PRAC.5 Flashcards
n. hypoglossus a. lingualis n. lingualis n. sublingualis n. mylohyoideus n. alveolaris mandibularis mm. pterygoidei
1
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A. lingualis
- Ex a. carotis externa ex a. carotis communis
- Becomes a. lingualis profundus as it reaches radix linguae
- Runs alongside n. hypoglossus (CN-XII)
2
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A. lingualis
- Ex a. carotis externa ex a. carotis communis
- Becomes a. lingualis profundus as it reaches radix linguae
- Runs alongside n. hypoglossus (CN-XII)
3
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13
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A. lingualis
- Ex a. carotis externa ex a. carotis communis
- Becomes a. lingualis profundus as it reaches radix linguae
- Runs alongside n. hypoglossus (CN-XII)
4
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N. hypoglossus (CN-XII)
- Found by transecting m. mylohyoideus
- Runs alongside a. lingualis
- Motor nerve of the tongue
5
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N. lingualis
- Ex n. mandibularis (CN-V3) ex n. trigeminus (CN-V)
- Sensory nerve to the tongue (not taste)
6
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N. sublingualis
- Ex n. lingualis
- Runs with d**uctus mandibularis et sublingualis
7
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N. mylohyoideus
- Ex n. alveolaris mandibularis ex n. mandibularis (CN-V3)
- Motor to mylohyoid muscle, rostral digastricus
- Located between mylohyoid and digastricus, sitting on the mandible
8
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N. mylohyoideus
- Ex n. alveolaris mandibularis ex n. mandibularis (CN-V3)
- Motor to mylohyoid muscle, rostral digastricus
- Located between mylohyoid and digastricus, sitting on the mandible
9
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N. alveolaris inferior
- Ex n. mandibularis (CN-V3) ex n. trigeminus (CN-V)
- Follow n. lingualis dorsally, transect mm. digastricus et pterygoidea
- Enters foramen mandibulae
10
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M. pterygoideus medialis
Origin: Fossa pterygopalatina
Insertion: Fossa pterygoidea
Action: Grinding movements, close jaw
- To locate, move the digastricus to the lateral side of the mandible
11
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M. pterygoideus lateralis
Origin: Os sphenoidale (Laterally)
Insertion: Fovea pterygoidea
Action: Grinding movements, close jaw
