The Axial Skeleton Flashcards
How many bones form the typical adult appendicular skeleton?
126 bones
How many bones form typical adult axial skeletons?
80 bones
What bones form the axial skeleton?
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 the typical adult skull?
The neurocranium, the facial skeleton (splanchnocranium or visceral cranium) and the auditory ossicles
What is the total number of bone forming the adult skull?
28 bones
How many bones form the typical adult neurocranium?
8
What bones form the facial skeleton?
Mandible, vomer, nasal, maxilla, lacrimal, inferior nasal concha, palatine and zygomatic
How many bones form the facial skeleton (splanchnocranium or visceral skeleton)?
14 bones
How many bone comprise the typical adult auditory ossicles?
6 bones (2 malleus, 2 incus, 2 stapes)
How many bones are present in the adult hyoid bone?
1 bone
What bones comprise the typical adult vertebral column or spinal column?
The cervical, thoracic, lumbar vertebrae, sacrum, and coccyx
What is the number of bones comprising each region of the typical adult spinal column or vertebral column?
7 cervical, 12 thoracic, 5 lumbar vertebrae, 1 sacrum, 1 coccyx
What is the name given to the presacral region of typical adult vertebral column or spinal column
Spine
