Blood Vessels

Question 1

What blood vessels carry oxygenated blood away from the heart?

Answer 1

Arteries

Question 2

Smaller branches of arteries?

Answer 2

Arterioles

Question 3

Capillaries are?

Answer 3

the smallest vessels, with thin walls for exchange.

Question 4

What blood vessels carry deoxygenated blood back to the heart?

Answer 4

Veins

Question 5

Smaller branches that return deoxygenated blood to veins are?

Answer 5

Venules

Question 6

Exceptions to the regular oxygenation naming convention?

Answer 6

• Pulmonary arteries

- Pulmonary veins

Question 7

Carry deoxygenated blood away from the right ventricle to the lungs for gas exchange?

Answer 7

Pulmonary Arteries

Question 8

Return oxygenated blood to the left side of the heart?

Answer 8

Pulmonary Veins

Question 9

Three layers of vessel walls

Answer 9

• Tunica intima
• Tunica media
• Tunica adventitia

Question 10

Tunica intima

Answer 10

inner, smooth layer of the blood vessel

Question 11

Tunica media

Answer 11

middle, smooth muscular layer and elastic tissue

Question 12

Tunica adventitia

Answer 12

outer, elastic layer and fibrous connective tissue.

Question 13

What does the coronary circulation comprise?

Answer 13

Blood vessels that supply blood to the heart.

Question 14

What veins drain deoxygenated blood from the myocardium and return it to the right atrium through the coronary sinus?

Answer 14

Coronary veins

Question 15

These new connections are referred to as collateral circulation?

Answer 15

Anastomoses (connections or openings)

Question 16

Which arteries can develop anastomes?

Answer 16

Coronary arteries

Question 17

When do Coronary arteries develop connections or openings (anastomoses) when blood flow is not sufficient for various reasons, such with occlusions so that blood can flow?

Answer 17

when there is:

• plague
• thrombi

Question 18

What veins drain deoxygenated blood from the myocardium and return it to the right atrium through the coronary sinus?

Answer 18

Coronary veins

Question 19

What is the Tunica media responsible for?

Answer 19

For the vessel’s ability to change diameter.

Question 20

Which layer of wall vessel provides the necessary “give” to accommodate the rush of blood with each cardiac contraction?

Answer 20

Tunica adventitia

Question 21

An example of a large artery?

Answer 21

Aorta

Question 22

An example of veins?

Answer 22

Superior and inferior venae cavae

Question 23

(large arteries and veins)

A network of small blood vessels that contain nerve endings?

Answer 23

Vasa vasorum

Question 24

Provides nutrients and oxygen as well as remove waste product?

Answer 24

vasa vasorum

Question 25

Which system returns excess interstitial fluid (lymph) to circulation?

Answer 25

Lymphatic system

Question 26

The lymphatic system includes which organs?

Answer 26

- lymph nodes - spleen - thymus - tonsils

Question 27

The lymphatic system plays a role in?

Answer 27

Immunity

Question 28

Movement of lymph resembles?

Answer 28

blood movement

Question 29

In the lymphatic system, fluid outflow normally?

Answer 29

Exceeds fluid returned

Question 30

Tissue flooding that occurs when amount of lymph produced exceeds the capacity of the system?

Answer 30

Edema

Question 31

Capillaries are continuously replenishing this fluid?

Answer 31

Interstitial fluid

Question 32

Which substances does the interstitial fluid provide a medium that can diffuse between the capillaries and the cells?

Answer 32

- nutrients - gases - wastes

Question 33

Fluid or lymph drains from these capillaries into larger vessels and ducts that empty into large veins at?

Answer 33

Base of the neck

Question 34

Located in clusters throughout the body, lymph nodes are a network of fibers and irregular channels that slow down the?

Answer 34

Lymph flow

Question 35

As lymph passes through the nodes, the fibers filter out?

Answer 35

- bacteria - viruses - cellular debris

Question 36

What can cause extensive damage to capillaries, causing them to leak fluid into tissues?

Answer 36

Burns

Question 37

Fluids that leak into tissues is called?

Answer 37

Edema

Question 38

What can cause lymphatic vessels to sometimes become occluded?

Answer 38

Infection

Question 39

Infection can often occlude?

Answer 39

Lymphatic vessels