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Skull and Skeleton Make Up Quizzam LE 7-2-1 Fill in the following Table of the Skeleton 1 Auditory ossicles 1 Occipital bone 1 Maxillae 2 Parietal bones 2 Palatine bones 2 2 1 Temporal bones 2 6 Sphenoid 3 6 1 1 4 Inferior nasal conchae 2 2 Zygomatic bones 2 5 2 Vomer 1 Mandible 1 LE 7-1a LE 7-1b-0 (see Figure 8–1) Cranium 8 Skull Face Skull and associated 29 bones Associated bones Thoracic 25 cage 14 Auditory ossicles 6 Hyoid 1 Sternum 1 Ribs 24 Vertebrae 24 Vertebral column 26 Sacrum 1 Coccyx 1 LE 7-1b-1 (see Figure 8–1) Cranium 8 Skull Face Skull and associated 29 bones Associated bones Thoracic 25 cage 14 Auditory ossicles 6 Hyoid 1 Sternum 1 Ribs 24 Vertebrae 24 Vertebral column 26 Sacrum 1 Coccyx 1 LE 7-2-0 PARIETAL BONE FRONTAL BONE Cranial bones Facial bones TEMPORAL BONE SPHENOID ETHMOID OCCIPITAL BONE Cranial bones LACRIMAL BONE Auditory ossicles enclosed in temporal bones 6 (detailed in Chapter 17) Hyoid bone 1 Occipital bone 1 Maxillae 2 Parietal bones 2 Palatine bones 2 1 Nasal bones 2 Temporal bones 2 Inferior nasal conchae 2 Zygomatic bones 2 Lacrimal bones 2 Vomer 1 Mandible 1 Frontal bone Sphenoid Ethmoid 1 NASAL BONE VOMER ZYGOMATIC BONE MAXILLA MANDIBLE 1 Facial bones LE 7-2-2 Cranial bones Facial bones PARIETAL BONE FRONTAL BONE SPHENOID ETHMOID TEMPORAL BONE LACRIMAL BONE OCCIPITAL BONE NASAL BONE VOMER ZYGOMATIC BONE Cranial bones MAXILLA MANDIBLE Facial bones LE 7-3-ac OCCIPITAL BONE Sagittal suture PARIETAL BONE (left) Lambdoid suture PARIETAL BONE (right) PARIETAL BONE (right) Lambdoid suture PARIETAL BONE (left) Sagittal suture Squamous suture OCCIPITAL BONE TEMPORAL BONE Coronal suture Mastoid process FRONTAL BONE Styloid process ZYGOMATIC BONE Occipital condyle External occipital protuberance MANDIBLE NASAL BONES Superior view Posterior view Coronal suture Squamous suture FRONTAL BONE PARIETAL BONE SPHENOID Supra-orbital foramen Squamous part of temporal bone NASAL BONE TEMPORAL BONE Lambdoid suture LACRIMAL BONE ETHMOID External acoustic meatus Infra-orbital foramen OCCIPITAL BONE MAXILLA ZYGOMATIC BONE Mastoid process Styloid process Zygomatic arch MANDIBLE Zygomatic process of temporal bone Mental foramen Mental protuberance Temporal process of zygomatic bone Lateral view LE 7-3-de Coronal suture PARIETAL BONE ETHMOID FRONTAL BONE SPHENOID Supra-orbital foramen Optic canal TEMPORAL BONE Superior orbital fissure PALATINE BONE Inferior orbital fissure LACRIMAL BONE Temporal process of zygomatic bone ZYGOMATIC BONE Mastoid process of temporal bone Infra-orbital foramen NASAL BONE Middle nasal concha (part of ethmoid) MAXILLA Perpendicular plate of ethmoid Inferior nasal concha VOMER MANDIBLE Mental foramen Anterior view Mental protuberance FRONTAL BONE MAXILLA ZYGOMATIC BONE PALATINE BONE VOMER SPHENOID Zygomatic arch Foramen ovale Medial and lateral pterygoid processes Styloid process Foramen lacerum Mandibular fossa Carotid canal External acoustic meatus TEMPORAL BONE Jugular foramen Mastoid process Lambdoid suture Stylomastoid foramen Occipital condyle OCCIPITAL BONE External occipital protuberance Foramen magnum Inferior view Bony nasal septum LE 7-3a LE 7-3b Superior view LE 7-3c FRONTAL BONE PARIETAL BONE TEMPORAL BONE OCCIPITAL BONE Styloid process MANDIBLE Lateral view LE 7-3d FRONTAL BONE Anterior view LE 7-3e Inferior view LE 7-4 SPHENOID Coronal suture Hypophyseal fossa