Capa Study Exam Questions and
Complete Solutions Graded A+
Desflurane (Suprane) - Answer: rapid onset, rapid awakening. Most irritating so coughing and
laryngospasm are a problem
Isoflurane - Answer: Irritating odor, increases heart rate.
Sevoflurane - Answer: Pleasant odor, does not irritate the airway, patients clear headed upon
awakening. Seizures reported with its use in children and young adults. Expensive but a popular choice
for ambulatory setting.
Halothane - Answer: Sweet, pleasant odor, does not irritate the respiory tract. Dilated the bronchi. In a
local case do not use Epi in the mixture with halothane because it can lead to serious dysrhythmias.
Methohexital - Answer: Brevital. Short duration of action. May cause coughing, hiccupping, involuntary
movements. . Can cause tissue damage if infiltrates.
Propofol - Answer: Rapid distribution and elimination. Low incidence of n/v , may have an antiemetic
effect. Patients usually awake 3-10 min after infustion has stopped.
Ketamine - Answer: May be given IV/ IM . used for pediatric dx procedures. Bronchodilator. It increases
ICP so avoid if head injury suspected.
Succinylcholine - Answer: Metabolized by the enzyme pseudocholinesterase., so reduced levels of this
may prolong the effect of the drug. Rapid onset and short duration.
What are some causes of reduced plasma cholinesterase - Answer: Liver disease, malignancy, chemo
meds, pregnancy
Amides - Answer: Detoxed by the liver
Complete Solutions Graded A+
Desflurane (Suprane) - Answer: rapid onset, rapid awakening. Most irritating so coughing and
laryngospasm are a problem
Isoflurane - Answer: Irritating odor, increases heart rate.
Sevoflurane - Answer: Pleasant odor, does not irritate the airway, patients clear headed upon
awakening. Seizures reported with its use in children and young adults. Expensive but a popular choice
for ambulatory setting.
Halothane - Answer: Sweet, pleasant odor, does not irritate the respiory tract. Dilated the bronchi. In a
local case do not use Epi in the mixture with halothane because it can lead to serious dysrhythmias.
Methohexital - Answer: Brevital. Short duration of action. May cause coughing, hiccupping, involuntary
movements. . Can cause tissue damage if infiltrates.
Propofol - Answer: Rapid distribution and elimination. Low incidence of n/v , may have an antiemetic
effect. Patients usually awake 3-10 min after infustion has stopped.
Ketamine - Answer: May be given IV/ IM . used for pediatric dx procedures. Bronchodilator. It increases
ICP so avoid if head injury suspected.
Succinylcholine - Answer: Metabolized by the enzyme pseudocholinesterase., so reduced levels of this
may prolong the effect of the drug. Rapid onset and short duration.
What are some causes of reduced plasma cholinesterase - Answer: Liver disease, malignancy, chemo
meds, pregnancy
Amides - Answer: Detoxed by the liver
