heart anatomy 2 Flashcards

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1
Q

what is stenosis

A

narrowing of aortic valve

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2
Q

why is the opening and closing of valve a passive process

A

bcs it is all based on pressure

driven by pressure differential

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3
Q

what generate heart sounds

A

closure of valves

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4
Q

mitral valve is also known as

A

bicuspid valve

left atrioventricular valve

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5
Q

why valves of left heart close slightly ahead of valves of light heart

A

bcs left ventricle is bigger

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6
Q

what is aortic regurgitation

A

leaking of aortic valve blood flow in reverse direction during vent diastole

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7
Q

features of fibrous skeleton

A

dense connective tissue

for structure and support

electrical insulator

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8
Q

fx of fibrous skeleton

A

forms and anchors the valves and influences the forced exerted through them

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9
Q

what is os cordis

A

large constant bone lying near the junction of interatrial and interventricular septa

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10
Q

is the heartbeat neurogenic or myogenic

A

myogenic

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11
Q

anterior papillary muscle is connected to

A

tricuspid

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12
Q

what is the traingle of koch for

A

to identify location of AVN

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13
Q

AVN is located near what

A

coronary sinus

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14
Q

where is triangle of koch located

A

at the right atrium

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15
Q

what are the boundaries of the triangle of koch

A

tendon of todaro

coronary sinus orifice

tricuspid valve

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16
Q

what is tendon of todaro

A

fibrous structure formed by the junction of eustachian valve and thebesian valve