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NUR 502 > Cardio > Flashcards

Cardio Flashcards

1
Q

Mediastinum Structure

A

Heart
Great vessels

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2
Q

Types of Great Vessels

A

-Aorta
-Pulmonary artery
-Superior vena cava
-Inferior vena cava

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3
Q

Point of maximal impulse

A

Left ventricle

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4
Q

Pericardium: Layers of the heart

A

Endocardium
Myocardium
Epicardium

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5
Q

Heart Valves _____

A

Unidirectional
Prevents backflow
Open and close passively

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6
Q

Atrioventricular valves (AV) Types and Location

A

Tricuspid Valve- Between the right atrium and the right ventricle of the heart
Mitral valve- Between the left atrium and the left ventricle of the heart

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7
Q

Semilunar Valves (SL) Types and location

A

Aortic- between the left ventricle and the aorta
Pulmonic valve- between right ventricle and the pulmonary artery

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8
Q

Diastole (AV)

A

valves are open, filling phase-ventricles fill with
blood

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9
Q

Systole (AV)

A

valves are closed, pumping phase-prevents blood
from backing into the aorta (regurgitation)

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10
Q

Systole (SL)

A

valves are open, pumping phase-blood is ejected from
the heart

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11
Q

Diastole (SL)

A

valves are closed, ventricles are relaxed, pressure
inside drops, preventing blood from flowing back into the heart

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12
Q

valves are present between vena cava and right atrium, or
between pulmonary veins and left atrium

A

-Abnormally high pressure in left side of heart gives a person symptoms of pulmonary congestion.
-Abnormally high pressure in right side of heart shows in neck veins and abdomen.

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13
Q

Deoxygenated Blood flow- Where does it enter from?

A

Enters the heart through the superior vena cava from the
upper body and the inferior vena cava from the lower body

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14
Q

Deoxygenated blood flow- First chamber of the heart

A

R atrium

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15
Q

Deoxygenated blood- First valve

A

Tricuspid valve: opens, blood flows from right atrium to the right ventricle

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16
Q

Deoxygenated blood- Second chamber of heart

A

R ventricle -contracts and pumps the blood to the lungs

17
Q

Deoxygenated blood- second valve

A

Pulmonary valve- opens, blood flows from the right
ventricle to the pulmonary artery

18
Q

Blood becoming oxygenated…
First artery

A

Pulmonary artery- Pulmonary artery carries the deoxygenated blood to the
lungs

19
Q

Oxygenated blood flow- Returns to the heart through the ______ veins

A

Pulmonary veins

20
Q

Blood goes through the pulmonary veins and
enters the _____

A

Left atrium

21
Q

oxygenated blood flows from the left atrium
into the _____

A

Left Ventricle

22
Q

Left ventricle: pumps the oxygenated blood to the ____

A

Aorta

23
Q
A

NUR 502 (3 decks)

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