ULTRASONOGRAPHY DOPPLER TRANSCRANEAL AND EXTRACRANEAL OF HEAD AND NECK IN THE VERTIGO PATIENTS
The left ventricle is a pump which applies pressure to the circuit on an intermittent way (with each systolic ejection) and sets a pattern of pulsate flow. In systole (Maximum Systolic Speed, MSS), the elastic arterial wall is strained (Capacitance) to store certain volume of blood, which will be returned to the circulation during the […]
