Extension and Flexion of Muscles
Schlüsselwörter
muscle,
extension,
flexion,
bicep,
triceps,
contracted,
relaxed,
muscle,
elbow,
joint,
man,
physical,
anatomical,
humerus,
ulna,
science,
radius,
ligament,
biology,
injury,
pain,
diagram,
cartilage,
normal,
articulation,
illustration,
arm,
sport,
health,
hand,
human,
body,
vector,
anatomy,
strong,
background,
tendon,
fitness,
flexing
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