The Heart

Question 1

Stationary blood will…

Answer 1

exhaust oxygen and nutrient supply quickly.

Question 2

Stationary blood becomes saturated with ….

Answer 2

waste

Question 3

The heart beats ___ liters/min at resting and ___ liters/min when exercising.

Answer 3

5, 30

Question 4

The heart pumps blood through a ___

Answer 4

closed system.

Question 5

Which side of the heart carries deoxygenated blood?

Answer 5

The right side

Question 6

Which side of the heart carries oxygenated blood?

Answer 6

The left side

Question 7

Where is the heart located?

Answer 7

In the mediastinum, within the pericardial cavity and laying on the diaphragm

Question 8

Which side is more anterior?

Answer 8

The right chambers

Question 9

Base of Heart

Answer 9

on the superior border, between atria and great vessels, deep to 3rd rib

Question 10

Apex of heart

Answer 10

point of heart, left ventricle, deep to 5th intercostal space

Question 11

Layers of heart wall from interior to exterior

Answer 11

endocardium, myocardium, epicardium, pericardial cavity, and parietal pericardium

Question 12

Which heart wall layer does the fibrous skeleton reside in?

Answer 12

myocardium

Question 13

Which heart wall is in contact with blood?

Answer 13

Endocardium

Question 14

cardiocytes have ____

Answer 14

intrinsic conduction

Question 15

how adjacent cells in cardiac muscle join by?

Answer 15

intercalated discs

Question 16

Connective tissue upon which heart is built is…

Answer 16

collagen, reticular, and elastic fibers

Question 17

Function of the cardiac skeleton

Answer 17

Stabilizes and supports the muscle cells and valves, prevents overexpansion of the heart, provides elasticity for the heart, and physically isolates atria from ventricles

Question 18

Atria chambers are ___

Answer 18

thin walled

Question 19

left atrium receives ___ blood from…

Answer 19

oxygenated, lungs

Question 20

right atrium receives _____ from ___

Answer 20

deoxygenated, body

Question 21

Where are the pacemaker cells located ?

Answer 21

In the right atrial wall

Question 22

The right ventricle pumps ___ to ___

Answer 22

deoxygenated blood, lungs

Question 23

left ventricle pumps _____ to ___

Answer 23

oxygenated, body

Question 24

which ventricle has the thickest wall?

Answer 24

the left

Question 25

What do the superior vena cava and inferior vena cava do?

Answer 25

carry deoxygenated blood from body tissues to right atrium

Question 26

the pulmonary artery…

Answer 26

carries deoxygenated blood from the right ventricle to lungs

Question 27

what do the pulmonary veins do?

Answer 27

carries oxygenated blood from lungs to left atrium

Question 28

myocardial infarction (heart attack) is caused by

Answer 28

insufficient blood supply and tissue degeneration

Question 29

1.

Answer 29

arch of aorta

Question 30

2.

Answer 30

pulmonary artery

Question 31

3.

Answer 31

left atrium

Question 32

4.

Answer 32

coronary sinus

Question 33

5.

Answer 33

great cardiac vein

Question 34

6.

Answer 34

left ventricle

Question 35

7.

Answer 35

superior vena cava

Question 36

8.

Answer 36

pulmonary veins

Question 37

9.

Answer 37

right atrium

Question 38

10.

Answer 38

inferior vena cava

Question 39

11.

Answer 39

posterior interventricular sulcus

Question 40

12.

Answer 40

right ventricle

Question 41

1..

Answer 41

superior vena cava

Question 42

2.

Answer 42

pulmonary veins

Question 43

3.

Answer 43

left atrium

Question 44

4.

Answer 44

right ventricle

Question 45

5.

Answer 45

right coronary artery

Question 46

6.

Answer 46

left subclavian artery

Question 47

7.

Answer 47

left coronary artery

Question 48

8.

Answer 48

ligamentum arterosis

Question 49

9.

Answer 49

arch of aorta

Question 50

10.

Answer 50

left pulmonary artery

Question 51

11.

Answer 51

left pulmonary vein

Question 52

12.

Answer 52

auricle of left atrium

Question 53

13.

Answer 53

left ventricle

Question 54

14.

Answer 54

apex

Question 55

15.

Answer 55

inferior vena cava

Question 56

1.

Answer 56

right pulmonary arteries

Question 57

2.

Answer 57

brachiocephalic

Question 58

3.

Answer 58

common carotid

Question 59

4.

Answer 59

left subclavian artery

Question 60

5.

Answer 60

aorta

Question 61

6.

Answer 61

pulmonary trunk

Question 62

7.

Answer 62

ligamentum arteriosus

Question 63

8.

Answer 63

left pulmonary arteries

Question 64

9.

Answer 64

left pulmonary veins

Question 65

10.

Answer 65

bicuspid valve

Question 66

11.

Answer 66

left ventricle

Question 67

12.

Answer 67

papillary muscle

Question 68

13.

Answer 68

ventricular septum

Question 69

14.

Answer 69

descending aorta

Question 70

15.

Answer 70

papillary muscle

Question 71

16.

Answer 71

inferior vena cava

Question 72

17.

Answer 72

chordae tendinae

Question 73

18.

Answer 73

tricuspid valve

Question 74

19.

Answer 74

opening for coronary sinus

Question 75

20.

Answer 75

right atrium

Question 76

21.

Answer 76

fossa ovales

Question 77

22.

Answer 77

right pulmonary veins