What electrolyte is required for skeletal musclecontraction and what is its source?

During resistance exercise, three factors support muscle hypertrophy they include the following with the EXCEPTION of:     muscle contraction     hormonal modifications     vascular adaptions     immunological actions

What factors contribute to the amount of tensionproduced in an individual muscle fiber?

Explain in a paragraph why ice should not be applied prior to exercise. What specific things can be negatively affected?

Is there a difference in the time interval from the end of the T wave to the peak of the next R wave during rest and exercise? What does this mean?

Why is the increase in velocity inversely proportional to the sarcomere length?

If Taylor weighs 135 lbs. and is exercising at 8 METs, a. What is her exercise VO2 in relative terms? b. what is her exercise VO2 in absolute terms?

Why should a cool-down be done following working out?

What six interlocking steps are involved in the contraction process?

How does an event (action potential) on the outside of a muscle fiber trigger the contractile process on the inside?