The phrase "a passive heart" is correct and usable in written English.
It can be used to describe someone who is emotionally unresponsive or lacks assertiveness in their feelings or actions.
Example: "In relationships, having a passive heart can lead to misunderstandings and unfulfilled needs."
Alternatives: "an indifferent heart" or "a submissive heart".
Jawbone is releasing a firmware update that will add passive heart rate and an automatic sleep mode to their wristbands.
Passive heart rate, on the other hand, is taken at 20-minute intervals throughout the day and is meant to give users more insight into how things like consuming caffeine or experiencing stress affects their heart.
If, however, the cost does not come down quickly, Bluetooth may take many years to become as ubiquitous as its boosters hope.The second great advantage of Bluetooth is that it is, at heart, a passive technology.
So watching sport is not a passive activity – but the changes in heart rate are small and the energy expended tiny compared to moderate exercise.
This review discusses observations made in dogs with chronic heart failure using a passive mechanical containment device, the Acorn Cardiac Support Device (CSD), which is designed to prevent progressive LV enlargement.
At heart, Human remains a passive iOS app designed to help you stay healthy.
While D1-like dopamine receptors induce relaxation of resistance arteries [ 29, 30] D2-like dopamine receptors are typically present on postganglionic sympathetic neurons, where their excitation leads to a reduction of the neural release of norepinephrine, inducing a passive fall in vascular resistance and heart rate [ 31].
That this decrease is an active response, rather than a passive fall, is suggested by the finding of increased heart rate during the interview.
The anterior leaflet of the mitral valve (MV), viewed traditionally as a passive membrane, is shown to be a highly active structure in the beating heart.
