NAVLE Veterinary Anesthesia and Pain Management

Question 1

Which preanesthetic agent is CONTRAINDICATED in patients with suspected splenic masses because it causes splenic engorgement and sequestration of red blood cells?

Accepted Answer

Acepromazine

Answer

Butorphanol

Answer

Dexmedetomidine

Answer

Midazolam

Question 2

Among the currently used inhalant anesthetics, which has the LOWEST blood:gas partition coefficient, resulting in the fastest induction and recovery?

Accepted Answer

Desflurane

Answer

Halothane

Answer

Isoflurane

Answer

Sevoflurane

Question 3

A cat receiving repeated or prolonged propofol infusions is at risk for which unique hematologic complication?

Accepted Answer

Heinz body anemia

Answer

Thrombocytopenia

Answer

Aplastic anemia

Answer

Disseminated intravascular coagulation

Question 4

Xylazine and dexmedetomidine produce sedation and analgesia through which primary mechanism of action?

Accepted Answer

Alpha-2 adrenergic receptor agonism

Answer

GABA-A receptor potentiation

Answer

Mu-opioid receptor agonism

Answer

NMDA receptor antagonism

Question 5

Which preanesthetic agent has the LEAST cardiovascular depression and is therefore most appropriate in critically ill or hemodynamically unstable patients?

Accepted Answer

Midazolam

Answer

Acepromazine

Answer

Medetomidine

Answer

Xylazine

Question 6

Ketamine is commonly used as an induction agent, particularly in cats. What is its PRIMARY mechanism of anesthetic action?

Accepted Answer

NMDA receptor antagonism

Answer

GABA-A receptor potentiation

Answer

Alpha-2 adrenergic agonism

Answer

Mu-opioid receptor agonism

Question 7

Which drug is the specific reversal agent for alpha-2 adrenergic agonist sedation (e.g., medetomidine, dexmedetomidine) in veterinary patients?

Accepted Answer

Atipamezole

Answer

Naloxone

Answer

Flumazenil

Answer

Neostigmine