The classification of fracture in which only the enamel is involved is Class ____

The normal stimulus to breathe is stimulated by the chemoreceptors that measure the change of what two gases?

A) High hydrogen and low carbon dioxide B) Low hydrogen and high carbon monoxide C) High carbon dioxide and low oxygen D) High carbon monoxide and low oxygen

Ester-type local anesthestic drugs are biotransformed in the:

A) Liver by hepatic enzymes B) Kidney by cholinesterase C) Blood by the isoenzyme system D) Blood by pseudocholinesterase