Absolute value change in the mean arterial pressure (
), as well as percentage changes in the cardiac output (
) and heart rate (
), at varying levels of tilt angles (
) for the healthy condition. With CP: with CP reflex intact; Without CP: without CP reflex; Without CP (
tuned): without CP reflex, but with all the four efferent resistance gains tuned to yield the same resistance values as that with CP reflex intact, at supine and
HUT.