Heart

Question 1

Contracts forcefully to pump blood vessels of the body

Answer 1

Heart

Question 2

The seat of strong emotion

Answer 2

Heart

Question 3

The heart and blood vessel make up the??

Answer 3

Cardiovascular system

Question 4

The healthy heart of adult pumps approximately

Answer 4

5L of blood per minute

Question 5

Normal heart rate

Answer 5

60 to 100 BPM

Question 6

The right side of the heart pumps blood to the lungs and back to the left side of the heart through vessels of??

Answer 6

Pulmonary circulation

Question 7

The left side of the heart pumps blood to all other tissue of the body and back to the right side of the heart through vessels of the???

Answer 7

Systemic circulation

Question 8

Functions of the heart

Answer 8

Generating blood pressure, routing blood, ensuring one way blood flow, regulating blood supply

Question 9

Blunt rounded point of the hart is the

Answer 9

Apex

Question 10

The opposite end of the heart is the

Answer 10

Base

Question 11

Associated structures forms a midline partition called

Answer 11

mediastinum

Question 12

The heart is surrounded by its own cavity, called

Answer 12

Pericardial cavity

Question 13

CPR stands for?

Answer 13

Cardio Pulmonary resuscitation

Question 14

two thirds of the heart mass lies to the _ of the midline

Answer 14

Left

Question 15

The apex is behind _ and _ ribs

Answer 15

5th and 6th

Question 16

The pericardial cavity is formed by the

Answer 16

Pericardium

Question 17

surrounds the heart and anchors it within the mediastinum

Answer 17

Pericardial sac

Question 18

The pericardium consist of 2 layer which are:

Answer 18

Fibrous pericardium and serous pericardium

Question 19

The outer layer of the pericardium

Answer 19

Fibrous pericardium`

Question 20

The inner layer of the pericardium

Answer 20

Serous pericardium

Question 21

Lines the fibrous pericardium

Answer 21

parietal pericardium

Question 22

covers the heart surface

Answer 22

visceral pericardium

Question 23

Located at the base of the heart

Answer 23

Atria or atrium

Question 24

Extend from the base of the heart toward the apex

Answer 24

Ventricles

Question 25

Extends around the heart, separating atria from the ventricle

Answer 25

coronary sulcus

Question 26

Carry blood from the body to the right atrium

Answer 26

Superior and Inferior Vena Cava

Question 27

Carry blood from the lungs to the left atrium

Answer 27

Pulmonary veins

Question 28

Splits the right and left pulmonary arteries

Answer 28

Pulmonary trunk

Question 29

Carry blood to the lungs

Answer 29

Pulmonary arteries

Question 30

Carries blood to the rest of the body

Answer 30

Aorta

Question 31

What are the 3 major openings where atrium receives blood?

Answer 31

Superior vena cava, Inferior vena cava and coronary sinus

Question 32

The two atria is separated by each other by a partition called

Answer 32

Interatrial septum

Question 33

The two ventricles is separated by a partition called

Answer 33

Interventricular septum

Question 34

The _ has thicker wall than it's other half

Answer 34

Left ventricle

Question 35

Located between each atrium and ventricle

Answer 35

Atrioventricular valve

Question 36

Composed of three cusps or flaps of tissue

Answer 36

Tricuspid Valve

Question 37

Also called the mitral valve; composed of two cusps

Answer 37

Bicuspid valve

Question 38

Cone shaped muscular pillars

Answer 38

papillary muscles

Question 39

Connective tissue that binds papillary muscles

Answer 39

chordae tendinae

Question 40

Located between each ventricle and its associated with great artery

Answer 40

Semilunar valve

Question 41

Located between the right ventricle and pulmonary trunk

Answer 41

Pulmonary semilunar valve

Question 42

Located between left ventricle and aorta

Answer 42

Aortic semilunar valve

Question 43

Surrounds the AV and SV valve and give them solid support

Answer 43

Cardiac Skeleton

Question 44

Supply blood to the wall of the heart

Answer 44

Coronary arteries

Question 45

Originates on the left side of the Aorta

Answer 45

Left coronary arteries

Question 46

Lies in the anterior interventricular sulcus

Answer 46

anterior interventricular artery

Question 47

Extends around the coronary sulcus on the left to the posterior surface of the heart

Answer 47

Circumflex artery

Question 48

Extends inferiorly along the lateral wall of the left ventricle from the circumflex artery

Answer 48

Left marginal artery

Question 49

Originates on the right side of the aorta

Answer 49

Right coronary artery

Question 50

Lies in the posterior interventricular sulcus

Answer 50

Posterior interventricular artery

Question 51

Extends inferiorly along the lateral wall of the right ventricle

Answer 51

Right marginal artery

Question 52

Drain blood from the cardiac muscle

Answer 52

Cardiac veins

Question 53

Most of the cardiac vein drains blood from

Answer 53

Coronary sinus

Question 54

Thin, serous membrane forming the smooth outer surface of the heart

Answer 54

Epicardium

Question 55

Thick, middle layer of the heart composed of cardiac muscle

Answer 55

Myocardium

Question 56

Smooth inner surface of the heart which composed of simple squamous epithelium

Answer 56

Endocardium

Question 57

Ridges and columns of the cardiac muscle is called

Answer 57

Trabeculae carneae

Question 58

Breaks down blood clot

Answer 58

Tissue Plasminogen activator ( t-PA)

Question 59

Elongated, branching cells that contain one, or occasionally two central nuclei

Answer 59

Cardiac muscle

Question 60

Cardiac muscle cells are bound end to end and laterally to adjacent cells by specialized cell to cell contacts called?

Answer 60

Intercalated disks

Question 61

Allow cytoplasm to flow freely between the cell

Answer 61

Gap Junctions