The part of the PQRST wave that records the upper parts of the heart squeezing together is the P wave. The P wave represents atrial depolarization, which is the electrical activity that leads to the contraction of the atria (the upper chambers of the heart).
Which part or parts of the PQRST wave records the upper parts of the heart squeezing together?
(1 point)
Responses
R and S waves
R and S waves
ST, T, and U waves
ST, T, and U waves
QRS complex
QRS complex
P wave
P wave
1 answer