Muscle disuse and atrophy

What is the protein turn over rate for man?

Draw a graph to show how soon muscles begin to degrade after we stop using them. Draw on protein synthesis, protein degradation and mean protein gain or loss.

Describe the effects of immobilising a postural muscle.

What happens to the muscle EMG when we immobilize the muscle?

What happens to muscles when we immobilizes them in a shortened and lengthened state?

Describe how stretching a muscle while stimulating the muscle might change the results that we see.

when we immobilise muscles, _____ increases in the connective tissue, meaning the muscle is much _____ than before.

Describe the effect of immobilization on enzyme activity in the muscle.

Give some evidence that neural adaptions are lost more quickly than cross sectional area.

How can the degree of muscle atrophy be measured?

How long does it take for protein synthesis and degradation rates to change after exercise?