Use all of this experience that you have gained from this job to pump up your resume to find one that is a little less nerve-racking.
Think of key words that describe what you may do daily and that have become part of your daily hurried routine. What you may think is menial because it has become lost in the mix, may be key points in an employee another employer may be looking for...
Prioritized, Multi Tasking, any Leadership Role, Conflict Resolution, Customer Service Skills, Instrument and Preventative Maintenance, any Quality Control Documentation and resolution, any Delegation skills, (Generalist?), Busy Lab, any Registration or Patient (contact), Experience, etc.......