HMS, BM EQ-Bank 828 MC

A marathon runner is more likely to have a higher percentage of which type of muscle fibres in their leg muscles?

Fast-twitch fibres
Slow-twitch fibres
Intermediate fibres
Explosive fibres

Show Answers Only

\(B\)

Show Worked Solution

B is correct: Slow-twitch fibres have greater endurance for marathon running.

Other Options:

A is incorrect: Fast-twitch fibres suit short, explosive activities
C is incorrect: Not a standard muscle fibre classification
D is incorrect: Not a standard muscle fibre classification