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Axial Skeleton RLT
| Term | Definition |
|---|---|
| Fissure | Narror slit-like opening |
| Foramen | large hole |
| Meatus | tube like passage way |
| Sinus | air filled vaity |
| Process | projection of a bone |
| Condyle | large roughly rounded process |
| Facet | flat smooth surface |
| Head | a round process supported on a narrow part |
| Crest | a prominent ridge |
| epicondyle | above a condyle |
| line | smaller than a crest |
| spine | long thin process |
| trochanter | large process of the femur |
| tuberacle | a small rounded process |
| tuberosity | a large rough process |
| The four sutures of the adult skull | coronal, lambdoidal, sagittal, squamosal |
| The 8 cranial bones | Frontal, parietal (2), occipital, temporal (2), sphenoid, ethmoid |
| Temporal bone features | External auditory meatus, mastoid process, mandibular fossa, styliod process, petrous part, zygomatic process |
| sphenoid bone features | sinus, greater wing, sella turcica (turks saddle) |
| Ethmoid | Cribform plate, perpendicular plate, ethmoid sinuses, superior and middle conchae |
| Facial bones | nasal, vomer, maxilla, zygomatic, lacrimal, inferior nasal concha,palatine, mandible |
| Fetal Skull | anterior fortanelle, posterior fontanelle, sphenoidal fontanelle, mastoid fontanelle |
| Define Fontanelle | soft spots made from dense connective tissue |
| Auditory ossicles from middle ear | Hammer, anvil, stirrup |
| Vertbrae Types and How many of each | Cervical- 7 Thoracic- 12 Lumbar- 5 Sacrum Coccyx |
| Cervical Vertebrae | C-1 atlas C-2 axis |
| Features of Cervical Vertebra | Body, lamina, pedicle, spinous process, transverse process, transverse foramen, vertebral foreman, dens (axis only), cervical curvature |
| Kyphosis | Exaggerated curvature associated with the cervical vertebra |
| Features of Thoracic Vertebra | BOdy, vertebral arch, lamina, pedicle, spinous process, vertbral foramen, transverse process with facet for rib's articulation, superior and inferior articular processes (joins vertebrae above and below) thoracid curvature |
| Features of Lumbar Vertebra | Body, lamina, pedicle, spinous process, transverse process, vertebral foramen, lumbar curvature (exaggerated lumbar curvature is called lordosis) |
| Sacrum | 5 Fused vertebrae Anterior and posterior sacral foramina, sacral promontory, sacral curvature |
| Coccyx | 4 fused vertebrae |
| Thoracic cage | first seven ribs are true ribs last 5 are false ribs |
| Features of Sternum | Manubrium Jugular notch clavicular notch body of sternum xiphoid process |
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