4.6 The person's calcium level in the blood was too low.
4.7 Too little HGH will lead to slow bone ossification.
4.8 Sutures exist only in childhood.
4.9 Plane, pivot, ellipsoid, saddle, ball-and-socket
4.10 The inner part of the articular capsule, the synovial membrane, is damaged.
4.11 The joint is performing rotation.
4.12 It is performing flexion.
4.13 It performed abduction.
4.14 It performed supination.
4. 15 The forearms are supinated in the anatomical position.