Which Sinuses Are Which
How Many and Where?
Who, What, When, Where?
Name That View
Hodge Podge
100
The only paranasal sinus not contained within a cranial bone. 
What are the maxillary sinuses
100
There are four of these
What are groups of paranasal sinuses
100
The ethmoid helps to form this for each orbit.
The medial wall
100
Routine sinus series
Lateral, PA caldwell, and Waters
100
Another name for the maxillary sinuses
Antrum of Highmore
200
This group of sinuses develop last
What are the ethmoid sinuses
200
Which group(s) are located in the facial bone(s)?
Maxillary
200
These are separated by the septum
What are the frontal sinuses
200
You can see the sphenoid sinuses through this view
The transoral open mouth (waters)
200
True or False:  All paranasal sinuses are exhibited at birth.
False.  Only the maxillary sinuses are exhibit a definite cavity at birth
300
These sinuses are rarely symmetric
What are the frontal sinuses
300
These are located in the cranial bones
Frontal, Ethmoid and Sphenoid
300
This is when the paranasal sinuses begin to develop
In the fetus
300
Exits the acanthion
Waters
300
True or False:  The AEC is always recommended to use for sinuses
False.  It is not recommended due to needing to set your own technique so that the sinuses will not be overexposed.
400
These sinuses are always paired and fairly symmetric in size and shape
What are the maxillary sinuses
400
Where are the ethmoid sinuses located?
Within the lateral masses of the ethmoid bone
400
Directly communicates with the ethmoid sinuses
sphenoid sinus and nasal cavity
400
You see the frontal and ethmoid demonstrated on this view

PA caldwell

400
when viewed from a lateral view, where do the anterior ethmoid sinuses appear
Filling the orbits
500
Which sinuses begin to be visible on radiographs by the age of 6 or 7?
Frontal and Sphenoid
500
Where are the maxillary sinuses located?
Within the maxilla above the upper teeth
500
when are the paranasal sinuses generally fully developed?
by the late teenage years
500
The maxillary are seen primarily on this view
Waters
500
Name three things that are true about the way the frontal sinuses develop.

1. may be singular on the right or left side

2. they may be paired

3. they may be absent

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