An increase in the heart rate is termed as:_________?
Correct answer: B. Tachycardia
- A. Bradycardia
- B. Tachycardia
- C. Trachybradycardia
- D. Non of these
Explanation
Tachycardia is an abnormally rapid heart rate, often described in adults as more than 100 beats per minute at rest. Students may choose bradycardia because both terms describe heart-rate changes, but bradycardia refers to a slow rate.
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