THRA.5 Flashcards
Where does the mandible fuse rostrally?
The median mandibular synchondrosis
Which species rostrally have a fully ossified mandible?
Eq/Su
The two halves of the mandible diverge to enclose the…
Spatium mandibulae
Corpus mandibulae can be divided into which parts?
- Pars incisiva
- Pars molaris
Diastema is between…
C1 and P1
Which channel passes through the body of the mandible?
Canalis mandibularis
- From foramen mandibulae
- To foramen mentale (Foramina mentales in Ca/Su)
Which structure(s) pass through canalis mandibularis?
- A./v. alveolaris inferior*
- N. alveolaris mandibularis* (ex CN-V3)
Blood supply to the incisors travels through the…
Canalis mandibuloincisivus
Incisura vasorum facialium hosts which vessels?
- A. facialis
- V. facialis
- Ductus parotideus
Incisura vasorum facialium is present in which species?
Eq Only
Where does the ramus mandibulae articulate?
- Art. temporomandibularis*
- Caput mandibulae* of processus condylaris presses against fossa mandibularis of the processus zygomaticus of os temporalis
What allows the gliding motion of art. temporomandibularis?
Discus temporomandibularis
Inside a synoival capsule
The dorsal and ventral compartments are divided by membrana synovialis
The outer membrana fibrosa of art. temporomandibularis is strengthened by…
- Lig. laterale
- Lig. caudale (ØCa/Su)
These extend between processus retroarticularis and the base of processis coronoideus
Fossa Temporalis
Tuberculum articulare
Processus Coronoideus
Ramus Mandibulae
Processus Condylaris
Processus Angularis (Ca)
Angulus Mandibulae
Incisura Mandibulae
Tuberositas M. Sternomandibularis (Eq)
Compare margo ventralis in Ru and Eq
Eq: Flat
Ru: Rounded
M. Temporalis
O: Fossa Temporalis
I: Coronoid Process on Mandible
A: Close Jaw