Isotonic concentric contraction – this involves the muscle shortening ... the control of a movement on the downward phase and it works to resist the force of gravity. Figure caption, Left ...

Isotonic contractions – these occur when a muscle contracts and changes length ... control of a movement on the downward phase and it works to resist the force of gravity. Figure caption ...

When muscle cells are viewed under the microscope, one can see that they contain a striped pattern (striations). This pattern is formed by a series of basic units called sarcomeres that are ...

The authors do not work for, consult ... in a lengthened position for a short period of time) with isometric muscle contractions (where the muscle produces force without changing length).

In a surprising discovery, scientists have found that the heart possesses "sweet taste" receptors, similar to those on our tongues, and that stimulating these receptors with sweet substances can ...