From the laboratory manual, Human anatomy & physiology laboratory manual, fetal pig version, read:
Gross anatomy of the muscular system
Skeletal muscle physiology: Computer simulation
Develop two different problems you would like to have discussed by your classmates and post each problem separately to the Discussion Area. The focus of each problem can be either of the following:
Fuzzy Concept problem: Post a problem about any topic that remains fuzzy or unclear in your own mind that you would like to have others help you understand.
Challenge problem: Post a problem about any topic that is not fuzzy or unclear in your own mind but that you feel would be challenging to others.