Muscle contractions

Question 1

What is a concentric contraction

Answer 1

Muscle fibres shorten
Muscle origin and insertion get closer together
Force is greater than resistance

Question 2

What is an eccentric contraction?

Answer 2

Muscle fibres lengthen

Joint moves agai st gravity

Question 3

What is an isometric contraction?

Answer 3

Tension is increased
No movement
Fibres do not shorten or lengthen
Force equal to resistabcd