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Lab 5
Vertebral Column & Upper Extremities
| Question | Answer |
|---|---|
| vertebrae | bones of vertebral column |
| intervertebral discs | cushion vertebrae and absorb shocks |
| vertebral column | body's axial support |
| body (centrum) | rounded central part of vertebra |
| vertebral arch | composed of pedicles, laminae, and a spinous process |
| pedicles | footlike parts of vertebra |
| laminae | part of vertebral arch |
| vertebral foramen | opening of vertebra |
| transverse process | lateral projections from vertebra |
| spinous process | single medial and posterior projection from vertebral arch |
| superior and inferior articular processes | paired projections lateral to vertebral foramen |
| cervical vertebrae | 7 bones of neck |
| atlas | c1 |
| axis | c2 |
| odontoid process (dens) | vertical process on axis |
| transverse foramen | only on cervical vertebrae |
| thoracic vertebrae | second 12 vertebrae |
| costal facets | side of thoracic vertebrae to receive ribs |
| lumbar vertebrae | 5 large vertebrae in lower spine |
| sacrum | 5 fused bones |
| coccyx | tailbone |
| bony thorax | sternum, ribs and thoracic vertebrae |
| sternum | breastbone |
| manubrium | top of sternum |
| sternum body | bulk of sternum |
| xiphoid process | inferior end of sternum |
| jugular notch | top part of sternum |
| sternal angle | line between manubrium and body on sternum |
| xiphisternal joint | point where sternum and xiphoid process fuse |
| ribs | 12 pairs form walls of bony thorax |
| true ribs | first 7 |
| false ribs | next 5 ribs |
| floating ribs | 2 pairs of ribs that don't attach to sternum |
| vertebrochondral ribs | 3 false ribs connected to costal cartilage |
| costal cartilage | bars of hyaline cartilage supporting ribs |
| pectoral girdle | clavicle and scapula |
| clavicle | collarbone |
| scapulae | shoulder blades |
| spine | sticks out from scapula |
| acromion | shoulder |
| coracoid process | beaklike part of scapula |
| superior border | thin border on top of scapula |
| medial border | border on medial side of scapula |
| lateral border | border on lateral side of scapula |
| subscapular fossa | nerve passageway |
| supraspinous fossa | smaller and on humeral end |
| infraspinous fossa | large fossa on scapula |
| glenoid cavity | shallow socket for humerus |
| humerus | upper arm bone |
| head of humerus | fits into glenoid cavity of scapula |
| anatomic neck | promixal end of humerus |
| surgical neck | inferior to anatomic neck |
| greater tubercle | large groove on humerus |
| lesser tubercle | smaller groove on humerus |
| deltoid tuberosity | where deltoid attaches to humerus |
| tochlea | distal end of humerus that looks like a spool |
| capitulum | distal end of humerus that articulates with radius |
| medial epicondyle | pointy part on distal end of humerus |
| lateral epicondyle | pointy part on distal and lateral end of humerus |
| coronoid fossa | notch above trochlea on anterior surface of humerus |
| olecranon fossa | posterior surface hole on humerus |
| radius | connects at thumb |
| head of radius | hockey puck head |
| neck of radius | distal to head |
| styloid process | pointy ends of radius and ulna |
| ulna | u-shaped bone |
| coronoid process | anterior proximal bump on ulna |
| olecranon process | large bump on proximal ulna |
| trochlear notch | separates coronoid and olecranon process on ulna |
| radial notch | on ulna |
| head of ulna | on distal end |
| carpal bones | bones of wrist |
| scaphoid | first carpal |
| lunate | second carpal |
| triquetrum | third carpal |
| pisiform | fourth carpal |
| trapezium | fifth carpal |
| trapezoid | sixth carpal |
| capitate | seventh carpal |
| hamate | eighth carpal |
| metacarpal bones | bones of hand |
| phalanges | bones of fingers |
Created by:
launawe
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