| To | tricuspid opening |
|---|---|
| VO | verbal order; volume overload; voluntary opening |
| VPO | velopharyngeal opening; vertical pendular oscillation |
| AI | 1) Artificial Insemination 2) Aortic Insufficience(= -cy)(= Incompetence)... |
| ACAC | acetyl-coenzyme A cocarboxylase; activated charcoal artificial cell |