A short length of wave that travels is known as a wavelength. It is the distance between two consecutive points in a wave that are in phase with each other, such as from peak to peak or trough to trough. Wavelength is commonly used to measure the size of electromagnetic radiation or sound waves.
what does the pulse measure
A pulse is the measure of your heartbeat and how many times it beats.
Measure the pulse in the wrist area, radial pulse.
What does the pulse measure
The number of times your heart beats in a minute, the heart rate.
You can check your pulse at your wrists, your neck, or underarms.
what does the pulse measure
no
An oximeter is a device to measure the oxygen saturation level in blood. I believe that a "pulse" oximeter has a sensor to measure pulse as well, though it wouldn't surprise me if some devices not having such a sensor but otherwise looking and working like a pulse oximeter were casually called that too.
The pulse is a measure of the heart rate.
because they care