1. Anterior Aspects of the Skull
Frontal bone
Parietal bone
Glabella
Frontal squama
of frontal bone
Frontonasal suture
Supraorbital foramen
(notch)
Nasal bone
Supraorbital margin
Sphenoid bone
(greater wing)
Superior orbital
fissure
Temporal bone
Optic canal
Ethmoid bone
Inferior orbital
fissure
Lacrimal bone
Zygomatic bone
Middle nasal concha
Perpendicular plate
Infraorbital foramen
Ethmoid
bone
Maxilla
Inferior nasal concha
Vomer bone
Mandible
Mental
foramen
(a)
Mandibular symphysis
Figure 7.2a

2. Posterior Aspects of the Skull
Sagittal suture
Parietal bone
Sutural
bone
Lambdoid
suture
Occipital bone
Superior nuchal line
External
occipital
protuberance
Mastoid
process
Inferior
nuchal
line
Occipitomastoid
suture
External
occipital
crest
Occipital
condyle
(b)
Figure 7.2b

3. External Lateral Aspects of the Skull
Coronal suture
Frontal bone
Sphenoid bone
(greater wing)
Parietal bone
Ethmoid bone
Temporal bone
Lacrimal bone
Lambdoid
suture
Lacrimal fossa
Squamous suture
Nasal bone
Occipital bone
Zygomatic process
Zygomatic bone
Occipitomastoid suture
Maxilla
External acoustic meatus
Mastoid process
Alveolar margins
Styloid process
Mandibular condyle
Mandible
Mandibular notch
Mental foramen
Mandibular ramus
(a)
Mandibular angle
Coronoid process
Figure 7.3a

4. Midsagittal Lateral Aspects of the Skull
(b)
Parietal bone
Coronal suture
Frontal bone
Frontal sinus
Sphenoid bone
(greater wing)
Crista galli
Nasal bone
Sphenoid sinus
Ethmoid bone
(perpendicular plate)
Vomer bone
Maxilla
Mandible
Alveolar margins
Incisive fossa
Lambdoid suture
Occipital
bone
Occipitomastoid
suture
External occipital
protuberance
Internal acoustic
meatus
Sella turcica
of sphenoid
Pterygoid
process of
sphenoid
Mandibular
foramen
Palatine
Squamous
Temporal
maxilla
Figure 7.3b

5. Inferior Portion of the Skull
Maxilla
(palatine process)
Incisive fossa
Medial palatine suture
Hard
palate
Infraorbital foramen
Palatine bone
(horizontal plate)
Maxilla
Zygomatic bone
Sphenoid bone
(greater wing)
Temporal bone
(zygomatic process)
Foramen ovale
Vomer
Foramen
lacerum
Mandibular
fossa
Carotid canal
External acoustic meatus
Styloid process
Stylomastoid
foramen
Mastoid process
Jugular foramen
Temporal bone
(petrous part)
Occipital condyle
Pharyngeal
tubercle of
basioccipital
Inferior nuchal line
Parietal bone
Superior nuchal line
External occipital crest
External occipital
protuberance
Foramen magnum
(a)
Figure 7.4a

6. Inferior Portion of the Skull
Olfactory foramina
Frontal bone
Anterior cranial fossa
Cribriform plate
Ethmoid
bone
Crista galli
Lesser wing
Sphenoid
Optic canal
Greater wing
Anterior clinoid process
Tuberculum sellae
Foramen rotundum
Hypophyseal fossa
Foramen ovale
Sella
turcica
Dorsum sellae
Posterior clinoid process
Foramen spinosum
Middle cranial
fossa
Foramen lacerum
Temporal bone
(petrous part)
Jugular foramen
Hypoglossal canal
Internal
acoustic meatus
Posterior
cranial fossa
Anterior
cranial
fossa
Parietal bone
Occipital bone
Middle
cranial
fossa
(b)
Foramen magnum
Posterior
cranial
fossa
(c)
Figure 7.4b