Match the following types of contractions to their definitions:
1. Eccentric
2. Concentric
3. Isometric
4. Isotonic
a) Muscle changes length during contraction due to greater or lesser resistance on it.
b) Muscle shortens because the force of its contraction is greater than the resistance on the muscle.
c) Muscle lengthens because the force of its contraction is less than the resistance on the muscle.
d) Muscle stays the same length because the force of its contraction is equal to the resistance on the muscle.
1. Eccentric – c
2. Concentric – b
3. Isometric – d
4. Isotonic – a
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