PRAC.4 Flashcards
m. digastricus gl. mandibularis gl. sublingualis and their ducts, lc. mandibulare, ln retropharyngeus medialis v. linguofacialis v. maxillaris
1
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A
M. digastricus
Origin: Processus paracondylaris of occipital Bone
Insertion: Corpus mandibulae
Action: Open Mouth
2
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A
M. digastricus
Origin: Processus paracondylaris of occipital Bone
Insertion: Corpus mandibulae
Action: Open Mouth
3
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7
A
Gl. mandibularis
- Caudal to angulus mandibulae
- Partly covered by gl. parotidea
- Between vv. maxillaris et linguofacialis
4
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11
A
Gl. sublingualis monostomatica
- Rostral to gl**. mandibularis
5
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Gl. sublingualis polystomatica
- Along ductus sublingualis
- Opens into recessus sublingualis
6
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Ductus sublingualis
- Opens at caruncula sublingualis
7
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- *Ductus mandibularis
- Opens at caruncula sublingualis
8
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Gl. sublingualis polystomatica
- Along ductus sublingualis
- Opens into recessus sublingualis
9
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A
Gl. sublingualis monostomatica
- Rostral to gl**. mandibularis
10
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A
Lc. mandibulare
(Lnn. mandibulares)
- Ventral to gl**. mandibualris
- Nodes lie on both sides of v. facialis
11
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A
Ln. retropharyngeus medialis
- Reflect gl. mandibularis rostrally
- Found lying on the trachea, ventral to ala atlantis
12
Q
How to locate:
- Ductus mandibularis
- Ductus sublingualis
- Gl. sublingualis polystomatica
A
- Lift gll**. mandibularis et sublingualis monostomatica
- Cut m. digastricus near its origin
13
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A
V. maxillaris
14
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V. linguofacialis
15
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2
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V. maxillaris
16
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7
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V. maxillaris
17
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11
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V. linguofacialis
18
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2
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V. maxillaris
19
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7
A
V. maxillaris
20
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11
A
V. linguofacialis
21
Q
How are n. lingualis and the monostomatic and mandibular ducts located?
A
- Paramedian cut along the mylohyoid
- Repeat with geniohyoid
- The ducts are located next to the vein
