Biomechanics Answers

Have we as humans always been the way we are and do we have a better advantage now?

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what is the formula(s) for calculating rotary and stabilizing forces?

What is the biomechanics of a overhead press?

For the Squat, what is/are the primary
1.Plane of Motion?
2 Joints Involved?
3 Joint Actions?
4 Axis of Motion?

A subject with a height of 165cm and mass of 69 kg is sitting with his lower limb positioned with hip in 90 degree of flexion and knee in full extension and foot in 90 degree of dorsiflexion
a) calculate the inter-segment force at the knee joint
b)Calculate the net external moment about the knee joint
c) Calculate the force in the patella tendon, given that it acts horizontally with a lever arm of 4 cm about the centre of the joint
d)The joint force at the knee joint
e) Comment on the difference in the inter-segment force and the joint force at the knee joint

what is the strongest muscul in body?

Outline various contributions to passive tension by the connective tissue elements of muscle