of sella turcica FRONTAL BONE PARIETAL BONE Sphenoidal sinus (right) Squamous suture Frontal sinus TEMPORAL BONE Crista galli Lambdoid suture NASAL BONE Internal acoustic meatus ETHMOID VOMER OCCIPITAL BONE MAXILLA Hypoglossal canal Styloid process PALATINE BONE MANDIBLE Sagittal Section Crista galli FRONTAL BONE Cribriform plate ETHMOID Sella turcica Foramen rotundum Foramen lacerum SPHENOID Foramen ovale TEMPORAL BONE Foramen spinosum Carotid canal Foramen magnum PARIETAL BONE Internal acoustic meatus Jugular foramen Internal occipital crest Hypoglossal canal OCCIPITAL BONE Horizontal Section LE 7-4a Coronal suture Sagittal Section LE 7-4b Foramen magnum Horizontal Section LE 7-5 Hypoglossal canal Occipital condyle Foramen magnum Superior temporal line Inferior nuchal line External occipital crest External occipital protuberance Inferior temporal line Superior nuchal line Occipital bone, inferior view Right parietal bone, lateral view LE 7-5a Hypoglossal canal Occipital condyle Foramen magnum Inferior nuchal line External occipital crest External occipital protuberance Superior nuchal line Occipital bone, inferior view LE 7-5b Superior temporal line Inferior temporal line LE 7-6 Supra-orbital foramen Frontal sinus Supra-orbital margin Lacrimal fossa Frontal (metopic) suture Frontal squama Inferior (orbital) surface Supra-orbital margin Supra-orbital notch Anterior surface Superior temporal line LE 7-6a Frontal squama Supra-orbital margin Frontal (metopic) suture Supra-orbital notch Anterior surface Superior temporal line LE 7-6b Inferior (orbital) surface LE 7-7 Squamous part Squamous part Mandibular fossa External acoustic meatus Mastoid process Zygomatic process Styloid process Lateral view External acoustic meatus Mastoid process, cut to show mastoid air cells Mastoid air cells Petrous part Internal acoustic meatus Styloid process Medial view Mastoid process LE 7-7a Lateral view LE 7-7b Squamous part Zygomatic process Petrous part Internal acoustic meatus Styloid process Medial view Mastoid process LE 7-7c External acoustic meatus Mastoid process, cut to show mastoid air cells Mastoid air cells LE 7-8 Superior surface Foramen rotundum Optic groove Lesser wing Optic canal Foramen ovale Greater wing Foramen spinosum Sella turcica Superior orbital fissure Anterior surface Greater wing Foramen rotundum Pterygoid plates Sphenoidal spine Orbital surface Sphenoidal sinus Lesser wing Body Pterygoid process LE 7-8a Superior surface Foramen rotundum Optic groove Foramen ovale Foramen spinosum Lesser wing Optic canal Greater wing Sella turcica Sphenoidal spine LE 7-8b Orbital surface Body LE 7-9 Crista galli Olfactory foramina Lateral mass containing ethmoidal labyrinth Superior nasal concha Crista galli Cribriform plate Perpendicular plate Superior surface Perpendicular plate Posterior surface Middle nasal concha LE 7-9a Olfactory foramina Lateral mass containing ethmoidal labyrinth Crista galli Cribriform plate Perpendicular plate Superior surface LE 7-9b Posterior surface LE 7-10 Palatine bone (horizontal plate) Orbital rim Palatine process Infra-orbital foramen Alveolar process Anterior nasal spine Alveolar process Zygomatic process Maxillary sinus Horizontal section through right maxilla and palatine bone Lateral surface Orbital process Horizontal plate Perpendicular plate Anterior view of palatine bones LE 7-10a Lateral surface LE 7-10b Palatine bone (horizontal