What are the components of an ECG and their significance?
BiologyClass 11CBSEAnswered 2 Jun 2026
Answer
P wave (atrial depolarization), QRS complex (ventricular depolarization), T wave (ventricular repolarization), PR interval, QRS duration, ST segment, and QT interval; used to assess heart function.
Suggested Q&A
Biology · Class 11- BiologyClass 11What are the external features of Julus (millipede)?
- BiologyClass 11What are the external features of a prawn and its commensal or parasitic associates Sacculina and Hermit crab?
- BiologyClass 11What are the external features of Limulus
- BiologyClass 11What are the key stages in the life cycle of Ascaris?
- BiologyClass 11What are the key stages in the life cycle of Taenia solium?
- BiologyClass 11What are the external features of a scorpion?