Inhalation

Question 1

What is the function of an anaesthetic mask?

Answer 1

preoxygenation

have to be held on

Question 2

Which factors affect induction agent?

Answer 2

temperament
allergies
heart/liver conditions

Question 3

What are the types of injectable agents?

Answer 3

Barbituates- Phenobarbitol (euthanasia)
Steroids- Saffan
Dissociatives- Ketamine
Phenols- Propofol
Neuro-active steroids- Alfaxan

Question 4

What are the properties of propofol?

Answer 4

white substance
works best after pre-med
given slowly to effect
up to 5 mins of action
1 emulsion contains benzyl alcohol (28 days use)
1 emulsion contains soya & egg (no bacteriostat)

Question 5

What are the properties of alfaxalone?

Answer 5

used for dogs, cats and rabbits
longer induction
better recovery

Question 6

What are the benefits of a combo & name one?

Answer 6

TDK- torbugesic/medetomidine/ketamine
wide range of species use
mixed in same syringe
reversible with atipamezole (dom)

Question 7

What are advantages of TIVA?

Answer 7

eliminates environmental contamination
reduced post-op nausea
provides stable anaesthesia plane for airway surgery
not known to trigger hypothermia

Question 8

What are disadvantages of TIVA?

Answer 8

equipment needed - syringe drivers/pumps

drugs require metabolism for recovery which may be prolonged in hepatic diseased patients

Question 9

What is the MAC value?

Answer 9

minimum alveolar concentration

concentration resulting in anaesthesia