Theory #3 kahoots compiled Flashcards
What difference in angle is the OML and IOML?
7 degrees
Skull is shallow from vertex to base
Brachycephalic
Skull is long and narrow vertex to base
Dolichocephalic
Average skull type
Mesocephalic
What bones form the nasal septum?
Ethmoid (perpendicular plate) and vomer
Whats in the sella turcica?
Pituitary gland
What foramen does the optic nerve and opthalmic artery travel through?
Optic foramen of the sphenoid bone
Which foramen do the internal jugular vein, glossopharangeal, vagus, and accessory nerve travel through?
Jugular foramen
What bone does the vestibulocochlear nerve travel through?
Temporal Bone
Which part of the inner ear functions in the sense of hearing?
Cochlea
What is the CR for PA axial caldwell - Cranial Bones
CR:
- 15 degrees caudad to exit the nasion
What is the CR for Lateral - Cranial Bones
CR:
- 2” superior to EAM
Which facial bone forms the lat walls of the nasal cavity and 3/4 the roof of the mouth?
Maxillary Bones
What part of the maxillay bones support the root of the teeth?
Alveolar Process
What bones form the Zygomatic Arch?
Temporal and zygomatic bones
What part of the mandible articulates with the mandibular fossa of the temporal bone forming the TMJ?
Condylar process
Where should the IR be centered for the PA axial caldwell of the FACIAL BONES
Centered at the nasion
What line should be perpendicular to the IR for the PA axial caldwell projections
OML
How should the CR be angles if you want the petrous ridges at the inferior orbital margins for PA axial Caldwell?
30 degrees caud
What line should be perpendicular to the IR for the waters projection of the facial bones?
MML
What is the CR for the waters projection of the facial bones?
CR:
Perpendicular to IR exiting acanthion
What is the CR for the lateral projection of the facial bones?
CR:
- Entering lateral surface of zygomatic bone
What line needs to be perpendicular to IR for PA axial caldwell projections of cranial and facial bones?
The OML
If IOML is perpendicular to the IR, whats the CR for an ap axial townes of cranial bones
37 degrees caud