Skeletal system.

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Presentation transcript:

Skeletal system

Vertebral column FUNCTIONS: 1. Support 2. Movement 3. Protection of CNS/PNS

Support

Movement

Bones

A typical vertebra

Vertebral canal

Intervertebral Discs

Fig. 45. 43 Posterolateral disc prolapse Fig. 45.43 Posterolateral disc prolapse. (By permission from Moore K, Agur AMR 2002 Essential Clinical Anatomy, 2nd edn. Philadelphia: Lippincott Williams and Wilkins.)

LIGAMENTS

Sacrum and Coccyx

Bony Thorax (Thoracic Cage)

Shoulder Osteology Clavicle Scapula Humerus

LIGAMENTS

LIGAMENTS

LIGAMENTS

Shoulder X-ray, AP projection 1, Clavicle. 2, Acromion. 3, Greater tubercle. 4, Lesser tubercle. 5, Neck of Humerus. 6, Humerus. 7, Coracoid Process. 8, Axillary border of scapula. 9, Rib.

Carrying angle Angle between humerus and ulna (arm in anatomic position) 10-15° angle Greater in females

LIGAMENTS Humero-ulnar lig. radio-ulnar lig.

Bones of the Wrist