Gross Anatomy Unit 3: BONES-Skull

Frontal Bone

Crest (of frontal bone)

Groove for superior sagittal sinus (of frontal bone)

Foramen Cecum (of frontal bone)

Orbital part/surface (of frontal bone)

Frontal sinus

Supraorbital margin

supraorbital foramen/notch

supraorbital artery, vein, and nerve

what goes through this structure?

superior temporal line (of frontal bone)

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inferior temporal line (of frontal bone)

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zygomatic process of frontal bone

Temporal Bone

articular tubercle (of temporal bone)

carotid canal (of temporal bone)

internal carotid artery and carotid plexus

What passes through this structure?

External acoustic meatus

foramen lacerum (with sphenoid bone)

greater petrosal nerve

what passes through this structure?

groove for occipital artery

occipital artery

what passes through this structure?

internal acoustic meatus

Facial and vestibulocochlear nerves

What passes through this structure?

mandibular fossa

mastoid process

mastoid notch

posterior belly of the digastric muscle

what attaches here?

petrous part (of temporal bone)

squamous (squamosal) part of temporal bone

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styloid process (of temporal bone)

jugular foramen

jugular fossa

inferior petrosal sinus

Glossopharyngeal nerve

Vagus nerve

Accessory Nerve

Sigmoid sinus

Posterior meningeal artery

what passes through this structure?

temporal fossa

zygomatic process of temporal bone

Sphenoid

anterior clinoid process of the sphenoid bone

body (of sphenoid bone)

carotid canal and foramen (of sphenoid bone)

carotid groove/sulcus (of sphenoid bone)

internal carotid artery

what passes along this structure?

chiasmic sulcus/groove

clivis(of sphenoid bone)

foramen ovale (of sphenoid bone)

Mandibular nerve

Accessory meningeal A

Lesser petrosal N

what passes through this structure?

Foramen Rotundum (of sphenoid bone)

Maxillary N

what passes through this structure?

Foramen Spinosum (of sphenoid bone)

Middle meningeal branch A and V

what passes through this structure?

Greater wing (of sphenoid bone)

temporal surface (of sphenoid bone)

inferior orbital fissure (of sphenoid bone)

lesser wing (of sphenoid bone)

optic canal (of sphenoid bone)

optic N

opthalmic A

what passes through this structure

Pterygoid fossa

pterygoid process

medial pterygoid plate of pterygoid process

hamulus of sphenoid bone

lateral pterygoid plate of pterygoid process

sella turcica

Pituitary gland

What is held in this structure?

dorsum sellae of sella turcica

hypophysial fossa of sella turcica

posterior clinoid process of sella turcica

tuberculum sellae of sella turcica of sphenoid bone

spine (of sphenoid bone)

Occipital Bone

Basilar part (of occipital bone)

Condylar Canal (of the occipital bone)

Emissary V

Meningeal branch of ascending pharyngeal A

what passes through this structure?

External occipital crest (median nuchal line)

Nuchal ligament

what attaches here?

External occipital protuberance

nuchal ligament and trapezius m

what attaches here?

Inion (external occipital protuberance)

most prominent point of external occipital protuberance

foramen magnum

medulla oblongata

vertebral arteries

venous plexus

Spinal roots of accessory nerves

Spinal accessory nerve

what passes through this structure?

groove for superior sagittal sinus

groove for transverse sinus

hypoglossal canal (occipital)

hypoglossal N

what passes through this structure?

Internal occipital crest

falx cerebelli

what attaches here?

internal occipital protuberance

tentorium cerebelli

what attaches here?

inferior nuchal line of occipital bone

rectus capitis posterior major and minor

what attaches here?

superior nuchal line of occipital bone

semispinalis capitis, obliquus capitis superior, splenius capitis, occipitofrontalis (occipital belly), SCM,

what attaches here?

occipital condyle

superior articular facet of C1 (forms atlanto-occipital joint)

what attaches here?

pharyngeal tubercle (of occipital bone)

Parietal Bone

foramen (emissary) of parietal bone

granular foveolae (of parietal bone)

Groove for middle meningeal artery (of parietal bone)

Groove for superior sagittal sinus (of parietal bone)

parietal eminence (of parietal bone)

Superior temporal line (parietal bone)