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  3. 1. the t wave in an ecg signifies atrial depolariz

1. The T wave in an ECG signifies atrial depolarization. True False 2. All cardiac cells are self-excitable. True False 3. The...

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Verified Solution

Question

Medical Sciences

1. The T wave in an ECG signifies atrialdepolarization.

True

False

2. All cardiac cells are self-excitable.

True

False

3. The brain causes the heart to beat.

True

False

4. An ECG can predict whether you're going to have aheart attack up to 30 minutes after having an ECG.

True

False

Answer & Explanation Solved by verified expert
4.3 Ratings (947 Votes)
1 FALSE Electrocardiogram is a picture of the electrical conduction of the heart In a physiologically normal person there are 6 waves on the ECG ie PQRS T wave The P wave indicates atrial depolarization The QRS complex consists of a Q wave R wave and S wave    See Answer
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