma

Question 10

What does the lesser omentum connect? (3)

Answer 10

1. Lesser curvature of the stomach
2. First part of the duodenum
3. Hilum of the liver

Question 11

What 3 ligaments does the greater omentum form?

Answer 11

1. Gastrophrenic
2. Gastrosplenic
3. Gastrocolic

Question 12

What 2 ligaments does the lesser omentum form?

Answer 12

1. Hepatogastric

2. Hepatoduodenal

Question 13

How is the lesser omentum connected to the greater sac?

Answer 13

Through the foramen of winslow

Question 14

What is the space behind the lesser omentum and stomach called?

Answer 14

Omental bursa

- or lesser sac

Question 15

What organs are part of the abdomen cavity, but not apart of the greater sac? (3)

Answer 15

1. Pancreas
2. Aorta
3. Duodenum

Question 16

What are the peritoneal cavity division? (3)

Answer 16

1. Great sac
2. Lesser sac
3. Epiploic foramen

Question 17

What is another word for the greater sac?

Answer 17

Abdominoplevic cavity

Question 18

Where does the greater sac extend from?

Answer 18

From the diaphragm to the pelvic cavity

Question 19

What does the greater sac enclose?

Answer 19

Most of the abdominal organs

Question 20

What is another word for the lesser sac?

Answer 20

Omental bursa

Question 21

Bursa

Answer 21

A fluid filled sac that functions as a gliding surface to reduce friction between tissues of the body

Question 22

What is another word for epiploic?

Answer 22

Foramen of Winslow

Question 23

What is epiploic associated with?

Answer 23

An omentum

Question 24

Omentum

Answer 24

Fold of peritoneum that attaches the stomach to something else

Question 25

What is the function of the foramen of winslow?

Answer 25

Acts as a passageway between the greater and lesser sacs to allow for communication between the 2 spaces - also allows the passage of vessels and nerves

Question 26

What are peritoneum ligaments?

Answer 26

Is a double fold of peritoneum that connects viscera together or connects viscera to the abdominal wall

Question 27

What organ does the greater omenta work with?

Answer 27

The stomach

Question 28

What organ does the lesser omentum work with?

Answer 28

The liver