Ophthalmologists can play a pivotal role in detection and treatment of life-threatening disorders by recognizing syndromes associated with retinal tumors. Ophthalmologists can play a pivotal role in detection and treatment of life-threatening disorders by recognizing syndromes associated with retinal tumors.
The P wave in the ECG represents atrial depolarization, which results in atrial contraction.
The p wave is the pressure or primary wave. The first motion felt is the p-wave, and the direction of its shake points back to the epicenter. its movement is a push outwards, away from the epicenter, kind of like the pressure blast from a large bomb.