Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9....
Transcript of Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9....
![Page 1: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/1.jpg)
TEMPORAL REGION
By: Dr. Zainab Majid
![Page 2: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/2.jpg)
![Page 3: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/3.jpg)
Pterion
Temporal
Parietal Frontal
Greater wing of
sphenoid
![Page 4: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/4.jpg)
Pterygopalatine fossa Pterygopalatine fossa
Maxilla
Sphenoid
Alveolar foramen
Rotundum f.
Palatine
![Page 5: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/5.jpg)
A. Temporal Fossa and
B. Infratemporal Fossa
![Page 6: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/6.jpg)
Temporal Fossa
Infratemporal
Fossa
Temporal Fossa and Infratemporal Fossa
(above zygomatic arch)
(below zygomatic arch)
![Page 7: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/7.jpg)
Floor (Medial Wall)
parietal frontal
greater wing of
sphenoid
temporal
(squamous
portion)
Anterior Wall
zygomatic bone
frontal bone
![Page 8: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/8.jpg)
INFRATEMPORAL FOSSA
![Page 9: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/9.jpg)
A. Temporal Fossa: Inferior Boundary of Medial Wall
infratemporal crest
lateral surface of
greater wing of sphenoid
Anterior View
of Sphenoid
![Page 10: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/10.jpg)
temporalis fascia
temporalis muscle
Roof (Lateral Wall)
Contents
A. Temporal Fossa: Lateral Wall and Content
zygomatic arch
(inferior boundary
of lateral wall)
![Page 11: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/11.jpg)
![Page 12: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/12.jpg)
B. Infratemporal Fossa
roof
lateral wall
posterior
wall
postero-lateral view
lateral view
anterior wall
(not seen)
medial
wall
(not
seen)
(like a wedge of cheese, with
sharp edge pointing inferiorly)
![Page 13: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/13.jpg)
lateral wall
ramus of mandible
Infratemporal Fossa: Lateral Wall
![Page 14: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/14.jpg)
B. Infratemporal Fossa: Roof
Roof
roof
infratemporal crest
inferior surface of greater wing
Anterior View
of Sphenoid
![Page 15: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/15.jpg)
inferior surface of
greater wing of
sphenoid
infratemporal
crest
Infratemporal Fossa: Roof – Inferior View
inferior view
roof
Anterior View
of Sphenoid
![Page 16: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/16.jpg)
B. Infratemporal Fossa: Posterior Wall
posterior
wall
styloid process
(medially) posterior edge
of ramus of
mandible
(laterally)
![Page 17: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/17.jpg)
B. Infratemporal Fossa: Anterior and Medial Walls
Anterior Wall
posterior surface of maxilla
infraorbital fissure
lateral
pterygoid
plate
spine of
sphenoid
anterior wall
medial
wall
Medial Wall
![Page 18: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/18.jpg)
Infratemporal Fossa – Medial Wall (Posterior View)
medial
pterygoid
muscle lateral pterygoid
plate
![Page 19: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/19.jpg)
![Page 20: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/20.jpg)
inferior alveolar
(motor and sensory)
nerve to mylohyoid
(and anterior belly
of digastric)
Mandibular Nerve (V3)
mylohyoid
anterior belly of digastric
![Page 21: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/21.jpg)
inferior
alveolar n.
(motor and
sensory
portion)
Mandibular Nerve (V3) – Sensory Branches
Auriculotemporal
buccal
lingual
inferior alveolar n.
(sensory portion) mental
![Page 22: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/22.jpg)
Chorda Tympani Nerve (Br. of VII)
lingual
chorda tympani
br. of facial (VII)
![Page 23: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/23.jpg)
chorda tympani
Chorda Tympani Branch of Facial Nerve (VII)
lingual n.
mandibular n. (V3) foramen ovale
submandibular and sublingual salivary glands
ant 2/3
tongue
![Page 24: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/24.jpg)
maxillary
inferior alveolar
buccal
middle
meningeal
deep temporal
external
carotid
Arterial Supply of Infratemporal Fossa
maxillary
![Page 25: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/25.jpg)
pterygoid venous
plexus
maxillary
veins
retromandibular
vein
foramen ovale
Venous Drainage of Infratemporal Fossa
superficial
temporal
vein
facial vein
![Page 26: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/26.jpg)
TM Joint
![Page 27: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/27.jpg)
condylar
process
head
neck
coronoid
process
mandibular
notch
articular
tubercle
mandibular
fossa
Temporomandibular Joint
![Page 28: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/28.jpg)
Lateral
View
superior compartment
articular disk
inferior compartment capsule
Temporomandibular Joint – Lateral View of Sagittal Section)
![Page 29: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/29.jpg)
Temporomandibular Joint – Posterior View of Coronal Section)
superior compartment
articular disk
inferior compartment
capsule
![Page 30: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/30.jpg)
![Page 31: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/31.jpg)
capsule
lateral (temporomandibular) ligament
sphenomandibular ligament
stylomandibular ligament
Medial View Lateral View
Temporomandiular Joint - Ligaments
(resists post. displacement)
(resists ant. displacement)
(resists ant. displacement)
lingula
spine of sphenoid
axis of rotation
(swinging hinge)
![Page 32: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/32.jpg)
Protrusion Retrusion
Temporomandiular Joint - Movements – 1) Protrusion and Retrusion
![Page 33: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/33.jpg)
Temporomandiular Joint – Anterior Dislocation
head and disk are inferior
to articular tubercle
head is anterior
to articular tubercle
and is elevated
articular
tubercle
protruded position
further protrusion leads to
anterior dislocation
![Page 34: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/34.jpg)
Muscles of Mastication
![Page 35: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/35.jpg)
Muscles of Mastication
![Page 36: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/36.jpg)
Muscles of Mastication
Posterior View
![Page 37: Temporal region - Weeblykarbala-medical-college-anatomy.weebly.com/uploads/1/8/1/... · 2019. 9. 7. · Mandibular Nerve (V3) mylohyoid anterior belly of digastric. inferior alveolar](https://reader035.fdocuments.us/reader035/viewer/2022063009/5fc0773e8599670ad967f133/html5/thumbnails/37.jpg)
THANKS