Electrocardiography and ECG Recording — NEET Biology
📚 Practice ConceptThe body surface by using electrocardiograph and the recording is called electrocardiogram (ECG) which is of clinical importance.
Which of the above statements are NOT correct? S1: Angina pectoris is a condition characterized by acute chest pain, which is primarily a symptom of reduced oxygen supply to the heart muscle. S2: The occurrence of angina is mostly limited to elderly individuals with pre-existing heart conditions. S3: Heart failure is often called congestive heart failure because of the characteristic congestion of the lungs. S4: The P-wave in an Electrocardiogram (ECG) represents the repolarisation of the ventricles. S5: The first heart sound (lub) is associated with the closure of the tricuspid and bicuspid valves.
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