Full 2L QBank
Anaesthesia General 1ebc63bd

Which of the following is the mechanism of action of local anaesthetics?

A
Block Na+ channel
B
Block K+ channel
C
Open Na+ channel
D
Block Ca+ channel
High-Yield Explanation
"Local anaesthetics block the conduction of action potential by blocking voltage gated Na+ channels". Ref: Medical Pharmacology at a Glance By Michael J. Neal 4/e, Page 15 ; Instant Pharmacology By Kourosh Saeb Parsy, Ravi G, Assomul, Fakkar J. Khan, Kasra Saeb Parsy, Eamonn Kelly; Page 123

Related Anaesthesia MCQs

Practice 2,00,000+ NEET PG Questions Free

Timed mock tests, mistake queue analytics, audio lectures & zero attempt limits on i❤️Exams.

Start Free Mock Test Now