What are the bones of the cranium important for?
• house and protects the brain
What are the bones of the cranium?
- 1 Frontal bone
- 2 Parietal bones (peri-parietal)
- 1 occipital bone
- 2 temporal bones
- 1 Sphenoid bone
- 1 Ethmoid bones
What cranium bones can we see from the Anterior view?
- Frontal bone
- Parietal bones
- Sphenoid bone
- Ethmoid bone
In the anterior view; what are the Frontal bone landmarks?
- Frontal (coronal) suture
* Supraorbital foremen (notch)
In the anterior view; what are the Parietal bones landmarks?
• Sagittal suture
In the anterior view; what are the Temporal bone’s landmarks?
• Squamous Suture
In the anterior view what are the Sphenoid landmarks?
- Supraorbital fissure
* Infraorbital fissure
In the anterior view; what are the Ethmoid landmarks?
• Perpendicular plate
What cranium bones can you see form the lateral view?
- Frontal
- Parietal
- Occipital
- Sphenoid
In lateral view; what are the Frontal landmarks?
- Frontal (coronal) suture
* Pterion
In lateral view; what are the Parietal bone landmarks?
• Pterion
In lateral view; what are the Occipital landmarks?
• Lambdoid suture
In Lateral view what are the temporal landmarks?
- Pterion
- external acoustic (auditory) meatus
- mastoid process
- styloid process
- zygomatic process
In lateral view; what are the Sphenoid bone’s landmarks?
• Ptarion
What does the Ptarion region connect?
- Frontal bone
- Parietal bones
- Temporal bones
- Sphenoid bone
In the inferior view; what cranium bones can you see?
- temporal bones
- occipital bone
- sphenoid bone
In the inferior view; what are the landmarks of the temporal bone?
- zygomatic process
- zygomatic arch
- mandibular fossa
- Styloid process
- mastoid process
- foramen lucerum
- carotid canal
In the inferior view; what are the landmarks of the sphenoid bone?
- foramen ovale
* foramen spinosum
In the inferior view; what are the landmarks of the occipital bone?
- jugular foremen
- occipital condyle
- foremen magnum
What cranium bones can you see in the internal cranial floor?
- frontal
- parietal
- temporal
- sphenoid
- occipital
- ethmoid
In the internal cranial floor view; what are the landmarks of the ethmoid bone?
- crista Galli
* cribriform plate
In the internal cranial floor view; what are the landmarks of the sphenoid bone?
- greater wing
- foramen rotudum
- sells turcica
- foramen ovale
- foramen spinosum
- Optic foramen
- hypophyseal fossa
In the internal cranial floor view; what are the landmarks of the temporal bone?
- foramen lacerum
- carotid canal
- internal auditory meatus
In the internal cranial floor view; what are the landmarks of the occipital bone?
- foramen magnum
- jugular foramen
- fossa for cerebellum
