Body Orientation 1. 2. 3. 4. 5. 6. Standing in anatomical position the thumbs point inward/outward. Flexors are located on the anterior/posterior forearm. Standing in anatomical position the ulna is on the lateral/medial forearm. Moving the leg medially is an example of adduction/abduction. The adductors are located on the medial/lateral thigh. The adductor longus/magnus is the most powerful leg adductor. Muscles: 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. Prime mover of arm extension. Prime mover of arm flexion when hand is pronated. Muscle capable of arm flexion and hand supination. Capable of forming a closed fist Prime mover of plantar flexion Prime mover of dorsi flexion Prime mover of eversion Synergist to the calf muscle Major postural muscle of the hip and thigh when standing List the 4 muscles that make up the quadriceps group a. b. c. d. 17. List the 3 muscles that make up the hamstrings group a. b. c.