Lesson 2B (Part 4)

Question 1

What do hepatic veins drain?

Answer 1

The liver

Question 2

What makes up the left, middle and right hepatic veins?

Answer 2

The merging of the central veins

Question 3

Where do the hepatic veins exit?

Answer 3

From the posterior surface of the liver

Question 4

Where do the hepatic veins empty?

Answer 4

Directly into the IVC

Question 5

What does the hepatic portal system drain? (3)

Answer 5

All of the nutrient rich blood from the…

1. Stomach
2. Pancreas
3. Spleen

Question 6

Where does the hepatic portal system deliver the blood? Through what? (2)

Answer 6

1. To the liver to be processed

2. Via the portal vein

Question 7

What must all blood from the digestive system do before entering the IVC?

Answer 7

Pass through the liver

Question 8

What is the path of blood starting from the IMV to the IVC? (7)

Answer 8

1. IMA carries the blood to the splenic vein
2. The splenic vein with the SMV take the blood to the hepatic portal vein
3. The hepatic portal vein take it to the left and right portal veins
4. The left and right portal veins carry it a continual branch systems and then the sinusoids in the liver lobule
5. Then travels to the central veins of the sinusoids
6. From the central veins it go to the hepatic veins
7. From the hepatic veins it goes to the IVC

Question 9

What do portal veins contain?

Answer 9

Nutrient rich blood

- from the food we have eaten

Question 10

What forms the portal vein? (2)

Answer 10

1. Splenic veins

2. SMV

Question 11

What does the liver do to the blood that just entered it?

Answer 11

Cleans it before it gets distributes to the rest of the body

Question 12

What type of blood do veins carry?

Answer 12

Deoxygenated blood

Question 13

What gets produced as blood gets filtered in the liver?

Answer 13

Bile

Question 14

Where does the bile go once its produced?

Answer 14

To the bile duct

- gets stored

Question 15

When blood is high in nutrients, what happens to the oxygen?

Answer 15

Oxygen poor

Question 16

When blood is low in nutrients, what happens to the oxygen?

Answer 16

Oxygen rich

Question 17

Where does the superior mesenteric vein drain? (4)

Answer 17

1. Small intestines
2. Cecum
3. Ascending colon
4. Transverse colon

Question 18

Where does the superior mesenteric vein terminate?

Answer 18

Behind the neck of the pancreas where it joins the splenic vein to form the hepatic portal vein

Question 19

Where does the inferior mesenteric vein drain? (3)

Answer 19

1. Descending colon
2. Sigmoid colon
3. Rectum

Question 20

Where does the inferior mesenteric vein empty?

Answer 20

Into the splenic vein posterior to the pancreatic body

Question 21

What does the splenic vein drain? (2)

Answer 21

1. Spleen

2. Pancreas

Question 22

Where does the splenic vein travel?

Answer 22

Posterior to the pancreas, joins SMV posterior to the pancreatic neck to form the hepatic portal vein

Question 23

What does the superior mesenteric vein and the splenic vein form?

Answer 23

The portal confluence