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Respiration and Circulation — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYRespiration and Circulation4 Marks
Question
Waves recorded in ECGHeart activity
(1) P wave(a) Ventricular repolarization
(2) QRS complex(b) Atrial depolarization
(3) T wave(c) Isoelectric segment
(4) ST segment(d) Ventricular depolarization
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Answer

Waves recorded in ECGHeart activity
(1) P wave(b) Atrial depolarization
(2) QRS complex(d) Ventricular depolarization
(3) T wave(a) Ventricular repolarization
(4) ST segment(c) Isoelectric segment

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