Final answer:
The question involves medical abbreviations used in prescription writing, where phrases like 'ad lib', 'aq', and 'Sig' are instructions for medication dosage and administration.
Step-by-step explanation:
The terms you've provided appear to be abbreviations commonly used in the field of medicine, specifically in prescription writing. These abbreviations are from Latin origin and are used by healthcare providers to communicate instructions about the dosage and administration of medications.
- ad lib: as desired
- amt: amount
- aq: water
- c with a line over it: with
- per: by or through
- s with a line over it: without
- Sig: write on label (directions for use)
- wa: while awake
These abbreviations are part of the important communication tools in prescription writing which ensure that patients understand how to correctly take their medications.