Exam 3 - Venous System of the Thorax and Abdomen

Question 1

What is the purpose of the hepatic portal vein?

Answer 1

to carry nutrients, bugs, and drugs absorbed from the gut into the liver to detoxify/modify

Question 2

Where does a drug get absorbed into if it is placed underneath the tongue?

Answer 2

via the lingual veins

Question 3

How do drugs that get swallowed enter the circulatory system?

Answer 3

they get absorbed through the gut, filtered through the liver and into the venous system

Question 4

What is the hepatic portal vein formed by?

Answer 4

the union of the gastroduodenal vein, splenic vein, the cranial and caudal mesenteric veins

Question 5

Where does the hepatic portal vein enter the liver at?

Answer 5

the hepatic porta

Question 6

Where does the hepatic artery open into?

Answer 6

the hepatic porta

Question 7

Where does the hepatic artery and the hepatic portal vein drain into?

Answer 7

the central vein

Question 8

What type if blood is in the central vein?

Answer 8

venous blood and oxygenated blood

Question 9

What forms the hepatic veins?

Answer 9

the union of multiple central veins

Question 10

What do the hepatic veins empty into?

Answer 10

the caudal vena cava from the dorsal border of the liver

Question 11

What is the caudal vena cava formed by?

Answer 11

the union of the two external and internal iliac veins and the median/mid sacral vein

Question 12

What doe the caudal vena cava receive blood from?

Answer 12

deep circumflex iliac vein, lumbar veins, right testicular/ovarian vein, renal veins, cranial abdominal vein, hepatic veins

Question 13

What does the left gonadal vein empty into?

Answer 13

the left renal vein

Question 14

What does the caudal vena cava empty into?

Answer 14

the right atrium

Question 15

What is the cranial vena cava formed by?

Answer 15

the union of the external jugular veins and the brachiocephalic vein

Question 16

What do the jugular veins drain blood from?

Answer 16

the head and the neck

Question 17

What is the external jugular vein formed by?

Answer 17

the union of the linguofacial vein and the maxillary vein

Question 18

What is the linguofacial vein formed by?

Answer 18

the lingual and the facial vein

Question 19

What is the purpose of the hyoid arch vein?

Answer 19

to connect the linguofacial vein of the right side to the linguofacial vein of the left side

Question 20

What veins independently feed into the external jugular?

Answer 20

omobrachial, cephalic, superficial cervical, subclavian

Question 21

What forms the cranial vena cava?

Answer 21

the union of the two brachiocephalic veins

Question 22

What does the cranial vena cava directly receive?

Answer 22

the costocervical-vertebral trunk and internal thoracic veins

Question 23

Where does the cranial vena cava empty into?

Answer 23

the right atrium

Question 24

If the azygos vein does not feed directly into the right atrium, what does it drain into?

Answer 24

the cranial vena cava

Question 25

What does the azygos vein drain?

Answer 25

the blood from both sides of the upper half of the thoracic wall