Which of the following are classified as tonsils but are routinely referred to as adenoids and tend to atrophy with age?

What can be added to decrease water loss from a compounded topical product?

A) gelling agent B) humectant C) stiffener D) lecithin

The correct pKa of lidocaine is:

A) 6.5 in lidocaine plain B) 8.1 in lidocaine with epinephrine C) 2.4 in lidocaine plain D) 2.3 to 8.1 in lidocaine with epinephrine