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Human Body Stuctures > Cardiovascular System > Flashcards

Cardiovascular System Flashcards

1
Q

Carries blood away from the heart

A

Arteries

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2
Q

Makes up arteries, prevents blood clots, and promotes blood vessel growth

A

Endothelium

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3
Q

Blood Pressure is usually _______ in arteries because it is directly from the heart

A

Higher

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4
Q

In arteries Oxygen is ____ and Carbon Dioxide is _____

A

higher ; lower

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5
Q

Tiny arteries

A

Arterioles

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6
Q

How big are capillaries

A

1 cell thick

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7
Q

The membrane of capillaries are…

A

semipermeable

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8
Q

A by product of cellular metabolism (CO2)

A

Catabolism

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9
Q

What does the membrane of the capillaries do

A

Allow CO2 and Oxygen to get in and out

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10
Q

Which type of blood vessels have the thinnest walls

A

Veins

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11
Q

Veins have ______ blood pressure

A

Lower

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12
Q

Where do veins take blood

A

Towards the heart

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13
Q

Keeps the blood that is in the veins moving in the right direction

A

Valves in the veins

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14
Q

In veins Oxygen is _____ and CO2 is ____

A

Lower ; Higher

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15
Q

Blood work, IVs, and blood donation can only come from…

A

veins

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16
Q

Combines to make veins

A

Venules

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17
Q

The carotid artery supplies blood to the…

A

head and neck

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18
Q

Blood flow through the heart:

A

Superior/Inferior Vena Cava ——> Right Atrium ——> Tricuspid Valve ——> Right Ventricle ——> Pulmonary Valve ——> Pulmonary Artery ——> Pulmonary Circulation ——> Pulmonary Veins ——> Left Atrium ——> Mitral Valve ——> Left Ventricle ——> Aortic Valve ——> Aorta ——> Systemic Circulation

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19
Q

The innermost layer of the heart ; lines chambers and valves

A

Endocardium

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20
Q

Muscle layer of the heart ; its an involuntary muscle

A

Miocardium

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21
Q

Outermost layer of the heart ; sac like membrane surrounding the heart

A

Pericardium

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22
Q

Adheres to the heart muscle ; inner layer of the pericardium

A

visceral pericardium

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23
Q

Contains fluid to lubricate the heart

A

Pericardial cavity

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24
Q

Lines the heart ; outermost layer of the pericardium

A

Parietal Pericardium

25
Q

Erythrocyte (carry’s oxygen)

A

Red Blood Cells

26
Q

Leukocytes (fight infection)

A

White Blood Cells

27
Q

Thrombocyte (clots the blood)

A

Platelet

28
Q

The pacemaker of the heart

A

SA node

29
Q

The wall between the left and right atria

A

septum

30
Q

The relaxation phase of the heartbeat

A

Diastole

31
Q

Specialized conductive tissue in the wall between ventricles

A

Bundle of HIS (the atrioventricular bundle)

32
Q

The contractive phase of the heart beat

A

Systole

33
Q

A gas released in the process of catabolism

A

Carbon Dioxide

34
Q

specialized conductive tissue at the base of the wall between the atria

A

AV node

35
Q

Extra heart sound heard between normal beats

A

Murmur

36
Q

The beat as felt through the walls of the arteries

A

pulse

37
Q

When the passageway between the atria does not close after birth

A

Atrial Septal Defects

38
Q

When the passageway between the aorta and the pulmonary artery does not close after birth

A

Patent Ductus Arteriosus

39
Q

inability to pump blood properly

A

Congestive heart failure

40
Q

High blood pressure affecting the heart

A

Hypertension

41
Q

blood flow through coronary arteries is partially or totally blocked

A

Coronary Heart Disease

42
Q

irregular beating of the heart

A

Arrhythmias

43
Q

Improper closure of the mitral valve

A

Mitral valve prolapse

44
Q

inflammation of the inner lining, valves, or chambers of the heart

A

Endocarditis

45
Q

Congenital malformation involving four defects

A

Tetralogy of Fallot

46
Q

Pericarditis

A

Inflammation of the membrane surrounding the heart

47
Q

Normal Blood pressure (adults)

A

120/80

48
Q

Normal heart rate (adults)

A

60-100

49
Q

What are the four defects in Tetralogy of Fallot

A
  • ventricular septal defect
  • overriding aorta
  • pulmonary stenosis
  • right ventricular hypertrophy.
50
Q

Where is the common carotid artery located

A

in the neck

51
Q

where is the brachial artery located

A

middle of the arm

52
Q

Where is the radial artery located

A

In the wrist

53
Q

Where is the popliteral artery located

A

In the thigh

54
Q

Where is the dorsal pedis artery located

A

In the foot

55
Q

where is the posterior tibial artery located

A

in the ankle

56
Q

where is the femoral artery located

A

in the hip

57
Q

Allows the shunting of blood from the shunting of blood from the right atrium to the left

A

Foremen Ovale

58
Q

Structures that are in unborn babies but not in regular hearts

A
  • ductus arteriosus
  • foramen ovale
  • ductus venosus

Human Body Stuctures (3 decks)

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