Brain and Skull Flashcards
1
Q
What is a meningoencephalocoele?
A
A rare neural tube defect.
Meningeal and/or cerebral tissue herniating through a defect in 1 or many bones of the skull. Occurs post neurelation
Can be closed (covered with skin) or open (fatal)
2
Q
Which bones form the cranial cavity (7)
A
Frontal, parietal and interparietal from the roof
Basisphenoid, basioccipital and presphenoid form the floor
Occipital bone froms caudal extent
Ethmoidal bone cranially
Temporal bones form the lateral walls
3
Q
Label the nerves
A
A: Facial CNVII
B: Trigeminal CNV
- Auriculopalpaebral (CNVII)
- Supraorbital (CNV)
- Dorsal
- Ventral buccal branches (CNVII)
- Maxillary
- Infra-orbital
- Mandibular/Inferior alveolar
- Mental
4
Q
A
5
Q
A
6
Q
A
7
Q
A
8
Q
A
