Use of electrocardiograms

Question 1

what is a P wave

Answer 1

time of atrial systole

Question 2

what is the QRS complex

Answer 2

the time of ventricular systole

Question 3

what happens between the P-R waves

Answer 3

delay in excitation from the SA node to the AV node

Question 4

what is a T wave

Answer 4

shows diastole

Question 5

What is an arrhythmia

Answer 5

An arrhythmia is an abnormality of the heart’s rhythm.

Question 6

How much beats per minute is a normal rhythm

Answer 6

between 60 and 100 beats per minute

Question 7

How much beats per minute is tachycardia

Answer 7

more than 100 beats per minute

Question 8

How much beats per minute is bradycardia

Answer 8

less than 60 beats per minute

Question 9

How much beats per minute is ventricular fibrillation

Answer 9

irregular ventricular rate

Question 10

How much beats per minute is sinus arrhythmia

Answer 10

normal beats but triggered at an irregular interval.

Question 11

what is a flat line

Answer 11

there is no signal and indicates that resuscitation is needed, or death results.

Question 12

What are the different ECG waves

Answer 12

Normal
tachycardia
bradycardia
ventricular fibrillation
sinus arrhythmia
flat line