Phys Review Flashcards

1
Q

In ischemia what layer of the heart is the first to go?

A

Subendocardium

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2
Q

What would an MI do to the mean QRS axis of a previously normal axis heart?

A

Right axis deviation

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3
Q

Which cyclic change is primarily responsible for the pacemaker potential of the SA node?

A

Increased funny current with Na+ current.

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4
Q

A low frequency rumbling diastolic murmur auscaultated at the cardiac apex would indicate what?

A

Mitral valve stenosis

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5
Q

A soft blowing systolic murmur as the cardiac apex would indicate what?

A

Mitral valve regurgitation

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6
Q
A
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