Cardiovascular Drugs Flashcards by amy valine | Brainscape

Q

How do beta blockers help the heart?

A

By blocking the sympathetic nervous reaction:

vasodilation - prevent vasoconstriction
lower O2 demand of the heart
longer diastolic phase
decrease afterload (by lowering systemic resistance)

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Q

So what should you see in a patient on beta-blockers?

A

decreased HR

2. decreased B/P

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