| AFAR | American Foundation for Aging Research |
|---|---|
| AFCR | American Federation for Clinical Research |
| AHCPR | Agency for Health Care Policy and Research |
| AHRF | acute hypoxemic respiratory failure; American Hearing Research Foundation |
| AHSR | Association for Health Services Research |
| zinco-polar | <physics> Electrically polarized like the surface of the zinc presented to the acid in a battery, which has zincous affinity. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| law of polar excitation | A given segment of a nerve is irritated by the development of catelectrotonus and the disappearance of anelectrotonus, but the reverse does not hold; i.e., excitation occurs at the cathode when the circuit is closed and at the anode when it is opened. Synonym: Pfluger's law. (05 Mar 2000) |