Chapter 5 The Cardiovascular System

Question 1

pericardium

Answer 1

double-walled membranous sac that encloses the heart

aka pericardial sac

Question 2

angi/o

Answer 2

blood or lymph vessel

Question 3

aort/o

Answer 3

aorta

Question 4

arteri/o

Answer 4

artery

Question 5

ather/o

Answer 5

plaque, fatty substance

Question 6

brady-

Answer 6

slow

Question 7

endarterial

Answer 7

pertaining to the inner portion of an artery or within an artery

Question 8

cardi/o

Answer 8

heart

Question 9

-crasia

Answer 9

a mixture or blending

Question 10

-emia

Answer 10

blood, blood condition

Question 11

erythr/o

Answer 11

red

Question 12

types of blood vessels

Answer 12

arteriers, capillaries, veins

Question 13

hem/o, hemat/o

Answer 13

blood, relating to the blood

Question 14

leuk/o

Answer 14

white

Question 15

phleb/o

Answer 15

vein

Question 16

tachy-

Answer 16

fast

Question 17

thromb/o

Answer 17

clot

Question 18

ven/o

Answer 18

vein

Question 19

atria

Answer 19

the two upper chambers of the heart
receives blood
singular is atrium

Question 20

ventricles

Answer 20

the two lower chambers of the heart

thicker walls due to pumping blood

Question 21

epicardium

Answer 21

external layer of the heart and the inner layer of the pericardium

Question 22

myocardium

Answer 22

consists of specialized muscles that are capable of the constant contraction and relaxation
the middle and thickest of the heart’s three layers

Question 23

endocardium

Answer 23

consists of epithelial tissue, inner layer of the heart

Question 24

tricuspid valve

Answer 24

controls the opening between the right atrium and the right ventricle

Question 25

Venae Cavae

Answer 25

largest veins in the body and are the veins which carry the deoxygenated blood to the heart divided into the superior vena cava and the inferior vena cava

Question 26

venules

Answer 26

smallest vessels that collect blood from the capillary and increases in size, then becomes veins

Question 27

pulmonary circulation

Answer 27

the flow of blood only between the heart and lungs

Question 28

pulmonary arteries

Answer 28

carries deoxygenated blood out of the right ventricle and into the lungs

Question 29

systemic circulation

Answer 29

the flow of blood to all parts of the body except to the lungs

Question 30

capillaries

Answer 30

the smallest blood vessels in the body | only one epithelial cell in thickness

Question 31

carotid arteries

Answer 31

the major arteries that carry blood upward to the head

Question 32

veins

Answer 32

form a low-pressure collecting system to return oxygen-poor blood to the heart

Question 33

Venules

Answer 33

The smallest veins that join to form the larger veins

Question 34

Systolic pressure

Answer 34

Highest pressure against the walls of an artery | Occurs when ventricles contract