1. Frontal bone 2. Parietal bones (paired) 3. Occipital bone 4. Temporal bones (paired) 5. Sphenoid...
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Transcript of 1. Frontal bone 2. Parietal bones (paired) 3. Occipital bone 4. Temporal bones (paired) 5. Sphenoid...
![Page 1: 1. Frontal bone 2. Parietal bones (paired) 3. Occipital bone 4. Temporal bones (paired) 5. Sphenoid bone 6. Ethmoid bone CRANIAL BONES (8)](https://reader036.fdocuments.in/reader036/viewer/2022062322/56649f435503460f94c62c5c/html5/thumbnails/1.jpg)
1. Frontal bone
2. Parietal bones (paired)
3. Occipital bone
4. Temporal bones (paired)
5. Sphenoid bone
6. Ethmoid bone
CRANIAL BONES (8)
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Frontal
Parietal
Temporal
SphenoidEthmoid
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Occipital
Sphenoid Sphenoid
TemporalTemporal
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F
P
P
O
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Occipital
(Petrous portion)
Temporal(Petrous portion)
Sphenoid
EthmoidFrontal
Parietal
Temporal
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Sphenoid Sphenoid
Frontal
Middlenasal conchaeof ethmoid
Perpendicularplate of ethmoid
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FACIAL BONES (14)
1. Mandible
2. Maxillae (paired)
3. Palatine bones (paired)
4. Zygomatic bones (paired)
5. Lacrimal bones (paired)
6. Nasal bones (paired)
7. Vomer
8. Inferior Nasal Conchae (paired)
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Mandible
Maxilla
Lacrimal
Zygomatic
Nasal
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Maxilla Maxilla
Mandible
Zygomatic Zygomatic
Nasal bones
Vomer
Inferior nasal conchae
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Maxillae (palatine processes)
Palatine bones (form part of the orbit)
Vomer
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Orbital process of palatine
bone
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CRANIAL/FACIAL BONES
Special Structures
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Supraorbital foramen or notch (bilateral)
Mental foramen (bilateral)
Superior orbitalfissure (bilateral)
Inferior orbitalfissure (bilateral)
Infraorbital foramen (bilateral)
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Coronal sutureLambdoidal suture
Sagittal suture
AnteriorEnd
Posterior End
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Squamosalsuture
Frontal suture
Zygomatic processof the temporalbone
Mandibular fossa(Depression where mandible attachesto the temporal bone)
Mental foramen
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Mandibular fossa (bilateral)
Mastoid process (bilateral)
Styloid process
Styloid process
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Zygomatic process
of the temporal bone
Squamosal suture
Styloid processMastoid process
External auditorymeatus
Mandibular fossa
Zygomatic bone(facial bone)
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Foramen ovale (bilateral)
Foramen rotundum (bilateral)
Foramen lacerum (bilateral)
Optic foramen (bilateral)
Crista galli
Cribiform plate(on both sides, lateral to the Crista galli)
Sella turcica
Foramen spinosum (bilateral)
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Foramen magnum
Greater wing(sphenoid) - bilateral
Lesser wing (sphenoid) - bilateral
Jugular foramen(bilateral)
Internal acoustic meatus (bilateral)
Hypoglossal canal (bilateral)
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Occipital condyle(bilateral)
External occipital crest
Carotid canal (bilateral)
Stylomastoid foramen (bilateral)
Foramen ovale(bilateral)
Foramen lacerum(bilateral)
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Incisive fossa (may be referred to as a foramen)
Carotid canal
Jugular foramen(one opening)
Styloidprocess
Mastoidprocess
Stylomastoid foramen
External occipital protuberance
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Coronoid process
Mandibular condyle
Alveolus (tooth socket)
Mandibular symphysis
Mental foramen
Mandibular ramus
Mandibular angle
Mandibular notch
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Mandibular foramen (bilateral)
Mandibular condyle
Coronoid process
Mandibular notch
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(Posterior side)
(Anterior side)
Superior view
Greater horn
Lesser horn
Body
HYOID BONE
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Frontal
Sphenoid
Ethmoid
Maxillary
SINUSES
From Atlas of the Human Skeleton,Hutchinson, Figure 15, page 16.
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VERTEBRAL COLUMN
1. Cervical (7 Vertebrae)
Atlas (C1)
Axis (C2)
Vertebra prominens (C7)
2. Thoracic (12 Vertebrae)
3. Lumbar (5 Vertebrae)
4. Sacrum (1 bone; 5 fused parts)
5. Coccyx (1 bone; 3-5 fused parts)
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superior viewAtlas (C1)
(Anterior side)
(Posterior side)
Odontoidprocess ordens of axis (C2) would “fit” here(inferior to this placement)
Atlas = “yes” bone
Axis = “no” boneSSuperiorarticularfacets*
*Attach to occipital condyles
Transverseforamen
Vertebral foramen
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C2
Posterior
Dens
(c) Superior view of axis (C2)
Inferiorarticularprocess
Body
Superiorarticularfacet
Transverseprocess
Pedicle
Lamina
Spinous process
Figure 7.19c
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Typical cervical vertebra superior view
Transverse foramen
Vertebral foramen
Bifid spinous process
Body
Superiorarticularfacet
Inferiorarticularfacet (inferiorside of vertebra)
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Spinous process
Transverse process (bilateral)
Costal demifacet for head of rib
Costal demifacet for head of rib
Body
Superior articular process
Inferior articular process
Transverse facet for
tubercle of rib
Typical thoracic vertebra lateral view
Inferior notch(becomesintervertebral foramenwhen vertebrae are “stacked”)
rib
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Body
Vertebral foramen
Spinous process
Transverse processLamina
PedicleVertebral arch
Superior articular process
Typical lumbar vertebra superior view
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Sacrum posterior view
Superior articular process (facet)
Sacral foramenMedian
sacralcrest
Ala
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Sacrum anterior view
Ala*
Coccyx
Body
Sacralforamen
*Alae (plural)
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Ala
Sacrum superior view
Body
Coccyx
Superior articular process (facet)
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BONY THORAX
1. Sternum
2. Ribs (12 Pairs)
a. Vertebrosternal (true) ribs (1-7)
b. False ribs
1) Vertebrochondral ribs (8-10)
2) Vertebral (“Floating”) ribs (11-12)
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Sternum
Manubrium
Jugular notch
Clavicular notch
Sternal angle
Body
Xiphoid process
Xiphisternaljoint
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(Posterior end -
Attaches to vertebra)
(Anterior end -
Attaches to sternum)
Head of rib
Tubercle of rib
Neck of rib
Shaft of rib
Costal end
Typical rib superior view
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Typical rib inferior view
Costal groove
Head of rib
Tubercle of rib
Neck of rib
Angle of rib