Concept
Version 13
Created by Boundless
Types of Muscle Contractions: Isotonic and Isometric
Types of Muscle Contraction
An isotonic concentric contraction results in the muscle shortening, an isotonic eccentric contraction results in the muscle lengthening. During an isometric contraction the muscle is under tension but neither shortens nor lengthens.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"1015_Types_of_Contraction_new.jpg."
https://commons.wikimedia.org/wiki/File:1015_Types_of_Contraction_new.jpg
Wikipedia
CC BY 3.0.