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What is the difference between concentric and ecentric muscle contractions
Concentric contractions shorten the muscle where as eccentric contractions lengthen the muscle
During what type of contraction does the muscle lengthen
Eccentric
What happens to the sarcomere length during a concentric contraction
The sarcomere shortens , pulling the z lines together
Which type of muscle contraction typically produces greater force
Eccentric
when lowering a dumbbell in a bicep curl what type of muscle contraction happens in the bicep brachii
Eccentric
During the upwards phase of the squat what type of contraction occurs in the quadriceps
Concentric
Give one example of an eccentric contraction during walking
When the quadriceps control knee flexion
When landing from a jump what type of contraction occurs in the quadriceps
Eccentric
In a push up what type of contraction occurs in the triceps during the lowering phase
Eccentric
How does the energy cost of eccentric contractions compare to concentric
Eccentric contractions require less energy