Cardiovascular System Flashcards

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1
Q

When you cut into the apex what are you cutting into?

A

Left ventricle

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2
Q

How much does adult heart weigh?

A

10oz (T/F) question

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3
Q

Endocardium lines the what ?

A

Outside of the heart (blood vessels)

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4
Q

Myocardium is the…

A

Middle layer of the heart; made of cardiac muscle

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5
Q

Pericardium is the…

A

2-layer sac that lines the inside of the heart. It contains a small amount of fluid and helps reduce friction around the heart

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6
Q

The muscular wall that divides the atria and ventricles

A

Septum

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7
Q

What septum is between the L&R atrium

A

Interatrial septum

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8
Q

What septum is between the ventricles ?

A

Interventricular septum

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9
Q

_____:Receives de-oxygenated blood from inferior and superior ____

A

Right atrium

Vena cava

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10
Q

____ blood enters from right atrium, pumped out to the lungs via the ________ artery

A

Right ventricle

Pulmonary

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11
Q

____recieves _______ blood back from the lungs via the ______ veins

A

Left atrium
Oxygenated
Pulmonary veins

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12
Q

______Has the thickest wall; pumps blood out of the heart and to all tissues of the body via the ____

A

Left ventricle

Aorta

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13
Q

How many valves in the heart ? Name them

A
4
Bicuspid valve
Tricuspid valve
Pulmonary valve
Aortic valve
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14
Q

Where is the tricuspid valve

A

Between the right atrium and right ventricle

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15
Q

Where is the bicuspid valve located?

A

Between the left atrium and right ventricle

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16
Q

The contraction of ventricles causes the pulse

A

Systole

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17
Q

Brief resting period of ventricles

A

Diastole

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18
Q

Blood pressure: higher number is? Lower number is?

A

Systole

Diastole

19
Q

What is the SA node?

A

Sinoatrial Node

The “pacemaker” of the heart

20
Q

Structures involved in SA, bundle of his, L&R bundle branches and purkinje fibers

A

All of the above

21
Q

Arteries carry blood…

A

Away from the heart

22
Q

What is the largest artery in the body

A

Aorta

23
Q

What is the only artery with deoxygenated blood

A

Pulmonary artery

24
Q

Veins carry blood…

A

Back to the heart

25
Q

What are the largest veins

A

Superior and inferior vena cava

26
Q

Only veins with oxygenated blood

A

Pulmonary veins

27
Q

Blood flow from the head and neck return to the heart via the

A

superior vena cava

28
Q

Blood what 6 things does it contain

A
Protein 
Nutrients 
Heat
Oxygen
Carbon dioxide 
Waste products
Hormones and enzymes
29
Q

What are thrombocytes also called

A

Platelets

30
Q

Main function of thrombocytes

A

Clotting process

31
Q

Arrhythmia

A

Abnormal heart beating

32
Q

Anemia?

A

Reduction of red blood cells

33
Q

Common cause of Anemia

A

Lack of iron in diet

34
Q

Treatments for anemia

A

Stop blood loss

Replace red blood cells

35
Q

Aneurysm

A

Ballooning or sac-like formation in artery wall

36
Q

What type of vessel is involved with an anurysm

A

Artery

37
Q

Athersclerosis

A

Thickening of artery wall by fatty plaque

38
Q

What vessel does Athersclerosis effect

A

Artery

39
Q

How do you treat coronary artery disease ?

A

Stent replacement

or artery bypass graft

40
Q

Embolism?

A

A blood clot or foreign substance floating in the blood stream

41
Q

Most common type of embolism?

A

Blood clot

42
Q

Other types of embolism?

A

Air, bacterial clumps , fat globule

43
Q

Hypertension?

A

High blood pressure