Match the following terms with the correct definitions. (i really need with this)

muscle strength
muscle endurance
strength training
kinesiology
calisthenics
flexion
extension
isometric contraction
concentric contraction
eccentric contraction
contraction
agonist
antagonist
contraindication
specificity
progression

a.
the contracting muscle
b.
means that part of a movement is improper or undesirable
c.
decreasing the angle at a given joint
d.
the release or lengthening of a muscle. for example, the "down" phase of a bicep curl.
e.
exercises that use the weight of the body or body parts as resistance in strengthening the muscles.
f.
the study of the principles and mechanics of human movement
g.
increasing the angle at a given joint
h.
holding a contraction; there is no movement of the joint.
i.
a muscle that opposes the action of the contracting muscle
j.
the maximum amount of force a muscle can exert at one time
k.
the ability of a muscle to sustain a contraction over a period of time
l.
generally, a shortening of a muscle
m.
increasing the amount of weight slowly over time
n.
strengthening the muscles by using progressively heavier resistance
o.
working or isolating the muscle you are intending to work
p.
shortening of the muscle length. for example, the "up" phase of a bicep curl.