cardio

Question 1

Erythrocytes

Answer 1

red bloods cells

Question 2

hemoglobin

Answer 2

binds oxygen in the blood (gives blood its color)

Question 3

types of blood

Answer 3

A, B, AB, O

Question 4

leukocytes

Answer 4

White blood cells

Question 5

the main purpose of WBE

Answer 5

protect against diseases

Question 6

what are the coronary arteries

Answer 6

The first 2 branches of the aorta

Question 7

cardiac veins

Answer 7

drain blood that has been used by the heart muscle into the coronary sinus that empties into the right atrium

Question 8

myocardial infarction

Answer 8

heart attack

Question 9

pain in the chest

Answer 9

angina pectoris

Question 9

arteries and arterioles

Answer 9

Carry blood away from the heart under high pressure

Question 10

layers of arteries

Answer 10

Inner Layer (tunica interna)
Middle Layer (tunica media)
Outer Layer (tunica externa)

Question 11

vasoconstriction

Answer 11

When vasomotor fibers are stimulated, the muscles contract and decrease the diameter of the vessel

Question 12

vasodilation

Answer 12

When vasomotor fiber impulses are inhibited, the muscles relax and increase the diameter of the vessel

Question 13

veins and venules

Answer 13

carry blood back to the atria of the heart

Question 14

capillaries

Answer 14

Smallest blood vessels in the body
Connect the smallest arterioles to the smallest venules

Question 15

kidneys major blood vessels

Answer 15

renal artery/vein

Question 16

Pelvis/Reproductive Organs major blood vessels

Answer 16

Iliac Artery/Vein

Question 17

lungs major blood vessels

Answer 17

Pulmonary Artery/Vein

Question 18

stomach major blood vessels

Answer 18

gastric artery/vein

Question 19

path of blood from the aorta

Answer 19

heart -> rest of body

Question 20

path of blood from brachial artery

Answer 20

heart-> bicep region

Question 21

path of blood from hepatic artery

Answer 21

heart -> liver

Question 22

path of blood from carotid artery

Answer 22

heart -> brain

Question 23

path of blood from superior vena cava

Answer 23

upper half of body -> right atrium

Question 24

path of blood from inferior vena cava

Answer 24

lower/mid body -> right atrium

Question 25

path of blood from jugular veins

Answer 25

neck -> heart

Question 26

path of blood from basilic vein

Answer 26

hand -> heart

Question 27

major blood vessel in upper arm

Answer 27

brachial artery

Question 28

major blood vessel in hand

Answer 28

basilic vein

Question 29

major blood vessel in brain

Answer 29

carotid artery

Question 30

major blood vessels in neck

Answer 30

jugular veins

Question 31

pulmonary circuit

Answer 31

Sends oxygen-depleted (deoxygenated) blood to the lungs to pick up oxygen and unload carbon dioxide

Question 32

systemic circuit

Answer 32

Sends oxygen-rich (oxygenated) blood and nutrients to all body cells and removes wastes

Question 33

pericardium

Answer 33

encloses the heart and the proximal ends of the large blood vessels

Question 34

wall of the heart

Answer 34

epicardium (outer) myocardium (middle) endocardium (inner)

Question 35

heart chambers

Answer 35

atria (upper) ventricles (lower) septum (separates left and right)

Question 36

heart valves

Answer 36

tricuspid valve (Between the right atrium and the right ventricle) pulmonary valve (Out of the right ventricle to the lungs) mitral valve (Between the left atrium into the left ventricle) aortic valve ( out of the left ventricle to the body)

Question 37

blood pressure

Answer 37

The force blood exerts against the inner walls of blood vessels

Question 38

systolic pressure

Answer 38

indicates how much pressure your blood is exerting against your artery walls when the heart contracts.

Question 39

diastolic pressure

Answer 39

indicates how much pressure your blood is exerting against your artery walls while the heart muscle is resting between contractions.

Question 40

stroke volume

Answer 40

the volume of blood discharged with each contraction (70mL)

Question 41

cardiac output

Answer 41

the volume of blood discharged per minute

Question 42

blood volume

Answer 42

5L in adults

Question 43

Peripheral Resistance

Answer 43

Friction between the walls of the blood vessels and the blood

Question 44

blood viscosity

Answer 44

Viscosity is the ease in which a fluid moves

Question 45

systole

Answer 45

heart contracts

Question 46

diastole

Answer 46

heart is relaxed