Anaesthetics

Question 1

Minimum alveolar concentration

Answer 1

Alveolar conc of the anaesthetic at which 50% of subjects fail to move to surgical stimulus

(High MAC - Low potency/need more drug)

Question 2

Inhaled/iv. anestheticts

Answer 2

Propofol, Barbiturates, Ketamine

Activate GABAa receptors - reduced AP genration

Question 3

Local anesthetics

Answer 3

Lidocaine
Block voltage gated Na channels