CHD AND ANTI-ANGINA AGENTS Flashcards

1
Q

What is angina pectoris?

A

The symptoms of angina pain is the response to the reduced coronary blood flow in the heart
Associated with angina pain

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2
Q

What does the left coronary heart supply?

A

Supplies the left and right heart

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3
Q

What does the right coronary heart supply?

A

Supplies the SAN and AVN and the right heart which control the HR and involved in the propagation of excitation through the heart

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4
Q

How does venous blood return?

A

Via the RA via the doorway sinus and anterior cardiac vein
The heart chambers directly via thebesian veins
Presence of collateral vessels

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5
Q

What is the underlying cause of angina pectoris or stable angina?

A

Atheromatous disease of the coronary arteries

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6
Q

What is the main symptom of angina?

A

Chest pain - feeling tight, dull or heavy - although may have a sharp stabbing pain
Spreads to your left arm, neck, jaw or back
Stops within a few mins of resting can be triggered by exercise or stress

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7
Q

What are the other angina symptoms?

A

SOB
Feeling sick (nausea)
Pain in lower chest or belly
Feeling very tired

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8
Q

What are the therapeutic strategy for treatment of stable angina?

A

Reduce oxygen demand - reduce HR and cardiac preload
Increase oxygen supply - increase coronary blood flow - use drugs
Increase regional collateral blood flow

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