Cavity G21A: Oral - Anatomy Resources Morton.ppt.pdf · G21A: Oral Cavity David A Morton Syllabus -...
Transcript of Cavity G21A: Oral - Anatomy Resources Morton.ppt.pdf · G21A: Oral Cavity David A Morton Syllabus -...
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G21A: Oral Cavity
David A Morton
Syllabus - Pg. 6
ANAT 6010 Medical Gross Anatomy
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Objectives
• Oral cavity
• Tongue
• Palate
• Teeth
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1) Oral Cavity Overview
Hard palate
Soft palate
Uvula
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1) Oral Cavity Overview
Palatoglossal arch
Palatine tonsil
Palatopharyngeal arch
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Medial view; Sagittal Section
1) Oral Cavity Overview
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2) Tongue
ID the boney landmarks
A
B
C
D
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2) Tongue
ID the muscle and its innervation
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2) Tongue
ID the muscle and its innervation
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2) Tongue
ID the muscle and its innervation
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2) Tongue
ID the muscle and its innervation
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2) Tongue
What would you name this muscle?
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2) Tongue
What would you name this muscle?
• Hyoglossus muscle (CN XII)
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2) Tongue
What would you name this muscle?
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2) Tongue
What would you name this muscle?
• Styloglossus muscle (CN XII)
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2) Tongue
What would you name this muscle?
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2) Tongue
What would you name this muscle?
• Palatoglossus muscle (CN X)
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2) Tongue
What would you name this muscle?
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2) Tongue
What would you name this muscle?
• Genioglossus muscle (CN XII)
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A lesion to which cranial nerve will result in th
following symptoms observed in this patient?
A. CN V-3
B. CN VII
C. CN IX
D. CN X
E. CN XI
F. CN XII
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A lesion to which cranial nerve will result in th
following symptoms observed in this patient?
A. CN V-3
B. CN VII
C. CN IX
D. CN X
E. CN XI
F. CN XII
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Is it a lesion of the left or right hypoglossal
nerve?
A. Left
B. Right
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Is it a lesion of the left or right hypoglossal
nerve?
A. Left
B. Right
“Lick your wounds”
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Describe the results of a lesion shown by the arrow.
(taste, general sensation, tongue movement, face movement,
face sensation, palatal sensation, salivation, eye movements)
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2) Tongue - Innervation
Anterior tongue
• GS
• SS
Posterior tongue
• GS
• SS
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2) Tongue - Innervation
Anterior tongue
• GS - CN V-3 (lingual)
• SS - CN VII (chorda tympani)
Posterior tongue
• GS - CN IX
• SS - CN IX
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Coronal Section; Anterior view
Netter Plate 56BLateral view
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Horizontal Section; Superior view
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Palate
Pg. 71
Tensor veli palatini m.
Levator veli palatini m.
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Palate
Pg. 71
Tensor veli palatini m.
(CN V-3)
Levator veli palatini m.
(CN X)
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A lesion to which cranial nerve will result in th
following symptoms observed in this patient?
A. Left CN V-3
B. Left CN IX
C. Left CN X
D. Right CN V-3
E. Right CN IX
F. Right CN X
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A lesion to which cranial nerve will result in th
following symptoms observed in this patient?
A. Left CN V-3
B. Left CN IX
C. Left CN X
D. Right CN V-3
E. Right CN IX
F. Right CN X
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Palate
Pg
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Netter Plate 48A Anterior view; Hard and Soft Palates
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THANK-YOU