EFF Health Abbreviation

Efferent

Moving or carrying outward or away from a central part. Refers to vessels, nerves, etc. For example: blood vessels carrying blood away from the heart or nerves carrying signals from the brain.

Effusion

The escape, usually of gases, through a material. permeation. Movement of gas molecules through a small opening. Gas molecules in a container escape from tiny pinholes into a vacuum with the same average velocity they have inside the container. They also move in straight-line trajectories through the pinhole.

Electromagnetic Field Focusing