In an elderly person the change in heart force and vessels physical properties were detected; they can be clearly observed on graphic recording of carotid pulse waves. What method was applied?

Answer options

1. Plethysmography
2. Rheography
3. Phlebography
4. Myography
5. Sphygmography

Explanation

Sphygmographic is the use of a sphygmomanometer to measure the force of the heart and blood pressure generally.