QuestionSBA
QuestionChoice
Incorrect. This is shown by the T wave.
10002798
c
Ventricular repolarisation
QuestionChoice
Incorrect. This is shown by the QT interval.
10002800
e
Ventricular depolarisation and repolarisation
QuestionChoice
Correct. It is during the ST segment where the ventricles remain in a activated state, between ventricular depolarisation and repolarisation.
10002796
a
Ventricles are maximally contracted
QuestionChoice
Incorrect. This is shown by the PR interval
10002799
d
Conduction passing through the AV node
QuestionChoice
Incorrect. This is shown by the P wave
10002797
b
Atrial depolarisation
Concept
Chapter
2693
4078
ECG set up
Topic
134
Cardiology
13106
A 67 year old male presents with chest pain & breathlessness. An ECG is performed and shows ST elevation.

Which of the following best describes the physiological basis of ST segment in relation to cardiac function?
a