If it were possible to have antagonistic muscle pairs in an arm contract simultaneously, what movement would the arm make?
A. The arm would move away from the body.
B. The arm would move toward the body in a curling movement.
C. The arm would be locked in position.
D. The arm could move easily in each direction.
Answer:C
If it were possible to have antagonistic muscle pairs in an arm contract simultaneously, what movement would the arm make?
A. The arm would move away from the body. B. The arm would move toward the body in a curling movement. C. The arm would be locked in position. D. The arm could move easily in each direction.