1. Type OF MUSCLE CONTRACTION
Dr. Walaa S. Mohammad

2. Ascending Stairs Activity Moving segment Gravity Ms involved
Type of contraction
Ascending stairs
Thigh
Against gravity
Hip flexors
Concentric.

3. Descending Stairs Activity Moving segment Gravity Ms involved
Type of contraction
Descending stairs
Thigh
With gravity
Hip flexors
Eccentric.

4. Squatting Activity Moving segment Gravity Ms involved
Type of contraction
Squatting
Thigh
With gravity
Knee Extensor.
Eccentric.

5. Standing from Sitting Activity Moving segment Gravity Ms involved
Type of contraction
Standing from sitting
Thigh
Against gravity
Quadriceps
Concentric.

6. Standing on Toes Activity Moving segment Gravity Ms involved
Type of contraction
Standing on toes
Foot
Against gravity
Calf muscles
Concentric

7. Forward trunk lean Activity Moving segment Gravity Ms involved
Type of contraction
Forward trunk lean
Trunk
With gravity
Trunk Extensor
Eccentric.

8. Trunk flexion from supine
Activity
Moving segment
Gravity
Ms involved
Type of contraction
Trunk flex. from supine
Trunk
Against gravity
Abdominal muscles
Concentric.

9. Straight Leg Raising Activity Moving segment Gravity Ms involved
Type of contraction
Straight leg raising
Lower extremity
With gravity
Hip flexors
Eccentric.

10. Push Up Activity Moving segment Gravity Ms involved
Type of contraction
Push up
Raising phase
Upper limbs
Against gravity
Triceps
Concentric.
Push up
Lowering phase
Upper limbs
With gravity
Triceps
Eccentric.

11. Activity
Moving segment
Gravity
Ms involved
Type of contraction
Ascending stairs
Thigh
Against gravity
Hip flexors
Concentric.
Descending stairs
With gravity
Eccentric.
Squatting
Knee Extensor.
Standing from sitting
Standing on toes
Foot
Calf muscles
Concentric
Forward trunk lean
Trunk
Trunk Extensor
Trunk flex. from supine
Trunk Flexors

12. Assignments
Trunk flexion from supine and straight leg raising

13. Assignments
Straight Leg Raising from sidelying

14. Assignments
Straight Leg Raising from prone plank

15. Assignments
Back raise

16. Assignments
Sitting from standing

17. Assignments
Glute/Ham Drop 

18. Assignments
Knee extension

19. Assignments
Knee curl