PRAC.4 Flashcards
m. digastricus gl. mandibularis gl. sublingualis and their ducts, lc. mandibulare, ln retropharyngeus medialis v. linguofacialis v. maxillaris
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M. digastricus
Origin: Processus paracondylaris of occipital Bone
Insertion: Corpus mandibulae
Action: Open Mouth
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M. digastricus
Origin: Processus paracondylaris of occipital Bone
Insertion: Corpus mandibulae
Action: Open Mouth
3
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7
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Gl. mandibularis
- Caudal to angulus mandibulae
- Partly covered by gl. parotidea
- Between vv. maxillaris et linguofacialis
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11
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Gl. sublingualis monostomatica
- Rostral to gl**. mandibularis
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Gl. sublingualis polystomatica
- Along ductus sublingualis
- Opens into recessus sublingualis
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Ductus sublingualis
- Opens at caruncula sublingualis
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- *Ductus mandibularis
- Opens at caruncula sublingualis
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Gl. sublingualis polystomatica
- Along ductus sublingualis
- Opens into recessus sublingualis
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Gl. sublingualis monostomatica
- Rostral to gl**. mandibularis
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Lc. mandibulare
(Lnn. mandibulares)
- Ventral to gl**. mandibualris
- Nodes lie on both sides of v. facialis
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Ln. retropharyngeus medialis
- Reflect gl. mandibularis rostrally
- Found lying on the trachea, ventral to ala atlantis
12
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How to locate:
- Ductus mandibularis
- Ductus sublingualis
- Gl. sublingualis polystomatica
A
- Lift gll**. mandibularis et sublingualis monostomatica
- Cut m. digastricus near its origin
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V. maxillaris
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V. linguofacialis
15
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V. maxillaris