A client asks a nurse working in a dental office what type of drug the dentist uses to provide anesthesia during the extraction of the client's wisdom teeth. The dentist uses an anesthetic gas, also known as laughing gas. This agent is:
Correct Answer: A
Explanation/Reference:
Explanation:
Nitrous oxide produces analgesia and is often used for minor surgery and dental procedures that do not require loss of consciousness. It can also produce a mild euphoria in some clients. Nitrogen is a nonmetallic element that constitutes nearly four-fifths of the air by volume, occurring as a colorless, odorless, almost inert diatomic gas, N2, in various minerals and in all proteins. Nitric oxide is a potent vasodilator of vascular smooth muscle. It is produced from L arginine. Nitrogen dioxide is a poisonous brown gas, NO2, often found in smog and automobile exhaust fumes. Pharmacological Therapies