I'm a new grad and starting my first job this week. I know I should remember this from school (and certainly from the boards), so I'm deathly afraid if I ask this in real life I'll look really dumb!...
Thank you for all your replies! I had a feeling that's what it was after I asked. I think the reason the plunger is cone-shaped is to expel all of the medication from the syringe. So glad I asked all...