Theory #3 kahoots compiled Flashcards

1
Q

What difference in angle is the OML and IOML?

A

7 degrees

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2
Q

Skull is shallow from vertex to base

A

Brachycephalic

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3
Q

Skull is long and narrow vertex to base

A

Dolichocephalic

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4
Q

Average skull type

A

Mesocephalic

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5
Q

What bones form the nasal septum?

A

Ethmoid (perpendicular plate) and vomer

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6
Q

Whats in the sella turcica?

A

Pituitary gland

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7
Q

What foramen does the optic nerve and opthalmic artery travel through?

A

Optic foramen of the sphenoid bone

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8
Q

Which foramen do the internal jugular vein, glossopharangeal, vagus, and accessory nerve travel through?

A

Jugular foramen

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9
Q

What bone does the vestibulocochlear nerve travel through?

A

Temporal Bone

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10
Q

Which part of the inner ear functions in the sense of hearing?

A

Cochlea

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11
Q

What is the CR for PA axial caldwell - Cranial Bones

A

CR:
- 15 degrees caudad to exit the nasion

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12
Q

What is the CR for Lateral - Cranial Bones

A

CR:
- 2” superior to EAM

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13
Q

Which facial bone forms the lat walls of the nasal cavity and 3/4 the roof of the mouth?

A

Maxillary Bones

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14
Q

What part of the maxillay bones support the root of the teeth?

A

Alveolar Process

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15
Q

What bones form the Zygomatic Arch?

A

Temporal and zygomatic bones

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16
Q

What part of the mandible articulates with the mandibular fossa of the temporal bone forming the TMJ?

A

Condylar process

17
Q

Where should the IR be centered for the PA axial caldwell of the FACIAL BONES

A

Centered at the nasion

18
Q

What line should be perpendicular to the IR for the PA axial caldwell projections

19
Q

How should the CR be angles if you want the petrous ridges at the inferior orbital margins for PA axial Caldwell?

A

30 degrees caud

20
Q

What line should be perpendicular to the IR for the waters projection of the facial bones?

21
Q

What is the CR for the waters projection of the facial bones?

A

CR:
Perpendicular to IR exiting acanthion

22
Q

What is the CR for the lateral projection of the facial bones?

A

CR:
- Entering lateral surface of zygomatic bone

23
Q

What line needs to be perpendicular to IR for PA axial caldwell projections of cranial and facial bones?

24
Q

If IOML is perpendicular to the IR, whats the CR for an ap axial townes of cranial bones

A

37 degrees caud

25
What anatomy is included on all cranial bone projections?
vertex to occipital bone of skull
26
how to make sure there is no tilt on a lateral projection?
Check the patient's IPL if it's perpendicular
27
What is the CR for waters projection of the facial bones and sinuses?
CR - perpendicular to the IR exiting the acanthion
28
Where would the petrous ridges be on a PA axial caldwell?
- through the lower 1/3rd of the orbits
29
How would you adjust the CR so petrous ridges are filling the orbits (for AP projections)?
- Increase the caudal angle
30
If the petrous ridges are seen below infraorbital margin, how should the patient's chin be adjusted (AP)?
- Tuck chin lower
31
What anatomy should be seen in the foramen magnum on ap axial townes?
- Dorsum Sellae and posterior clinoids
32
Where should the petrous ridges sit on waters?
below the maxillary sinuses
33
How should the patient's head be adjust for a waters if the ridges are within the maxillary sinus?
- Extend the chin and neck further
34
If the orbital roofs are misaligned superiorly/inferiorly, what error occurred?
Tilt
35
If the orbital roofs are misaligned anteriorly/posteriorly, what error occurred?
Rotation