If the ectopic impulse arises from the middle of the right atrium the P' wave is:
A) absent.
B) inverted.
C) less positive than one that originates from the upper-right atrium.
D) biphasic or inverted.
Correct Answer:
Verified
Q2: Characteristics of normal P waves include:
A) there
Q3: In lead II, the deflection of the
Q4: Normal P waves are those that:
A) look
Q5: Tall and symmetrically peaked P waves may
Q6: Impulses that arise from outside the SA
Q8: Premature beats that arise from the atria
Q9: The P' waves in tachycardia arising from
Q10: P' waves that continuously change in appearance
Q11: When the atrial waveforms appear in a
Q12: When the atria fire faster than 350
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