Explain the differences between slow-twitch & fast twitch muscle fibers.

People have two general types of skeletal muscle fibers: slow-twitch (type I) and fast-twitch (type II). Slow-twitch muscles help enable long-endurance feats such as distance running, while fast-twitch muscles fatigue faster but are used in powerful bursts of movements like sprinting.

Difference between normal and abnormal tissue is much clearer on mri than on ct and mri much suitable to view soft tissues