IN YOU OWN WORDS, outline the four steps of muscle contraction.  Name the steps and include the major events.

Which term refers to a muscle’s ability to “snap back” or recoil after being stretched?

Which of the following accurately describes a sarcomere?  

The troponin subunit that binds calcium is:

This muscle fiber type has fast ATPase and requires oxygen for ATP production.

Which muscle type is unstriated and involuntary?

The metabolic pathway that is the most efficient and results in 36 ATP per glucose molecule.

This fiber type would be utilized and maximized by sprinters.

The thick filament is composed of _______.

Select all that apply: The reader can infer that—