A&P 2 L3

Question 0

Approximately how big is the heart

Answer 0

The size of your fist

Question 1

What is the main function of the cardiovascular system?

Answer 1

Get oxygen to the cell level

Question 2

Opening between the atrium & ventricle

Answer 2

Atrioventricular orrifices

Question 3

Tip of the bottom of the heart

Answer 3

Apex

Question 4

Separates heart into the right & left sides; keeps blood from mixing; a complete separation from oxygen rich & oxygen poor blood

Answer 4

Septum

Question 5

What does a hole in the septum result in

Answer 5

Mixing of the O2 rich blood & O2 poor blood

Question 6

What are the 2 major valves within the chambers in the heart

Answer 6

Tricuspid valve & bicuspid valve

Question 7

Opens & closes to allow blood into right atrium & right ventricle; regulates blood flow

Answer 7

Tricuspid valve

Question 8

Opens & closes to allow blood flow from left atrium & left ventricle; regulates the passage of blood

Answer 8

Bicuspid valve

Question 9

What are all the valves controlled by that makes it opens & closes

Answer 9

Pressure changes

Question 10

What carries the blood to the heart

Answer 10

Veins

Question 11

What carries blood Away from the heart

Answer 11

Arteries

Question 12

On what side is oxygen poor blood; low pressure; blood returns to heart after cells

Answer 12

Right side

Question 13

On what side is oxygen rich blood; high pressure

Answer 13

Left side

Question 14

Why are the ventricles 3xs bigger than atriums

Answer 14

Because their walls are thicker

Question 15

Where is the heart located

Answer 15

Bordered laterally by the lungs; lays slightly left of thoracic cavity (left lung)

Question 16

What are the 5 major groups of high animals

Answer 16

Fish; reptiles; amphibians; birds; mammals

Question 17

Groove between ventricles; runs on top of septum

Answer 17

Interventricular sulcus

Question 18

Groove between each atrium & the associated ventricle

Answer 18

Atrioventricular sulcus

Question 19

Bring blood from head to the heart

Answer 19

Superior vena cava

Question 20

Bring blood from feet to heart

Answer 20

Inferior vena cava

Question 21

Located in the heart itself; feeds heart; stores its used blood

Answer 21

Coronary sinus

Question 22

Extensions from the papillary muscles to the tricuspid valve to help them open & close

Answer 22

Chordae tendenae

Question 23

Smooth muscles that forms extensions

Answer 23

Papillary muscles

Question 24

Base of the pulmonary trunk; looks like 2 half moons; regulate blood flow between right ventricle & pulmonary trunk

Answer 24

Pulmonary semilunar valve

Question 25

Carries deoxygenated blood to 2 arteries into the left & right lungs

Answer 25

Pulmonary trunk

Question 26

Sends blood from lungs to heart; carries oxygenated rich blood

Answer 26

Pulmonary veins

Question 27

How many pulmonary veins are there in the left atrium

Answer 27

4

Question 28

Pulmonary trunk is blue because it carries

Answer 28

deoxygenated poor blood

Question 29

Pulmonary veins are red because it carries

Answer 29

Oxygenated rich blood

Question 30

Rich blood is also known as

Answer 30

Oxygenated blood

Question 31

Poor blood is also known as

Answer 31

Deoxygenated blood

Question 32

What valve is at the base of the aorta; between left ventricle & aorta

Answer 32

Aortic valve

Question 33

Thickest artery in the heart; expandable; sends O2 rich blood to all parts of the body

Answer 33

Aorta

Question 34

What pumps blood

Answer 34

Chambers (atriums & ventricles)

Question 35

What can receive blood

Answer 35

Vessels & chambers

Question 36

What muscle pumps blood

Answer 36

Cardiac blood

Question 37

Regulates the blood through the passageways only; cannot pump blood

Answer 37

Valves

Question 38

How are anastomoses formed

Answer 38

Exercise

Question 39

Extensions of a coronary artery; that is an alternative pathways for blood

Answer 39

Anastomoses

Question 40

What is the pathway of blood

Answer 40

``` RA- superior & inferior vena cava; coronary sinus Tricuspid Valve RV Pulmonary semilunar valve Pulmonary trunk (O2 poor) Left/right lung "4" pulmonary veins (O2 rich) LA Bicuspid Valve LV Aortic semilunar valve Aorta Body ```

Question 41

What is the pathway of the coronary circuit

Answer 41

``` Coronary arteries (Gives heart O2 rich/nutrients) Coronary Veins (O2 poor blood) Coronary Sinus (empties in RA) ```

Question 42

What are the 2 major circulatory pathways

Answer 42

Pulmonary circuit & systemic

Question 43

What is the pathways of the pulmonary circuit

Answer 43

RV (heart) Lungs LA (heart)

Question 44

What is the pathway of the systemic circuit

Answer 44

LV (heart) Body RA (heart)

Question 45

Inflammation in pericardial cavity

Answer 45

Pericarditis

Question 46

Inflammation of endocardium

Answer 46

Endocarditis

Question 47

Valves turning inward

Answer 47

Valvular prolapse

Question 48

Change in shape of valve cusps

Answer 48

Valvular stenosis

Question 49

Different sound; not seated properly; blood flow wrong way

Answer 49

Heart murmur

Question 50

Partial blockage in coronary arteries

Answer 50

Angina pectoris

Question 51

Weak heart

Answer 51

Congestive heart failure

Question 52

When heart stops its called

Answer 52

Cardiac arrest

Question 53

Blood clot in coronary arteries

Answer 53

Coronary thrombosis

Question 54

What is the technical term for heart attack

Answer 54

Myocardial infarction

Question 55

Dead; dying tissue

Answer 55

Infarct

Question 56

Low blood oxygen

Answer 56

Ischemia