Sunday, June 6, 2010

Just finished two of my paper last fri and it felt like its holidays already!!

I STILL HAVE BIOMED PHYSIO!!!

Haha.

A random thing that I caught on one of the notes I'm studying.


Heart Attack:

It's associated with blocked coronary arteries which reduces oxygen supply to the affected myocardium (aka ur heart). Therefore, the myocardium cells accumulate lactic acid and have insufficient energy to pump Ca2+ into the cytosol which eventually results in weaker contraction of the heart. These damage ur cells such that they wont be able to contract (if serious!).

And also, troponin I leaks into the blood and this is used as an indicator of the myocardial damage. Troponin binds to Ca2+ to start the crossbridging action to contract the heart.

Cool huh. That's why I love studying so much. *sniggers*

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