Local Anaesthetics Flashcards
0
Q
Define ‘analgesia’
A
Relief of pain
1
Q
Define ‘local anaesthetic’
A
A drug which reversibly prevents transmission of the nerve impulse in the region in which it is applied, without affecting consciousness
2
Q
How do local anaesthetics exert their effect?
A
By blocking voltage gated Na channels, thus inhibiting the propagation of APs from periphery into CNS
