Lesson 8, Chapter 3

Question 1

Deoxygenated blood

Answer 1

Blood that has given up its oxygen

Question 2

Oxygenated blood

Answer 2

Blood that has picked up oxygen

Question 3

Aorta

Answer 3

The large artery that comes off of your left ventricle

Question 4

Capillaries

Answer 4

Thin-walled blood vessels that allow molecules to diffuse through their walls.

Question 5

Aortic arch

Answer 5

The loop that your aorta makes shortly after leaving your heart.

Question 6

Brachiocephalic, left common carotid, and the left subclavian arteries

Answer 6

The three arteries that off of the top of your aortic arch.

Question 7

Right subclavian and the right common carotid arteries

Answer 7

Branches of the brachiocephalic artery.

Question 8

Descending aorta

Answer 8

Your aorta after it completes its loop.

Question 9

Thorax

Answer 9

Chest area.

Question 10

Abdominal aorta

Answer 10

The name of your aorta after it passes through your diaphragm.

Question 11

Arteries

Answer 11

Large blood vessels that carry blood away from your heart.

Question 12

Left and right common iliac arteries

Answer 12

Arteries that branch off of your abdominal aorta.

Question 13

Internal iliac artery

Answer 13

A branch of the common iliac artery that supplies your pelvic region with blood.

Question 14

Deep femoral and femoral arteries

Answer 14

Branches of the common iliac artery that supply your thighs with blood.

Question 15

Popliteal and peroneal arteries

Answer 15

Branches of the femoral artery that supply blood to your knees, lower legs, and feet.

Question 16

Arterioles

Answer 16

Branches of arteries that then branch into capillaries.

Question 17

Venules

Answer 17

Vessels that converge to form larger veins.

Question 18

Veins

Answer 18

Large blood vessels that carry blood toward your heart.

Question 19

Femoral, popliteal, and common iliac veins

Answer 19

Veins that run alongside the femoral, popliteal, and common iliac arteries.

Question 20

Tunics

Answer 20

The major layers of veins and arteries.

Question 21

Tunica intima

Answer 21

The innermost layer of veins and arteries.

Question 22

Internal elastic lamella

Answer 22

Elastic fibers that surround the tunica intima.

Question 23

Tunica media

Answer 23

The middle layer of veins and arteries.

Question 24

External elastic lamella

Answer 24

Elastic fibers that surround the tunica media.

Question 25

Tunica adventitious (tunica externa)

Answer 25

The outer layer of veins and arteries.

Question 26

Vasoconstriction

Answer 26

Making the diameter of a blood vessel smaller.

Question 27

Vasodilation

Answer 27

Making the diameter of a blood vessel larger.

Question 28

Vaso vasorum

Answer 28

Very small blood vessels that supply the walls of arteries and veins with oxygen and nutrients.

Question 29

Varicose veins

Answer 29

Veins whose one-way valves have failed.