Anesthetic Drugs ||
As a rough guideline, to maintain surgical anesthesia safely, the vaporizer should be set at about:
1.5 x MAC
No more than ____ nitrous oxide should be delivered to an anesthetized patient.
70%
Propofol
Can be given in incremental doses
Mask inductions are
More appropriately used in calm dogs and cats
When comparing inhalation anesthetics, you should use the minimum alveolar concentration (MAC) as a guide in assessing
Potency of the agent
What step is taken to prevent hypoxemia when inducing anesthesia?
Pre-oxygenate for 3-5 minutes
Propofol sometimes causes transient apnea. To avoid this, the anesthetist should
Titrate this drug in several boluses
Nitrous oxide cylinders are painted what color?
blue
Etomidate is a good choice for patients with what condition?
brain trauma
________ is a concern when recovering a patient from anesthesia if nitrous oxide has been used.
diffusion hypoxia
Define mydriasis
dilation of the pupil
________ can cause convulsions when administered alone at high doses
dissociative anesthetics
The adverse effects of anesthetic compounds are
dose dependent
An anesthetic agent that has a low blood-gas partition coefficient will result in ______ induction and recovery time.
fast
Compared with methoxyflurane, isoflurane is considered to have a:
higher vapor pressure
Which inhalant anesthetic is biotransformed to the greatest extent in the animal body?
nitrous oxide
Inhalant anesthetics with low ________ have short induction and recovery periods.
solubility coefficient
Unused portions of PropoFlo28 can be stored at room temperature for up to how many days?
28 days
The effect of intravenous administration of any anesthetic drug is usually detected in
30-60 seconds
Isoflurane is mainly eliminated from the body by the
?
Which of the following statements regarding MAC is incorrect?
A patient at the MAC value is at a surgical plane of anesthesia.
A CNS side effect commonly seen with propofol use is nystagmus; nystagmus is defined as:
A rhythmic, involuntary oscillation of both eyes.
Which of the following defines apnea?
A temporary absence of spontaneous breathing
Which of the following preanesthetic drug classes does not have an effect of induction and recovery?
Anticholinergics
What is described as a measure of the solubility of an inhalant anesthetic in blood as compared with alveolar gas?
Blood:gas partition coefficient
Use of nitrous oxide in anesthesia
Decreases the amount of inhalation anesthetic required
What inhalant anesthetic has the lowest blood-gas partition coefficient and is sometimes referred to as "one-breath anesthesia"?
Desflurane
Which of the following is (are) not characteristic(s) of propofol
Good postanesthesia analgesia
Which of the following is (are) not characteristic(s) of propofol?
Good postanesthesia analgesia
Malignant hyperthermia is a phenomenon associated with the use of what inhalant anesthetic?
Halothane
Which inhalant anesthetic drug is most likely to cause cardiac arrhythmias in dogs?
Halothane
Which inhalant anesthetic is associated with the longest induction and recovery times?
Halothane
An overdose of a barbiturate anesthetic can appropriately be treated with all of the following except
Increase the concentration of isoflurane
Halothane concentrations of 1% to 2% may produce any of the following except
Increased cardiac output
Which drug is a halogenated organic compound?
Isoflurane
Which inhalant anesthetic is considered to have the fewest adverse cardiovascular effects?
Isoflurane
Which statement concerning the use of intravenous anesthesia in large animals is least accurate?
It works well on procedures that require complete immobilization of the patient.
Which induction drug also has analgesic effects?
Ketamine
Apneustic breathing patterns are frequently seen in cats with use of A Pentobarbital
Ketamine/ Guaifenesin
The drug used for epidural anesthesia is
Lidocaine
What is defined as the lowest concentration at which 50% of patients show no response to painful stimulus?
Mean Alveolar Content
An animal that was hit by a car yesterday is having is diaphragmatic hernia repaired. Which of the following anesthetics would be the least desirable?
Nitrous oxide and halothane
Propofol is a/an
Nonbarbiturate, intravenous anesthetic with hypotensive potential
The MAC of an anesthetic agent will change for all the following reasons except
Patient's breed
Which of the following drugs is a substituted phenol?
Propofol
The following general anesthetic agents can be delivered to effect except
Telazole given IM
Sevoflurane is primarily eliminated from the body by
Respiration
Which inhalant anesthetic is the best choice for mask and chamber inductions?
Sevoflurane
Which of the following has the lowest blood-gas partition coefficient?
Sevoflurane
Which of the following is the anesthetic with the lowest blood-gas coefficient?
Sevoflurane
What gas anesthesia demands the greatest degree of patient monitoring, because anesthetic depth changes occur most rapidly
Sevoflurane (SevoFlo)
Which of the following agents is NOT a barbiturate
Telazol
What does the blood gas partition coefficient indicate about a particular inhalant?
The speed of induction and recovery when using a given inhalant
Apneustic breathing patterns are frequently seen in cats with use of A Pentobarbital
Thiamylal
Adverse effects common with isoflurane include
depression of respiration
___ may occur because of rapid recovery from isoflurane anesthesia.
emergence delirium
To which class of drugs does Alfaxalone belong?
neurosteroid
What does the Minimum Alveolar Concentration (MAC) indicate about a particular inhalant?
potency of anesthetic
Sevoflurane is primarily eliminated from the body by
respiration
Isoflurane is mainly eliminated from the body by the
respiratory system
What is defined as a measure of the tendency of a liquid anesthetic to evaporate?
vapor pressure
Define 'pharmacokinetics'
what the body does to the drug
