Question

5. Palpating the same points, as your partner starts to bend his/her knee (from a fully extended position), you should feel the tibial tuberosity internally rotate. Again, this is subtle. What muscle is responsible for the internal rotation of the knee to allow for flexion? (1 point) 6. Analyze each exercise in the chart below. Determine the knee joint movements occurring and muscles primarily responsible for causing/controlling those movements. Indicate the type of contraction in the last column as follows: 1 - isometric, C-concentric, E - eccentric. (8 points) Exercise Phase Movement Agonists Type Upward Barbell Front Squat Downward Upward Forward Lunge (Front Leg) Downward Upward Seated Leg Extension Machine Downward Upward Prone Leg Curl Machine Downward

Answer 1

5. Popliteus muscle is responsible for the internal rotation of the knee to allow for flexion.

6. Exercise