HIT 105 chapter 18 quiz

Select the best description of a preferred anesthetic. Multiple Choice An anesthetic that produces adequate anesthesia with minimal side effects An anesthetic that allows a patient to consciously perceive painful stimuli An anesthetic that keeps a patient safely in Stage I anesthesia An anesthetic that does not render the patient unconscious.

An anesthetic that produces adequate anesthesia with minimal side effects

How are general anesthetics administered? Multiple Choice Both a and c Topical application Inhalation Intravenous injection

Both a and c

Which of the following anesthetics decreases intracranial pressure?

Diazepam

Which of the following anesthetics is most likely to produce postoperative nausea and vomiting (PONV)?

Etomidate

Which of the following statements is true of the differences between propofol and ketamine?

Ketamine induces hallucinations, whereas propofol leads to euphoria.

Identify the term that describes the inhibition of automatic responses such as breathing or cardiac function.

Medullary depression

Which of the following statements is true of the differences between methohexital and midazolam?

Midazolam is available for rectal administration, whereas methohexital is administered intravenously.

Identify a use of adjunct medications with general anesthesia.

Prevention of perioperative nausea and vomiting (PONV)

Which of the following anesthetics is the least likely to irritate the respiratory lining?

Sevoflurane

_____ of general anesthesia is achieved when the cerebral cortex is fully depressed.

Stage II

Amnesia occurs in _____ of anesthesia.

Stage III

The general anesthesia stage that is referred to as surgical anesthesia, because surgery is most efficiently performed at this level, is:

Stage III.

Which of the following statements is true of the behavior exhibited by the patients who have been administered ketamine (Ketalar)?

They do not respond to painful stimulation.

The most significant side effect associated with volatile anesthetics is _____.

hepatitis

A potentially fatal consequence of some inhalation anesthetics and surgical adjuncts, but not intravenous anesthetics, is:

malignant hyperthermia.