Hepatic Portal System

Question 1

How long is the hepatic portal system?

Answer 1

8 cm

Question 2

The hepatic portal system carries blood from the ________ to the _______.

Answer 2

Digestive system

Liver

Question 3

In general, what does the hepatic portal system do?

Answer 3

Filters the things we eat

Question 4

What does the pancreatic vein drain into?

Answer 4

Splenic vein

Question 5

What does the inferior mesenteric vein drain into?

Answer 5

Splenic vein

Question 6

The ________ vein joins with the _______ vein to form the hepatic portal vein

Answer 6

Splenic

Superior mesenteric

Question 7

Which two veins drain into the hepatic portal vein?

Answer 7

Gastric vein

Cystic vein

Question 8

Where does blood from the hepatic portal vein flow?

Answer 8

The sinusoid capillaries of the liver

Question 9

How does blood leave the liver?

Answer 9

Via central veins

Question 10

What do the central veins of the liver form?

Answer 10

Hepatic veins

Question 11

What do the hepatic veins drain to?

Answer 11

Inferior vena cava

Question 12

What does the splenic vein drain?

Answer 12

drains spleen, some pancreas, some stomach

Question 13

What does the inferior mesenteric vein drain?

Answer 13

Drains whole large intestine

Question 14

What does the superior mesenteric vein drain?

Answer 14

Drains small intestine, some stomach, some pancreas

Question 15

What does the gastric vein drain?

Answer 15

The stomach

Question 16

What drains the gallbladder?

Answer 16

Cystic vein

Question 17

By what 2 processes does the liver filer things out?

Answer 17

Cells of the liver remove toxic substances by altering their structure (out as feces) or by making them water-soluble so the kidneys can excrete them

Question 18

The liver gets low O2 blood from the ___________ and high O2 blood from the ___________?

Answer 18

hepatic portal vein

hepatic artery

Question 19

What is the “side” system of veins in the thorax?

Answer 19

Azygos system

Question 20

Where does the azygos system drain?

Answer 20

Superior vena cava

Question 21

If the inferior vena cava is obstructed, how can it still drain?

Answer 21

the azygos (and hemi-azygos) and an important means by which venous circulation is carried on