Examlex
Which ion is the strongest nucleophile in aqueous solution?
Open-Heart Surgery
A type of surgery where the chest is opened and surgery is performed on the heart muscles, valves, arteries, or other parts of the heart.
Pacemaker
An electronic medical device implanted to regulate the heartbeat by delivering electric pulses to stimulate the heart muscles.
C.Walton Lillehei
Known as the "father of open-heart surgery," he was an American surgeon who played a major role in the development of heart surgery techniques.
Emergency Medical Technician (EMT)
A healthcare professional trained to provide emergency medical services and care for patients before reaching a hospital.
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