Which of the following uses ultrasound to check the blood flow?
(a) Doppler Shift Method
(b) Catheter Tip Method
(c) Differential Auscultatory Technique
(d) Oscillometric Method
The question was posed to me in my homework.
My question is taken from Measuring Blood Pressure & Pulse Oximetry topic in section Diagnostic Investigation in Neurology and Cardiology of Clinical Science