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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 |