QUESTIONS AND VERIFIED ANSWERS | GRADED A+| PASS ON FIRST
The AP open mouth view best demonstrates which vertebrae? - ANSWER C1 and C2
How should the patient be positioned for the AP open mouth view? - ANSWER Upright or
supine with arms by their side
For the AP (open mouth) projection of C1-C2, the central ray should be directed: -
ANSWER perpendicular to the IR and is aimed at the center of the mouth
For the AP axial projection of the C-Spine; if the patient is supine or has minimal lordosis, the
xray tube is angled: - ANSWER 15 degrees cephalad
For the AP axial projection of the C-Spine; if the patient is prone or has much more lordotic
curvature, the xray tube is angled - ANSWER 20 degrees cephalad
The AP axial view of the C-Spine is used to diagnose the following; - ANSWER clay
shoveler's fracture, compression fracture, and herniated disk of C3 or C4
The anterior and posterior oblique views of the C-Spine are used to diagnose; - ANSWER
foraminal stenosis
For the anterior oblique view of the C-Spine the patient is positioned_______ and the
central ray is aimed - ANSWER upright; 15 degrees caudad to the superior aspect of the
thyroid cartilage (C4)
For the posterior oblique view of the C-Spine the central ray is aimed - ANSWER 15
degrees cephalad to the inferior aspect of the thyroid cartilage (C4)
1
, The lateral C-Spine film is used to demonstrate - ANSWER spondylosis and osteoarthritis
A 72-inch SID is needed for a lateral C-Spine film to; - ANSWER make up for increased OID
and to yield less magnification
The patient is required to have the chin extended in the lateral C-Spine view to; -
ANSWER keep the mandible from overlapping the cervical vertebrae
The lateral horizontal C-Spine view is also known as - ANSWER the cross-table C-Spine
view
The cross-table lateral C-Spine film is used to diagnose the following; - ANSWER clay
shoveler's fracture, hangman's fracture, compression fracture, odontoid fracture, burst
fracture, and vertebral sublaxtion
The swimmers view is used to show the following; - ANSWER inferior aspect of the C-
Spine, superior aspect of the thoracic spine, fractures, and vertebral subluxation
What angulation does the swimmer's view need to enable separation of the shoulders? -
ANSWER 3 to 5 degrees caudad
External landmark for C1 - ANSWER mastoid tip
External landmark for C2 and C3 - ANSWER mandibular angle
External landmark for C5 - ANSWER thyroid cartilage
External landmark for C3 and C4 - ANSWER hyoid bone
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The AP open mouth view best demonstrates which vertebrae? - ANSWER C1 and C2
How should the patient be positioned for the AP open mouth view? - ANSWER Upright or
supine with arms by their side
For the AP (open mouth) projection of C1-C2, the central ray should be directed: -
ANSWER perpendicular to the IR and is aimed at the center of the mouth
For the AP axial projection of the C-Spine; if the patient is supine or has minimal lordosis, the
xray tube is angled: - ANSWER 15 degrees cephalad
For the AP axial projection of the C-Spine; if the patient is prone or has much more lordotic
curvature, the xray tube is angled - ANSWER 20 degrees cephalad
The AP axial view of the C-Spine is used to diagnose the following; - ANSWER clay
shoveler's fracture, compression fracture, and herniated disk of C3 or C4
The anterior and posterior oblique views of the C-Spine are used to diagnose; - ANSWER
foraminal stenosis
For the anterior oblique view of the C-Spine the patient is positioned_______ and the
central ray is aimed - ANSWER upright; 15 degrees caudad to the superior aspect of the
thyroid cartilage (C4)
For the posterior oblique view of the C-Spine the central ray is aimed - ANSWER 15
degrees cephalad to the inferior aspect of the thyroid cartilage (C4)
1
, The lateral C-Spine film is used to demonstrate - ANSWER spondylosis and osteoarthritis
A 72-inch SID is needed for a lateral C-Spine film to; - ANSWER make up for increased OID
and to yield less magnification
The patient is required to have the chin extended in the lateral C-Spine view to; -
ANSWER keep the mandible from overlapping the cervical vertebrae
The lateral horizontal C-Spine view is also known as - ANSWER the cross-table C-Spine
view
The cross-table lateral C-Spine film is used to diagnose the following; - ANSWER clay
shoveler's fracture, hangman's fracture, compression fracture, odontoid fracture, burst
fracture, and vertebral sublaxtion
The swimmers view is used to show the following; - ANSWER inferior aspect of the C-
Spine, superior aspect of the thoracic spine, fractures, and vertebral subluxation
What angulation does the swimmer's view need to enable separation of the shoulders? -
ANSWER 3 to 5 degrees caudad
External landmark for C1 - ANSWER mastoid tip
External landmark for C2 and C3 - ANSWER mandibular angle
External landmark for C5 - ANSWER thyroid cartilage
External landmark for C3 and C4 - ANSWER hyoid bone
2