Day 2 Flashcards
What are the types of rounded osseous elevations?
Tubercle, protuberance, trochanter, tuber or tuberosity and malleolus
What are the categories of sharp osseous elevations?
Spine and process
What are the categories of osseous linear depressions?
Notch or incisure, groove, and sulcus
What are the categories of rounded osseous depressions?
The fovea and fossa
What is the definition of an osseous ostium?
A round or oval opening on the surface of bone
What is the definition of an osseous hiatus?
An irregular opening on the surface of bone
What is the name given to an ostium which does not completely penetrate through a region of bone but appears as a build-ended passageway?
Meatus
What is the definition of an osseous fissure?
An irregular slit-like or crack-like appearance between the surfaces of adjacent bones
What are the categories of osseous facets?
Flat facets and rounded facets
What are the categories of rounded osseous facets?
Articular heads and articular condyles
What are the categories of osseous depressions?
linear and rounded depressions
What are the names given to openings on the surface of bone?
ostium or orifice and hiatus
What is the definition of an osseous foramen?
an ostium passing completely through a thin region of bone
What is the definition of an osseous canal?
an ostium passing completely through a thick region of bone
What is the definition of an osseous condyle?
a knuckle-shaped surface on bone for osseous articulation
How many bones form the typical adult axial skeleton?
80 bones
What bones form the axial skeleton?
the skull, hyoid, vertebral column, sternum and ribs
What is the name given to the adult skull minus the mandible?
the cranium
What are the names given to the top of the adult skull?
the calvaria or calva
What are the categories of bone forming they typical adult skull?
the neurocranium, the facial skeleton (splanchocranium or visceral skelton) and the auditory ossicles
How many bones form the typical adult neurocranium?
8 bones
What is the facial skeleton (splanchnocranium or visceral skeleton)?
the bones that support the face
How many bones form the facial skeleton (splanchonocranium or visceral skeleton)?
14 bones
by strict definition, what is the splanchnocranium?
the bones that support the face minus the mandible
How many bones comprise the typical adult auditory ossicles?
6 bones
How many bones are present in the adult hyoid?
1 bone
What bones comprise the typical adult vertebral column or spinal column?
the cervical, thoracic, lumbar vertebrae and the sacrum and coccyx
What is the name given to the pre sacral region of the typical adult vertebral column or spinal column?
the spine
What is the total number of bones forming the typical adult spine?
24 bones
How many bones are present in the typical adult sternum?
1 bone
How many ribs are present in the typical adult skeleton?
12 pair or 24 ribs
What is the total number of bones forming the typical adult skull?
28 bones