plate) Palatine process Alveolar process Maxillary sinus Horizontal section through right maxilla and palatine bone LE 7-10c Orbital process Horizontal plate Perpendicular plate Anterior view of palatine bones LE 7-11 Supra-orbital foramen SPHENOID Optic canal NASAL BONE Lacrimal sulcus LACRIMAL BONE Superior orbital fissure TEMPORAL BONE Middle nasal concha Zygomaticofacial foramen Inferior nasal concha ZYGOMATIC BONE Temporal process of zygomatic bone Infra-orbital foramen MAXILLA Mastoid process Perpendicular plate of ethmoid VOMER Bony nasal septum LE 7-11-1 Bony nasal septum LE 7-11-2 Bony nasal septum LE 7-12 Articular surface for temporomandibular joint Coronoid process Teeth Mandibular notch Alveolar process Head Ramus Body Mental protuberance Condylar process Angle Mental foramen Lateral view Coronoid process Articular surface Alveolar process Greater horn Condylar process Mandibular foramen Mylohyoid line Lesser horn Body Depression for submandibular salivary gland Medial view Anterior-superior view LE 7-12a Ramus Body Lateral view LE 7-12b Coronoid process Articular surface Alveolar process Condylar process Mandibular foramen Mylohyoid line Depression for submandibular salivary gland Medial view LE 7-12c Anterior-superior view LE 7-13 FRONTAL BONE FRONTAL BONE Supra-orbital notch Optic canal SPHENOID Optic canal Supra-orbital notch SPHENOID ETHMOID LACRIMAL BONE Superior orbital fissure Lacrimal sulcus Inferior orbital fissure Nasolacrimal canal ZYGOMATIC BONE Infra-orbital groove PALATINE BONE Infra-orbital foramen MAXILLA Superior orbital fissure ETHMOID Nasolacrimal canal Inferior-orbital fissure Infra-orbital groove ZYGOMATIC BONE MAXILLA Infra-orbital foramen LE 7-13-1 FRONTAL BONE Supra-orbital notch Optic canal SPHENOID ETHMOID LACRIMAL BONE Superior orbital fissure Lacrimal sulcus Inferior orbital fissure Nasolacrimal canal ZYGOMATIC BONE Infra-orbital groove PALATINE BONE Infra-orbital foramen MAXILLA LE 7-13-2 FRONTAL BONE Optic canal Supra-orbital notch SPHENOID Superior orbital fissure ETHMOID Nasolacrimal canal Inferior-orbital fissure Infra-orbital groove ZYGOMATIC BONE MAXILLA Infra-orbital foramen LE 7-14 FRONTAL BONE Cranial cavity Ethmoidal air cell FRONTAL BONE Frontal sinuses Perpendicular plate of ethmoid Sphenoidal sinuses Maxillary sinus NASAL BONE Middle Inferior MAXILLA (bony palate) Right orbit MAXILLA (bony palate) Nasal conchae Tongue MANDIBLE VOMER Sagittal section Middle nasal concha Inferior nasal concha Superior PALATINE BONE (bony palate) Frontal sinus ZYGOMATIC BONE ETHMOID SPHENOID Superior nasal concha Head, coronal section LE 7-14a FRONTAL BONE Frontal sinuses Sphenoidal sinuses ETHMOID SPHENOID NASAL BONE Superior PALATINE BONE (bony palate) Middle Inferior MAXILLA (bony palate) Sagittal section Nasal conchae LE 7-14b FRONTAL BONE Cranial cavity Ethmoidal air cell Perpendicular plate of ethmoid Superior nasal concha Frontal sinus Middle nasal concha Right orbit ZYGOMATIC BONE Maxillary sinus Inferior nasal concha MAXILLA (bony palate) Tongue MANDIBLE VOMER Head, coronal section LE 7-15 TEMPORAL BONE Coronal suture Sphenoidal fontanelle FRONTAL BONE PARIETAL BONE Squamous suture NASAL BONE Lambdoid suture MAXILLA OCCIPITAL BONE SPHENOID MANDIBLE Mastoid fontanelle PARIETAL BONE Lateral view Lambdoid suture FRONTAL BONE Coronal suture Frontal suture Anterior fontanelle FRONTAL BONE Sagittal suture OCCIPITAL BONE