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ANAPHY > CIRCULATORY SYSTEM > Flashcards

CIRCULATORY SYSTEM Flashcards

1
Q

Basic divisions of the cardiovascular system

A

Heart and blood vessels

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2
Q

A muscular pump consisting two receiving chamber and two pumping chamber

A

Heart

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3
Q

Two closed circuits of the blood vessels

A

Pulmonary circuit
Systemic circuit

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4
Q

Blood vessels include

A

Arteries
Capillaries
Veins

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5
Q

A 4 chambered hollow muscular organ lying between the lungs in the middle mediastinum

A

Heart

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6
Q

What is the shape of the heart and point where is the apex and where is the base

A

Inverted cone
Apex is pointed downward
Base is pointed upward

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7
Q

Covering of the heart

A

Pericardium

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8
Q

Two types of pericardium

A

Fibrous and serous pericardium

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9
Q

Two types of serous pericardium

A

Parietal pericardium
Visceral pericardium or epicardium

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10
Q

Outer covering of the heart

A

Fibrous pericardium

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11
Q

Inner covering of the heart

A

Serous pericardium

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12
Q

Outer serous pericardium

A

Parietal pericardium

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13
Q

It is the pericardium that encloses the heart

A

Visceral pericardium or epicardium

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14
Q

Walls of the heart

A

Endocardium
Myocardium
Epicardium

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15
Q

Inner layer of the endothelium

A

Endocardium

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16
Q

It is the thickest middle muscular layer for contraction

A

Myocardium

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17
Q

External layer the visceral layer of the serous pericardium

A

Epicardium

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18
Q

Chambers of the heart

A

Right atrium
Left atrium
Right ventricle
Left ventricle

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19
Q

Valves of the heart

A

Atrio ventricular valve
Semi lunar valve

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20
Q

Atrioventricular valve includes

A

Tricuspid valve
Mitral or bicuspid valve

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21
Q

Semi lunar valves includes

A

Aortic valve
Pulmonic valve

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22
Q

Between right Atria and ventricle

A

Tricuspid valve

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23
Q

Between left atria and ventricle

A

Mitral / bicuspid valve

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24
Q

It guards the opening of aorta

A

Aortic valve

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25
Q

What chamber of the heart is aortic valve found

A

Left ventricle

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26
Q

It guards the opening of the pulmonary artery

A

Pulmonic valve

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27
Q

Which chamber of the heart is where pulmonic valve located

A

Right ventricle

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28
Q

These are structures separating the chambers

A

SEPTA

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29
Q

Separates the right and left atrium

A

Interatrial septum

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30
Q

Separates the right and the left ventricles

A

Interventricular septum

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31
Q

Right border of the heart

A

Right atrium

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32
Q

It receives Venous blood from superior vena cava inferior vena cava anterior cardiac veins vena cordis Minimae and the coronary sinus

A

Right atrium

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33
Q

What type of blood does right atrium possess

A

Non-oxygenated blood

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34
Q

Forming most of the anterior surface of the heart

A

Right ventricle

35
Q

Chamber of the heart receiving Venous blood from right atrium and ejecting this the pulmonary arteries

A

Right ventricle

36
Q

It is the upper most part of the wall which has no muscular bundles leads into pulmonary arteries

A

Infundibulum

37
Q

Irregular muscular radius probably to hold more blood

A

Trabeculae carnae

38
Q

Conical in shape with a base attached to the ventricular wall and the apisces receiving the end of chordae tendinae

A

Papillary muscles

39
Q

Thread like structures connected to the appeases of the papillary muscles and to the cusps of ventricular valves

A

Chordae tendinae

40
Q

A muscular band attached to septal wall and to the anterior margin of right ventricle

Prevents over this tension of the right ventricle which is only present in the right ventricle

A

Moderator band or septo marginal band

41
Q

It is the base of the heart

A

Left atrium

42
Q

Quadrilateral in shape wear blood leaves the left atrium by the left atrioventricular orifice or mitral orifice

