Osteology Flashcards
Coronal
Vertical plane passing through the body, dividing it into front and back portions
Sagittal plane
Vertical plane passing through the body diving the body into left and right portions
Supine position
Lying on the back with face directed upwards
Transverse
Horizontal plane dividing the body into upper and lower parts
Ipsilateral and contralateral
Same side of the body
Opposite side of the body
Anatomical position
Standing upright with face and palms facing forward
Elevations and projections
Condyle - large round protuberance, attachment of muscles
Tuberosity- large rounded rough projection
Tubercle - rounded elevation
Hamulus
Ridge
Lip
Spine - sharply pointed projection
Holes and depressions
Fissure Canal - long tube like opening Meatus Foramen- opening for arteries, nerves Fossa - shallow depression Sulcus - shallow groove Fovea Groove
Bones and sutures seen from Norma verticalis
Frontal
Parietal
Occipital
Coronal
Sagittal
Lambdoidal
Bones and sutures seem from Norma occipitalis
Parietal
Occipital
Sagittal
Lambdoidal
Bones and sutures seen from Norma frontalis
Frontal Nasal Maxilla Zygomatic Mandible
Frontonasal
Frontozygomatic
Zygomaticomaxillary
Bones and sutures seen from norma basalis
Maxilla (palatine process) Palatine Sphenoid Temporal Occipital
Intermaxillary Transverse palatine Spheno-occipital Petro-occipital Petrosquamous Petrotympanic Squamotympanic
Bones and sutures seen in Norma lateralis
Frontal Parietal Lacrimal Temporal Zygomatic Maxilla Nasal Occipital Sphenoid
Coronal Squamosal Sphenofrontal Sphenoparietal Lambdoidal Occiptomastoid Temporozygomatic Frontozygomatic
What is the bregma?
Is the site of the membranous gap in the foetal skull. It is the junction of the coronoid and sagittal sutures called the anterior fontanella. It closes at 18m. Lambda is the posterior fontanella between the sagittal and lambdoid sutures. 6 fontanella in total.