PARIETAL BONE Occipital fontanelle Superior view LE 7-15a TEMPORAL BONE Coronal suture Sphenoidal fontanelle FRONTAL BONE PARIETAL BONE Squamous suture NASAL BONE Lambdoid suture MAXILLA OCCIPITAL BONE SPHENOID MANDIBLE Lateral view Mastoid fontanelle LE 7-15b PARIETAL BONE Lambdoid suture FRONTAL BONE Coronal suture Frontal suture Anterior fontanelle FRONTAL BONE Sagittal suture OCCIPITAL BONE PARIETAL BONE Occipital fontanelle Superior view LE 7-16 C1 C2 C3 C4 C5 C6 C7 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 L1 L2 L3 L4 L5 LE 7-18 Superior articular process Articular processes Transverse process Superior view Superior articular process Inferior articular facet Inferior articular facet Inferior articular process Spinous process Transverse process Arrow passing through vertebral foramen Lateral and inferior view Superior articular facets Inferior articular process Superior articular process Lamina of vertebral arch Intervertebral foramen Intervertebral disc Spinous process Pedicle Vertebral body Vertebral body Spinous process Vertebral arch Vertebral body Pedicle Vertebral foramen Intervertebral disc Transverse process Inferior view Vertebral body Posterior view Inferior articular process Vertebral body Inferior articular facet Arrow passing through vertebral canal Lateral view LE 7-18a Articular processes Vertebral arch Vertebral body Superior view LE 7-18b Superior articular process Pedicle Transverse process Vertebral body Spinous process Inferior articular facet Inferior articular process Arrow passing through vertebral foramen Lateral and inferior view LE 7-18c Superior articular process Spinous process Transverse process Inferior articular facet Inferior articular process Pedicle Vertebral body Inferior view Vertebral foramen LE 7-18d Superior articular facets Superior articular process Lamina of vertebral arch Spinous process Intervertebral disc Transverse process Vertebral body Posterior view Inferior articular process LE 7-18e Superior articular facets Lamina of vertebral arch Intervertebral foramen Intervertebral disc Spinous process Transverse process Vertebral body Inferior articular facet Arrow passing through vertebral canal Lateral view LE 7-19 Vertebral arch C1 C2 Spinous process Lamina Vertebral foramen Superior articular process C3 Pedicle C4 C5 C6 Spinous process of vertebra prominens Vertebral body C7 Transverse process Costal process Cervical vertebrae Superior articular facet Transverse foramen Typical cervical vertebra (superior view) Transverse process Superior articular process Anterior arch Inferior articular process Dens of axis Transverse ligament Atlas (C1) Spinous process Bifid tip of spinous process Posterior arch Location of transverse foramen Inferior articular facet Axis (C2) Vertebral body Typical cervical vertebra (lateral view) The atlas–axis complex LE 7-19a C1 C2 C3 C4 C5 C6 Spinous process of vertebra prominens C7 Cervical vertebrae LE 7-19b Vertebral arch Spinous process Lamina Vertebral foramen Superior articular process Pedicle Vertebral body Transverse process Costal process Superior articular facet Transverse foramen Typical cervical vertebra (superior view) LE 7-19c Transverse process Superior articular process Inferior articular process Spinous process Bifid tip of spinous process Location of transverse foramen Inferior articular facet Vertebral body Typical cervical vertebra (lateral view) LE 7-19d