One advantage of nitrous oxide use in a dental setting is that

In patients with an acute infection in a tooth or soft tissue, local anesthetics are not as effective because of

Intravenous sedation

General anesthesia is most safely administered in the

The different levels of consciousness and unconsciousness are referred to as stages of anesthesia; these stages include all of the following except stage

Each of the following is an example of nonpharmacologic relaxation techniques except

To be certain that the anesthetic solution is not injected into a blood vessel, the dentist

Nitrous oxide/oxygen analgesia use in dentistry dates back to 1844 and is also known as

The use of an anesthetic solution without a vasoconstrictor is recommended for patients with a history of

Which of the following is the best example of a work practice control that can be used to prevent a needlestick injury?