Unit 9- Blood Vessels

Question 1

Which arteries go to the intestine and branch into capillaries that can be identified as villi?

Answer 1

Mesenteric artery’s

Question 2

Coronary arteries; Why doesn’t the heart not receive its nutrients from the blood that travels through it?

Answer 2

The muscle is too dense and thick and the blood is travelling through it too hard and fast

Question 3

Mesenteric artery‘s branch off from the aorta as it travels _________. There is no corresponding _____________________

Answer 3

Travels posteriorly, no corresponding mesenteric vein

Question 4

Renal Arteries and veins function

Answer 4

The arteries take blood away from the kidneys while the Renal veins take blood away from the kidneys and back to the posterior Vena cava

Question 5

Jugular vein function

Answer 5

Conduct blood out of the head to the Superior Vena Cava

Question 6

Why are the carotid artery‘s highly specialized?

Answer 6

They contain a number of different types of nerve endings that detect oxygen content and pressure receptors that detect blood pressure changes

Question 7

Role of sphincter muscles

Answer 7

When triggered they can dilate or constrict to regulate blood pressure

Question 8

Hepatic vein

Answer 8

Once the liver has done its thing to the blood the blood must return to the Venous system

Question 9

What are the types of blood vessels?

Answer 9

Arteries
Veins
Capillaries

Question 10

Function of the anterior Vena cava

Answer 10

Collects blood from the upper body

Question 11

If all capillary beds are open at one time, how would it affect the blood pressure?

Answer 11

Decrease blood pressure

Question 12

Function of carotid artery‘s

Answer 12

Maintains homeostasis

Question 13

Function of the posterior vena cava

Answer 13

Collects blood from the lower body

Question 14

Arterioles Leading into a particular organ or region are often equipped with

Answer 14

Sphincter muscles

Question 15

The vein that does not contain valves

Answer 15

Jugular veins

Question 16

Nerve endings are also called

Answer 16

Chemoreceptors

Question 17

Jugular veins blood flow

Answer 17

Is through gravity

Question 18

Subclavian artery’s and veins also branch from the __________. Travels under the ____________

Answer 18

Branch from the aorta. Travels under the clavicle

Question 19

Capillaries have __________________ that can _________ and ___________ the vessel

Answer 19

Sphincter muscles, dialate, constrict

Question 20

What blood vessel has thick muscular, elastic wall

Answer 20

Arteries

Question 21

The match for the carotid artery

Answer 21

Jugular veins

Question 22

Only artery in the body that carries deoxygenated blood

Answer 22

Pulmonary arteries

Question 23

What is the pulmonary circuit comprised of?

Answer 23

The pulmonary trunk and arteries that deal strictly with the heart and the lungs

Question 24

Veins function

Answer 24

Transports blood back to the heart

Question 25

Features of arterioles and venules

Answer 25

All the same features as arteries but on a smaller scale

Question 26

If all the capillary beds were closed, what would it do to the blood pressure?

Answer 26

Increase blood pressure

Question 27

Efferent arteriole

Answer 27

The outgoing arteriole

Question 28

The term afferent arteriole

Answer 28

The incoming arteriole

Question 29

Carotid arteries

Answer 29

These branches of the aortic arch take the blood to the head including the brain

Question 30

Location of arteries

Answer 30

Usually deep along bones

Question 31

Mesenteric arteries function

Answer 31

Feeding the organs of the digestive system and picks up newly digested nutrients in the body

Question 32

Aortic arch

Answer 32

The aorta leaves the left ventricle, loops over top of the heart creating this structure and descends along the inside of the backbone

Question 33

Function of the coronary arteries and veins

Answer 33

Feeds the heart muscle

Question 34

What is the anterior (superior) and posterior (inferior) vena cava?

Answer 34

Large vein that collects all the deoxygenated blood from the smaller veins to the heart (right atrium) the largest vein of the body

Question 35

Hepatic vein function

Answer 35

Carries blood from the liver to the posterior vena cava

Question 36

Only vein in the body that carries oxygenated blood

Answer 36

Pulmonary veins

Question 37

Iliac arteries and veins

Answer 37

When the dorsal aorta gets to the pelvic area it branches into two Iliac arteries, one goes down each leg

Question 38

Coronary arteries and veins are

Answer 38

Relatively small blood vessels that can be seen on the surface of the heart

Question 39

Function of both anterior and posterior Vena cava

Answer 39

Large vein that collects all the spent blood from the smaller veins to the heart

Question 40

Location of capillaries

Answer 40

Everywhere; within a few cells of each other

Question 41

Function of arteries

Answer 41

Transport blood away from the heart

Question 42

Subclavian artery‘s and veins function

Answer 42

Branch to feed the arms (brachial artery) veins collect blood from the arms

Question 43

The very first branches off the aorta

Answer 43

Coronary arteries

Question 44

Functions of the capillaries

Answer 44

Interconnect arteries to veins

Question 45

Iliac arteries and veins function

Answer 45

To supply the legs with oxygenated blood and return Deoxygenated blood to the posterior Vena cava

Question 46

Femoral artery

Answer 46

Another branch off the Iliac arteries that feeds the upper leg

Question 47

Which blood vessel contains a structure with very thin walls that are one cell thick

Answer 47

Capillaries

Question 48

The renal arteries branch of the dorsal aorta as it passes through the....

Answer 48

Lumbar region of the body

Question 49

Aorta function

Answer 49

Branches from this blood vessel feed the rest of the body

Question 50

Major blood vessels carry oxygenated blood out of the heart

Answer 50

aorta

Question 51

Veins structure

Answer 51

Thin walls; contain valves

Question 52

What is the location of veins?

Answer 52

Often on the surface surrounded by skeletal muscles

Question 53

Hepatic portal vein meaning

Answer 53

Hepatic means liver; portal indicates that there is a capillary bed on both end of it

Question 54

Hepatic portal vein function

Answer 54

Brings blood from digestive tract to liver