Figure 12 3 Floor Of The Cranium
Inside the skull the floor of the cranial cavity is subdivided into three cranial fossae spaces which increase in depth from anterior to posterior see figure 4 figure 6b and figure 9.
Figure 12 3 floor of the cranium. Ir 8x10 crosswise center 3 4 anterior and 3 4 superior to eam collimate approximately 4 square. Ethmoid bone os ethmoidale 1. Cr angle 25 degrees cephalad to oml center cr to pass through level of eam s and exit 1 5 superior to the nasion. Occipital bone os occipitale learn the bones of the body fast with these interactive quizzes worksheets videos and.
A rapid review of the internal structures of the cranium and the exit points of the 12 cranial nerves. Cranial floor view of the skull bones. Parietal bone os parietale 1. Comprehensive anatomy and physiology for icd 10 cm and icd 10 pcs coding.
Anterior belly of digastric muscle 4. Cranial nerve i 3. Cranial floor bones of the skull. Write the appropriate number on the opposite page with its matching structure.
Posterior belly of digastric muscle. Floor of cranium each blank represents the vessel nerve that passes through the foramen. Since the brain occupies these areas the shape of each conforms to the shape of the brain regions that it contains. Inside the skull the floor of the cranial cavity is subdivided into three cranial fossae spaces which increase in depth from anterior to posterior see figure 7 6 figure 7 8b and figure 7 11.
The cranium skull is the skeletal structure of the head that supports the face and protects the brain it is subdivided into the facial bones and the brain case or cranial vault figure 6 16 the facial bones underlie the facial structures form the nasal cavity enclose the eyeballs and support the teeth of the upper and lower jaws. Frontal bone paired 16. Question 22 muscles of the floor of the mouth. Floor of the cranium each anatomical figure below corresponds with a structure on the opposite page.
Question 12 frontal view of the bones of the cranium and face. Cr centering point ir size for the pa axial haas method. Frontal bone os frontale 1.