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Applied Nursing 4 > Heart 1 > Flashcards

Heart 1 Flashcards

1
Q

Cardiovascular system consists of

A

Heart
Blood vessels
Blood

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2
Q

Primary function of the heart

A

Deliver oxygen and water nutrients and electrolyte to all body tissue
Remove carbon dioxide and metabolic waste product from tissues and return them to the lungs and kidney for removal

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3
Q

Heart

A

Pump

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4
Q

Blood vessels

A

Delivering and return system

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5
Q

Blood

A

Transport medium

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6
Q

Hesrt wall

A

Pericardium

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7
Q

Pericardium

A

Outer most sac that surrounds heart consist of serous pericardium and fibrois pericardium

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8
Q

Pericardial cavity

A

Lies between the parietal and visceral pericardium. This cavity contains a small amount of fluids

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9
Q

Heart wall

A

Endocardium
Myocardium
Epicardium

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10
Q

Endocardium

A

Lones inside the upper chambers of rhe heart

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11
Q

Myocardium

A

Cardiac muscle. The working part of the heart

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12
Q

Epicardium

A

Covers the external surface of the heart

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13
Q

Chambers pf the heart

A

Right- atria and ventricle

Left - atria and ventrcle

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14
Q

Right

A

Body ra rv lungs left aid eof the heart

Low pressure- low resistance

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15
Q

Left

A

Atria and ventricle
( highpressure and high resistance)
Lungs lv la body then aorta

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16
Q

Heart valves

A

2 semilunar valves

2 atrioventricular valve

17
Q

Valves ensure

A

Blood flows in one direction atria ventricle

They open and close passively based on fluid

18
Q

Coronary circulation

A

Coronary artery

Coronary vein

19
Q

Cotonary artery

A

Responsible for delivering oxygenated blood to the myocardium

20
Q

Coronary vein

A

Collect deoxygenated blood

21
Q

Right coronary artery supplied

A

Blood to ra, part of la and most if rv

22
Q

Left coronary artery branches

A

Into left anterior descending abd circumflex artery, arteries supply blood to lv la the interventricular septum a d a portionof the rv

Applied Nursing 4 (74 decks)

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