All of the following are correct about mechanism of action of nitroglycerin in coronary perfusion except
- Improve coronary blood flow in normal heart
- Improve sub-endocardial perfusion in HF
- Improve coronary collateral blood flow
- Dilates both conduit and resistance arteries
Answer will be posted in comment section tomorrow
Good day !
Nitroglycerin wont improve perfusion in normal heart due “autoregulatory escape” phenomena
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