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Oral Radiology > CBCT Anatomy > Flashcards

CBCT Anatomy Flashcards

1
Q

What can be seen in the following image?

A

Nasal cavity- paranasal sinuses

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2
Q

_____ drains through maxillary infundibulum into middle meatus via maxillary ostium

A

maxillary sinus

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3
Q

The maxillary sinus drains through the _____ into the middle meatus via the maxillary ostium

A

maxillary infundibulum

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4
Q

The maxillary sinus drains through the maxillary infundibulum into the _____ via the _____

A

middle meatus; maxillary ostium

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5
Q

Paranasal sinus drainage:

Posterior ethmoid air cells drain to the:

A

superior meatus

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6
Q

Paranasal sinus drainage:

_____ cells drain to the superior meatus

A

posterior ethmoid air cells

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7
Q

Paranasal sinus drainage:

The sphenoid sinus drains into the _____ through the ______

A

superior meatus; sphenoethmoidal recess

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8
Q

Paranasal sinus drainage:

______ drains into the superior meatus through the sphenoethmoidal recess

A

Sphenoid sinus

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9
Q

Paranasal sinus drainage:

The frontal sinus drains into the _____ through the ____

A

middle meatus; frontal recess

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10
Q

Paranasal sinus drainage:

The ____ drains into the middle meatus through the frontal recess

A

frontal sinus

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11
Q

Paranasal sinus drainage:

____ drain mostly to the ethmoid bulla

A

anterior ethmoid air cells

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12
Q

Paranasal sinus drainage:

anterior ethmoid air cells drain mostly to the:

A

ethmoid bulla

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13
Q

Large ethmoid air cell positioned at the superior aspect of OMU, immediately superior to hiatus semilunaris:

A

Ethmoid bulla

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14
Q

Ethmoid bulla are large ethmoid air cells positioned at the superior aspect of the OMU, immediately superior to:

A

hiatus semilunaris

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15
Q

Label the following image:

What is this image of?

A

(Left top to bottom)
Ethmoid bulla
Infundibulum
Uncinate process
Right maxillary sinus

(Right top to bottom)
Hiatus semilunaris
Middle meatus

Osteomeatal complex

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16
Q

Comprised of ethmoid air cells, sphenoid sinuses, frontal sinuses & maxillary sinuses:

A

paranasal sinuses

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17
Q

Comprised of nasal bones, nasal meatus, septum, inferior concha, middle concha, superior concha & maxillary ostium:

A

Nasal cavity

18
Q

Comprised of the hard palate, maxillary tuberosity, nasopalatine canal & anterior nasal spine:

A

Maxilla

19
Q

Comprised of the condyle, coronoid process, sigmoid notch, ramus, mandibular foramen, inferior alveolar canal, mental foramen & lingual foramina:

A

Mandible

20
Q

Comprised of mastoid air cells, external/internal auditory meatus, ossicles, mandibular ossa, articular eminence & styloid process:

A

temporal bone

21
Q

Comprised of the sella turcica, superior/inferior orbital fissure, optic canal, pterygoid plates, & foramen rotundum:

A

Sphenoid bone

22
Q

what are the soft tissue elements that can be seen in CBCT:

A

Soft palate, tongue, epiglottis, earlobe & airway

23
Q

Label the following image:

A

Green- frontal sinus
Blue- ethmoid sinus
Pink- nasal cavity
Purple- maxillary sinus

24
Q

Label the following image:

A

Green- frontal sinus
Blue- ethmoid sinus
Pink- sphenoid sinus
Purple- maxillary sinus
Diffuse pink area towards nose- nasal cavity
Diffuse pink area posterior- pharynx

25
Q

label the following image:

A

a- superior orbital fissure
b- optic canal
c- inferior orbital tissue

26
Q

label the following image:

A

a- sella turcica
b- sphenoid sinus

27
Q

label the following image:

A

a- superior concha
b- orbit
c- maxillary simnus
d- inferior concha
e- middle concha
f- maxillary ostium

28
Q

label the following image:

A

a- articular eminence
b- styloid process
c- external auditory meatus

29
Q

label the following image:

A

a- coronoid process
b- articular eminence
c- glenoid fossa (mandibular fossa)
d- condyle
e- external auditory meatus
f- mastoid air cells

30
Q

What is this image showing?

A

External auditory meatus & ossicles

31
Q

Label the following image:

A

a- auricle
b- external acoustic meatus
c- mastoid air cells

32
Q

Label the following image:

Sphenoid bone anterior view

A

a- dorsum sellae
b- superior orbital fissue
c- sphenoid sinus
d- pterygoid plates

33
Q

Label the following image:

Sphenoid bone sagittal view

A

a- sella turcica
b- dorm sellae
c- sphenoid sinus
d- pterygoid plates

34
Q

Label the following image:

Sphenoid bone superior view

A

a- sella turcica
b- optic canal
c- superior orbital fissure
d- dorsum sellae
e- sphenoid bone

35
Q

Label the following image:

A

a- Axial view of the base of the skull
b- zygomatic arch
c- foramen magnum
d- occipital bone

36
Q

Label the following image:

A

a- sagittal view of cervical spine
b- occipital bone
c- foramen magnum
d- occipital bone

37
Q

Label the following orthogonal & describe

A

Yellow: axial (superior to inferior)
Green: sagittal (right to left)
Purple: coronal (nateiro to posterior)

38
Q

Label the following image:

What view is this?

A

Axial view

A- frontal sinuses
B- frontal bone

39
Q

Label the following image:

What view is this?

A

axial view

(READ LIKE BOOK)
1. right orbit
2. frontal sinuses
3. left orbit

40
Q
A

Oral Radiology (21 decks)

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