Divisions of the Cranium Flashcards
1. Identify the main division of the skull 2. Identify the bones that make up the skull
How many bones is the skull made of?
22
How many bones are moveable in the skull?
1
The skull (cranium) is divided into the
Neurocranium and Vasocranium
Neurocranium (aka braincase) is everything (superior/inferior) to the nasion
Superior
The cranium does not include
Mandible
The Viscerocranium is everything (inferior/superior) to the nasion
inferior
The Neurocranium consists of _ bones
8
How many paired bones does the neurocranium have?
2
How many unpaired bones does the neurocranium have?
4
Unpaired bones of the neurocranium include
Frontal, ethmoid, sphenoid, occipital
Paired bones of the neurocranium include
Parietal and temporal
There are _ bones in the Viscerocranium
14
Of the bones in the viscerocranium, _ are unpaired
2
Paired bones of the Viscerocranium include
Maxilla, zygomatic, nasal, lacrimal, palatine, inferior nasal concha
Unpaired bones of the viscerocranium include
Vomer, mandible