Anterior arch Dens of axis Transverse ligament Atlas (C1) Posterior arch Axis (C2) The atlas–axis complex LE 7-20 Spinous process Transverse process T1 Lamina T2 Intervertebral foramen T3 T4 T5 Vertebral foramen Superior articular facet Transverse costal facet T6 Thoracic vertebrae (T1–T12) Vertebral body T7 Superior costal facet T8 T9 Thoracic vertebra, superior view T10 T11 T12 Thoracic vertebrae, lateral view Transverse costal facet for tubercle of superior rib Superior articular facet Transverse process Superior costal facet for head of superior rib Vertebral body Spinous process Inferior costal facet for head of inferior rib Thoracic vertebra, lateral view LE 7-20a T1 T2 Intervertebral foramen T3 T4 T5 T6 Thoracic vertebrae (T1–T12) T7 T8 T9 T10 T11 T12 Thoracic vertebrae, lateral view LE 7-20b Spinous process Transverse process Lamina Superior articular facet Vertebral foramen Vertebral body Transverse costal facet Superior costal facet Thoracic vertebra, superior view LE 7-20c Transverse costal facet for tubercle of superior rib Superior articular facet Transverse process Superior costal facet for head of superior rib Vertebral body Spinous process Inferior costal facet for head of inferior rib Thoracic vertebra, lateral view LE 7-21 L1 L2 L3 L4 L5 Sacrum Coccyx Transverse process Superior articular facet Spinous process Superior articular process Superior articular process Transverse process Vertebral foramen Spinous process Vertebral body Pedicle Inferior articular facet Lamina Vertebral body Inferior articular process Lateral view Superior view Transverse process Pedicle LE 7-21a L1 L2 L3 L4 L5 Sacrum Coccyx LE 7-21b Transverse process Spinous process Superior articular process Vertebral body Pedicle Inferior articular facet Inferior articular process Lateral view LE 7-21c Superior view LE 7-22 Articular process Entrance to sacral canal Base Sacral promontory Sacral tuberosity Sacral foramina Median sacral crest Sacral cornu Sacral curve Coccygeal cornu Posterior surface Ala Auricular surface Lateral sacral crest Sacral hiatus Ala Transverse lines Apex Coccyx Lateral surface Anterior surface LE 7-22a Articular process Entrance to sacral canal Sacral tuberosity Lateral sacral crest Median sacral crest Sacral hiatus Sacral cornu Coccygeal cornu Posterior surface LE 7-22b Lateral surface LE 7-22c Base Transverse lines Apex Anterior surface LE 7-23 Jugular notch T1 Clavicular articulation 1 Manubrium Sternum 2 3 Body True ribs (ribs 1–7) 4 Xiphoid process 5 Costal cartilages 10 T11 T12 11 Vertebrochondral ribs (ribs 8–10) 12 6 7 8 9 False ribs (ribs 8–12) Floating ribs (ribs 11–12) Anterior view C7 1 T1 2 T2 3 1 2 3 T3 4 4 T4 5 T5 5 T6 6 T7 7 6 7 8 T8 True ribs (ribs 1–7) 8 T9 9 9 T10 10 10 T11 11 11 T12 12 12 L1 Posterior view False ribs (ribs 8–12) LE 7-23a T1 1 2 3 4 5 10 T11 T12 11 12 6 7 8 9 Anterior view LE 7-23b C7 1 T1 2 1 2 T2 3 3 T3 4 4 T4 5 T5 5 T6 6 T7 7 6 7 T8 8 8 T9 9 9 T10 10 10 T11 11 11 T12 12 12 L1 Posterior view LE 7-24 Transverse costal facet Tubercle of rib Angle Neck Head (capitulum) Demifacet Vertebral end Sternum Superior view Attachment to costal cartilage (sternal end) Head Neck Articular facets Ribs Tubercle Body Costal groove Posterior view Angle Movement of curved ribs affects the volume of the thoracic cavity LE 7-24a Transverse costal facet Tubercle of rib Angle Neck Demifacet Head (capitulum) Superior view Vertebral end LE 7-24b