Anaesthesia

Question 1

What is the mechanism of action of tiletamine?

Answer 1

Dissociative aesthetic

Question 2

12. What are the advantages of TIVA over inhalant anaesthesia?

Answer 2

TIVA has several benefits compared with inhalational anaesthesia: Ease of use Reduced cost, because expensive anesthetic equipment is not required Useful to provide anesthesia distant from an oxygen source (field anesthesia) No requirement for scavenging, or risk of operator exposure to, anesthetic inhalant gases Better cardiovascular function (higher cardiac index and arterial blood pressure) Lesser stress response Recovery is generally smoother and more predictable TIVA also has disadvantages: Cumulative effects of IV drugs leading to weaker or poor-quality recoveries for anesthetic episodes lasting longer than 1 hour

Question 3

What are the potential adverse effects of opiod use in horses?

Answer 3

Excitement Locomotor stimulation Ileus/colic Ataxia

Question 4

What is the mechanism of action of Gabapentin?

Answer 4

Suspected to modulate the activity of presynaptic voltage-gated calcium channels, which are upregulated in chronic pain states

Question 5

What are the potential adverse effects of atipamazole?

Answer 5

Agitation Stress reaction Overresponse Death

Question 6

What is the mechanism of action of butrophenol

Answer 6

Partial agonist and antagonist activity at mu opiod receptor