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Heart > Heart > Flashcards

Heart Flashcards

Anatomy section

1
Q

Contracts forcefully to pump blood vessels of the body

A

Heart

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2
Q

The seat of strong emotion

A

Heart

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3
Q

The heart and blood vessel make up the??

A

Cardiovascular system

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4
Q

The healthy heart of adult pumps approximately

A

5L of blood per minute

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5
Q

Normal heart rate

A

60 to 100 BPM

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6
Q

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

A

Pulmonary circulation

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7
Q

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???

A

Systemic circulation

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8
Q

Functions of the heart

A

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

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9
Q

Blunt rounded point of the hart is the

A

Apex

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10
Q

The opposite end of the heart is the

A

Base

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11
Q

Associated structures forms a midline partition called

A

mediastinum

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12
Q

The heart is surrounded by its own cavity, called

A

Pericardial cavity

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13
Q

CPR stands for?

A

Cardio Pulmonary resuscitation

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14
Q

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

A

Left

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15
Q

The apex is behind _ and _ ribs

A

5th and 6th

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16
Q

The pericardial cavity is formed by the

A

Pericardium

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17
Q

surrounds the heart and anchors it within the mediastinum

A

Pericardial sac

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18
Q

The pericardium consist of 2 layer which are:

A

Fibrous pericardium and serous pericardium

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19
Q

The outer layer of the pericardium

A

Fibrous pericardium`

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20
Q

The inner layer of the pericardium

A

Serous pericardium

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21
Q

Lines the fibrous pericardium

A

parietal pericardium

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22
Q

covers the heart surface

A

visceral pericardium

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23
Q

Located at the base of the heart

A

Atria or atrium

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24
Q

Extend from the base of the heart toward the apex

A

Ventricles

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25
Q

Extends around the heart, separating atria from the ventricle

A

coronary sulcus

26
Q

Carry blood from the body to the right atrium

A

Superior and Inferior Vena Cava

27
Q

Carry blood from the lungs to the left atrium

A

Pulmonary veins

28
Q

Splits the right and left pulmonary arteries

A

Pulmonary trunk

29
Q

Carry blood to the lungs

A

Pulmonary arteries

30
Q

Carries blood to the rest of the body

31
Q

What are the 3 major openings where atrium receives blood?

A

Superior vena cava, Inferior vena cava and coronary sinus

32
Q

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

A

Interatrial septum

33
Q

The two ventricles is separated by a partition called

A

Interventricular septum

34
Q

The _ has thicker wall than it’s other half

A

Left ventricle

35
Q

Located between each atrium and ventricle

A

Atrioventricular valve

36
Q

Composed of three cusps or flaps of tissue

A

Tricuspid Valve

37
Q

Also called the mitral valve; composed of two cusps

A

Bicuspid valve

38
Q

Cone shaped muscular pillars

A

papillary muscles

39
Q

Connective tissue that binds papillary muscles

A

chordae tendinae

40
Q

Located between each ventricle and its associated with great artery

A

Semilunar valve

41
Q

Located between the right ventricle and pulmonary trunk

A

Pulmonary semilunar valve

42
Q

Located between left ventricle and aorta

A

Aortic semilunar valve

43
Q

Surrounds the AV and SV valve and give them solid support

A

Cardiac Skeleton

44
Q

Supply blood to the wall of the heart

A

Coronary arteries

45
Q

Originates on the left side of the Aorta

A

Left coronary arteries

46
Q

Lies in the anterior interventricular sulcus

A

anterior interventricular artery

47
Q

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

A

Circumflex artery

48
Q

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

A

Left marginal artery

49
Q

Originates on the right side of the aorta

A

Right coronary artery

50
Q

Lies in the posterior interventricular sulcus

A

Posterior interventricular artery

51
Q

Extends inferiorly along the lateral wall of the right ventricle

A

Right marginal artery

52
Q

Drain blood from the cardiac muscle

A

Cardiac veins

53
Q

Most of the cardiac vein drains blood from

A

Coronary sinus

54
Q

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

A

Epicardium

55
Q

Thick, middle layer of the heart composed of cardiac muscle

A

Myocardium

56
Q

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

A

Endocardium

57
Q

Ridges and columns of the cardiac muscle is called

A

Trabeculae carneae

58
Q

Breaks down blood clot

A

Tissue Plasminogen activator ( t-PA)

59
Q

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

A

Cardiac muscle

60
Q

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

A

Intercalated disks

61
Q

Allow cytoplasm to flow freely between the cell

A

Gap Junctions

Heart (2 decks)

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