Problem:

Question 1: What is the relationship between the strength of muscle contraction and the amplitude of electrical activity generated?

Question 2: What is the relationship between hand position and muscle activity when lifting an object?

Question 3: What advice would you give to a friend with tennis elbow about how she should lift a frying pan onto the stove or a can of paint onto a work bench?

Question 4: Explain why a wrist brace is effective treatment for tennis elbow.

Question 5: Some people keyboard with their wrists resting on the table or on a wrist support. Would you recommend this practice as a way of preventing injury to the extensor muscles of the forearm? Why or why not?

Question 6: What advice would you give to a beginning piano player about proper hand position?

Question 7: Pitcher's elbow is a repetitive use injury of the medial epicondyle. What do the muscles that attach to the medial epicondyle control?

Please read all the questions carefully and answer them.