A BMI between 18.5 and 24.9 is considered healthy for women over age 20 according to the Centers for Disease Control and Prevention. BMI ranges are the same for men and women over age 20, but they differ by age and sex for children and teenagers.
SHARE SHARE TWEET EMAIL. In general usage, a buffer is something that serves as a protective barrier. There are at least two different meanings for the word in electronics vernacular. A buffer in circuit design is an amplifier that provides an interface between mismatched circuit elements. In computer science, the term refers to a memory device used for temporary storage.
electronic infusion device. A device for monitoring intravenous infusions. The device may have an alarm in case the flow is restricted because of an occlusion of the line. In that case, the alarm will sound when a preset pressure limit is sensed. The device can also signal that an infusion is close to completion. The pressure is regulated by the height at which the container is positioned above the level of the heart when the patient is lying flat. A height of 36 in (91 cm) provides a pressure of 1.3 lb/sq in (70 mm Hg).