9. Which of the following muscles helps to abduct shoulder joint above the 90 degrees? A) Supraspinatus muscle B) Pectoralis major muscle C) Anterior fibers of deltoid muscle D) Trapezius muscle E) Middle fibers of deltoid muscle 10. Which of the followings is not a secondary cartilaginous joint? A) Sacrococcygeal symphysis B) Ischiopubic synchondrosis C) Intervertebral discs D) Manubriosternal joint E) Symphysis pubis 11. Which of the followings is a characteristic of late stage osteoarthritis? A) Boutonniere deformity B) Ulnar deviation of metacarpophalangeal joints C) Swan neck deformity of fingers D) Heberden's nodes E) Trigger finger deformity 12. After an elbow accident your patient defines larger degree of motion between his radius and ulna. Which ligament of his is most likely injured? A) Annular ligament B) Ulna collateral ligament C) Radial collateral ligament D) Interosseous ligament E) Oblique cord 13. Which of the following joints is a synovial double plane joint? A) Acromioclavicular joint B) Sternoclavicular joint C) Manubriosternal joint D) Costosternal joint E) Temporomandibular joint KASIRGA 14. Which of the following movements is related with hinge joints? A) Flexion-extension B) Abduction - adduction c) Dorsiflexion - plantar flexion D) Circumduction E) Lateral rotation - medial rotation 15. Which of the followings is the most important stability factor for the shoulder joint? A) Bone and adipose tissue B) Tendons and bone c) Ligaments and bones D) Joint capsule and ligaments E) Glenoid labrum and ligaments