Approximately, how many times each day do our heart valves open and close normally?
Correct answer: B. 1,00,000
- A. 10,000
- B. 1,00,000
- C. 1,50,000
- D. 2,00,000
Explanation
At an average rate of about 70 heartbeats per minute, the valves open and close roughly 100,000 times in 24 hours. The larger figures would require an abnormally high heart rate or count.
Last updated
Related questions
A balanced diet quality formula recommended by World Health Organization is ____________.
A bird that can fly backwards?
A blood alcohol level above ________ will often result in death:
A branch of medicine dealing with eyes and related diseases is called_________?
A clouding that develops in the lens of the eye or in its envelope obstructing the passage of light is known as________?