Can we say, the pulse rate is always equal to the heart beat?

What is the reason for the heart beat?

What does the pulse rate show?

We have carefully distinguished between average speed and magnitude of average velocity. No such distinction is necessary when we consider instantaneous speed and magnitude of velocity. The instantaneous speed is always equal to the magnitude of instantaneous velocity. Why ?

Prepare a cartoon on heart beating?

Make a paper tube 10 inch long and one inch in diameter. Keep once end of it on the chest of your friend on a pointer one inch to the lift side centre around 6 inches below from his/her neck. Keep your ear at the other end. Listen carefully and count the heart beats for a minute. What is the relationship between the heart beat and the pulse.

Which of the following decreases the heart beat?

Who coinded the name form paper/ bamboo tube to hear heart beat?

Say true or false and why? The median of a set of numbers is always one of the numbers.