| SFAP | single-fiber action potential |
|---|---|
| S-MUAP | surface-detected motor unit action potential |
| SNAP | sensory nerve action potential; S-nitroso-N-acetylpenicillamine |
| SWA | seriously wounded in action; slow-wave activity |
| TAP | transesophageal atrial pacing; transluminal angioplasty; transmembrane action potential; transporter... |