Normally 75-85 beat per min
Their fingers and a watch.
stethoscopes
You can count to ten or focus on slowing your heartbeat down.
Normally 75-85 beat per min
That sounds quite abnormal to me. My own heartbeat has never interfered with my ability to count.
If by "count your heartbeat," you mean the counting of how many beats occur within a specific amount of time, then that is called "Pulse Rate."
If by "count your heartbeat," you mean the counting of how many beats occur within a specific amount of time, then that is called "Pulse Rate."
Yes, when you count pulse beats, you are counting the number of times your heart beats per minute. Each pulse beat corresponds to a heartbeat, as the pulse is caused by the contraction of the heart pumping blood through the arteries.
In case of an irregular heartbeat
no
A gentle flowing stream or a rhythmic heartbeat are examples of pleasant sounds with a regular wave pattern.
They count for more. The exam itself is usually about 30% of your grade.