Select the correct answer.
In what order do these three organ systems of the human body operate during a reflex arc in response to a stimulus of sharp pain to the hand?
A. muscular, nervous, skeletal

Do the following statements describe actin, myosin, both of the proteins or neither of the proteins? (a) contains a binding site for calcium (b) found in the i band (c) exists in a globular (g) form and a filamentous (f) form (d) contains a binding site for atp (e) is a component of the thin filament (f) is a component of the thick filament