Answer the following statements true (T) or false (F)
1. Repolarization occurs just before contraction.
2. The QRS complex usually hides the repolarization of the atria.
3. A patient with a very unusual P wave is more seriously ill than a patient with a very unusual QRS complex.
4. Veins always carry blood back to the heart.
5. Veins always carry oxygen-poor blood.
1. FALSE
2. TRUE
3. FALSE
4. TRUE
5. FALSE
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