A

Left atrium

43
Q

What type of blood does Left atrium poses

A

Oxygenated blood

44
Q

It is the apex of the heart

A

Left ventricle

45
Q

Cavity is longer and not a word than the right and the walls are three times thicker than right ventricle

A

Left ventricle

46
Q

Right ventricle possesses what type of blood

A

Non-oxygenated blood

47
Q

Blood supply of the heart

A

Coronary artery

48
Q

Venous drainage of the heart

A

Coronary sinus

49
Q

Nerve supply of the heart

A

Parasympathetic and sympathetic

50
Q

Increase heartbeat and heart rate resulting in higher BP is what type of nerve supply

A

Sympathetic

51
Q

Decrease heartbeat and heart rate which lowers blood pressure, what type of nerve supply

A

Parasympathetic

52
Q

Impulse conducting system of the heart

A

Sinu-atrial node
Atrio ventricular node
Bundle of his
Purkinje fibers

53
Q

Pacemaker of the heart, located at the posterior wall in the groove between the superior vena cava and the right atrium

A

Sinuatrial node

54
Q

Located at the lower part of the inter arterial septum

A

Atrioventricular node

55
Q

Appeal bundle about the size of a matchstick located at the interventricular septum and divides into a right and left bundle branch

A

Bundle of his

56
Q

Lies beneath the endocardium distributed throughout the heart

A

Purkinje fibers

57
Q

Heart sounds

A

S1 - first heart sound closure of the atrioventricular valves
S2 - closure of the semi lunar valves
S3 - ventricular Gallop
S4 - atrial Gallop

58
Q

Represents atrial de polarization which spreads from the SA node to the contractible fibers in both Atria small upward deflection

A

P wave

59
Q

Represents rapid ventricular depolarization as action potential spreads through ventricular contractile fibers

A

QRS complex

60
Q

Represents ventricular reporalization occurs just as the ventricles are starting to relax and has dome shape upward deflection

A

T wave

61
Q

Carries blood away from the heart

A

Arteries

62
Q

Carries blood toward the heart

A

Veins

63
Q

Oxygenated except pulmonary artery

A

Arteries

64
Q

Deoxygenated except pulmonary vein

A

Veins

65
Q

The main arterial trunk of the systemic circulation

A

Aorta

66
Q

Aorta is divided into three:

A

Ascending aorta
Arch of aorta
Descending or thoracic aorta

67
Q

Blood supply of the brain

A

Internal carotid artery
Vertebral artery
Circle of Willis

68
Q

Arteries of the upper limbs

A

Axillary artery
Brachial artery
Radial artery
Ulnar artery

69
Q

Arteries of the lower limb

A

Femoral artery
-anterior tibial artery
-posterior tibial artery

70
Q

A traveling pressure that goes an alternating expansion and recoil of the elastic arteries

A

Pulse

71
Q

Normal beat per minute

A

70 to 80

72
Q

Greater than 100 beats per minute

A

Tachycardia

73
Q

Below 60-beat per minute

A

Bradycardia

74
Q

Common sites of pulses

A

Superficial temporal artery
Facial artery
Femoral artery
Popliteal artery
Radial artery
Dorsalis pedis
Carotid artery

75
Q

It is the force exerted by the blood pushing against the blood vessels walls that circulated throughout the body

A

Blood pressure

76
Q

Highest pressure during systole

A

Systolic blood pressure

77
Q

Lowest pressure during diastole

A

Diastolic blood pressure

78
Q

Normal BP

A

120/80 mmHg

79
Q

It is the drainage system where it returns blood to the right atrium of the heart and through the superior event tomorrow night

A

Veins

80
Q

It drains the blood only from the walls of the heart

A

Coronary sinus

81
Q

It drains the rest of the body except the lungs

A

Vena cava

82
Q

Major Venous drainage

A

Superior vena cava
Inferior vena cava
Coronary sinus
Portal vein

83
Q

Blood from the intestines will pass through this circulation on the way to the liver

A

Portal circulation

ANAPHY (9 decks)

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