FINALS Flashcards
This Position is used primarily to demonstrate any lateral or medial displacement in Fracture of the nasal bone.
Tangential
The success of tangential position for nasal bone depends on.
l. Placing the GAL perpendicular to the film
ll. Directing the central ray parallel to the GAL perpendicular to the film
lll. placing the MSP 15 degrees to the plane of the IR
1 Placing the GAL perpendicular to the film
2 Directing the central ray parallel to the GAL perpendicular to the film.
The CR in AP projection of the coccyx is directed
To a point 2” above to the symphysis pubis.
It does not demonstrate in the routine lateral projection of the thoracic vertebrae.
T1-T3
In AP oblique projection, the sacro-iliac joint demonstrate is the one
Closer to the film
The intervertebral disc spaces when performing the cervical vertebrae is demonstrated by
Taking flexion and extension view
Which of the following statement is FALSE regarding lateral projection of the cranium?
MSP is perpendicular
In the AP axial projection TOWNE method of the cranium with the CR directed 30 degrees caudally to the OML and passing midway between the EAM, which of the following is best demonstrated?
Occipital Bone
Which of the following is FLASE regarding the PA projection of the cranium, with CR perpendicular to the film?
Petrous pyramid film the lower 3rd of the orbits
In oblique projection for lumbosacral vertebrae which of the following structure represents the eye of the Scotty dog sign?
Pedicle
The skull classified that the shape of the head is average
Mesocephalic
In a dolicocephalic skull, the petrous pyramid forms an angle of how many degrees?
40 degrees
Which of the following correctly positioned a PA projection by Caldwell method for the general survey of the cranium?
I. OML perpendicular to the IR
II. MSP is parallel to the film
III. CR 15 degrees caudal
- OML perpendicular to the image receptor
- CR 15 degrees caudal
What term id used to describe the baseline between the EAM and outer canthus of the eye?
Orbito-meatal Line
What sinus is best visualize in parietocanthial projection (waters
Maxillary
How many degree difference if angukation are, between the OML and IOML skull base lines?
7 degrees
Which of the following characteristics a Brachycephalic Skull
I. broad from side to side
II. long from front to back
III. 54 degrees between internal structures and MSP
1 and 3 only
Proper centering point for a lateral projection of the sella turcica.
¾’ anterior and ¾’ superior to the EAM
What projection is achieved if the patient is positioned so the MSP and OML are perpendicular to the image receptor and CR perpendicular exiting at the nasion
PA projection
The CR in PA projection of the cranium is directed perpendicular to
Nasion
Scotty dog sign in an oblique position of the lumbar vertebrae indicates that
zygapophyseal articulation are well demonstrated
Modified water for facial bones places the OML how many degrees in relation of the film?
55 degrees
Patient is seated or supine, head hyperextended, resting on the vertex, CR perpendicular to IOML midway between goinions, what is the pojection?
submentovertico
Line perpendicular to the plane of the film in intra-oral projection of the nasal bone
glabelloalveolar line
Sinus demonstrated in waters open mounth.
sphenoid
In submento-vertico projection, what line id parallel to the film?
infraorbitomeatal line
In PA projection of the cranium, what structure is demonstrated if the CR is 20-25 degrees caudal?
superior orbital fissure
The following are true in lateral position of sella turcica, EXCEPT
a. patient in semi-prone
b. CR perpendicular 3/4 inch above the EAM
c. close beam restriction is needed
d. IOML is perpendicular
IOML is perpendicular
In Rhese Method for the optic foramen, the MSP if the hand is forming how many degrees to the plane of the film?
53 degrees
In submentovertico projection, the CR is perpendicular to which of the following:
Infraorbitomeatal line
What structure is demonstrated in towne position, if the CR is 40 to 60 degrees caudal?
foramen magnum
Why does PA projection usually and generally recommended over AP projection in performing scoliosis study of the vertebral column?
I. PA projection is more comfortable to the patient
II. patient can easily hold on to the vertical grid device for support
III. the quantity of radiation received by the gonadal area of the patient is reduced
3 only
Method that demonstrates lower cervical and upper thoracic vertebrae in recumbent.
pawlow
The CR for a lateral projection for atlas and axis is directed to a point:
1inch below the mastoid process
It is used to demonstrate the entire cervical vertebrae.
Wagging jaw technique
What structure is evaluated in an oblique projection of the cervical vertebrae?
Intervertebral foramina
What is the CR angulation for a PA projection of the sacrum?
15 degrees caudad
It requires right and left bending for scoliosis study.
Spinal fusion series
What CR angulation should be used to demonstrate coccyx when the patient is in prone?
10 degrees cephalad