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Neck/Trunk Anatomy
Anatomy
| Question | Answer |
|---|---|
| regions of the spine | cervical, thoracic, lumbar, sacrum, and coccyx |
| cervical | C1-C7 |
| thoracic | T1-T12 |
| lumbar | L1-L5 |
| sacrum | 5 fused bones |
| coccyx | 4 fused bones |
| kyphotic curve | thoracic, hunched over |
| lordotic curve | cervical and lumbar, leaned back |
| spine | surrounds spinal cord |
| facet | small, smooth surface on a bone |
| facet joint | two facets together |
| All motions of cervical, thoracic, and lumbar | rotation, extension, flexion, and lateral bending |
| atlanto-occipital joint | nodding, flexion and extension |
| atlantoaxial joint | shaking of head, rotation |
| atlas bone | circular in shape |
| axis bone | deus/ odontoid process |
| true ribs | 7 |
| floating ribs | 2 |
| false ribs | 4 |
| shoulder | glenohumeral joint |
| shoulder girdle | clavicle, sternum, and scapula |
| glenoid fossa | increase ROM and decrease stability |
| ball and socket joint | triaxial joint |
| movements of the shoulder | ad/abduction, internal or external rotation, flexion and extension, horizontal ab/adduction |
| scapulohumeral rhythm | after 30 degrees - 2 degrees of humeral motion/ 1 degree of scapulothoracic |
| scapulothoracic joint | protraction, retraction, elevation, depression, upward and downward rotation |
| elbow joint | humeroulnar joint |
| Humeroulnar Joint- hinge joint | uniaxial, flexion and extension, sagittal plane, frontal axis |
| radioulnar joint- pivot joint | uniaxial, supination, pronation, transverse plane, vertical axis |
| wrist | carporadial |
| ellisodial/codyloid joint | biaxial, flexion and extension-sagittal ulnar deviation/ radial radiation- frontal |