Opioid tolerance, which can occur as a normal, physiologic response to the therapeutic use of opiates.

Standard exercise tests measure the heart's physiologic responses and cannot show the anatomical contour of coronary arteries, as angiogram X-rays do.

Absence of effect of potassium-magnesium aspartate on physiologic responses to prolonged work in aerobically trained men.

The experiment consisted of measuring the physiologic and biometric responses of alcohol consumption under conditions of weightlessness.

At 72 degrees it seemed to shiver, then abruptly stopped, a normal physiologic response to cold.

IL-1 is produced in response to inflammatory stimuli and mediates various physiologic responses, including inflammatory and immunologic reactions.

Generally, it is either a physiologic response during the non-conceptional menstrual cycle or caused by hormonal or organic problems of the reproductive system.

Potassium channels are present in most mammalian cells, where they participate in a wide range of physiologic responses.

For unknown reasons, treadmill tests can be unreliable among women, who seem to have a different physiologic response to exercise than do men.

The ECG indices we measured may reflect physiologic responses to the experimental environment relative to its home cage.