Lecture Questions Flashcards
(101 cards)
1
Q
Describe the radiographic appearance of a schmorl’s node
A
small indentation into the inferior endplate
2
Q
Where is the coronoid process?
A
on the ulna
3
Q
Name the carpal bone that articulates with the hamate in the distal row
A
Capitate
4
Q
Give one radiographic finding that is associated with a congenital blocked vertebrae
A
- anterior concavity of the vertebral bodies
- rudimentary disc
- fusion of the bodies and the spinouses
- invisible IVF’s
5
Q
Which IVF on a Right Posterior Oblique?
A
Left IVF
6
Q
What are the 3 parts of the long bone?
A
- epiphysis
- metaphysis
- diaphysis
7
Q
Give one example of an apophysis
A
Greater trochanter of the femur
8
Q
Endochondral ossification forms what type of bones?
A
Long bones
9
Q
Intermembranous ossification forms what type of bone?
A
Flat bones
10
Q
How many layers are in the growth plate?
A
4 layers
11
Q
Blood flows uninterrupted from the epiphysis to the metaphysis in the adult? True or False?
A
True
12
Q
The last bone to completely ossify is what?
A
Clavicle
13
Q
Which IVF on an LPO?
A
Right IVF
14
Q
Which pars on an LPO
A
Left pars
15
Q
The tibia is formed by intramembranous or endochondral ossification?
A
Endochondral
16
Q
The lesser trochanter is an apophysis or epiphysis?
A
apophysis
17
Q
The growth plate is closed in the long bone of a child? True or False?
A
False
18
Q
Which is stronger? Compact or medullary bone?
A
Compact Bone
19
Q
Yellow marrow is more likely found in the sternum than the radius? True or False?
A
False
20
Q
The location of the conoid?
A
on the clavicle (an apophysis)
21
Q
On a Right Anterior Oblique, which IVF?
A
Right IVF
22
Q
Fatty marrow increases with age? True or False?
A
True
23
Q
The diaphysis of the long bone is a primary center? True or False?
A
True
24
Q
List all 8 carpal bones
A
- Scaphoid
- Lunate
- Triquetrum
- Pisiform
- Trapezium
- Trapezoid
- Capitate
- Hamate
25
Optician
one who makes glasses
26
Optometrist
Dr. who prescribes glasses
27
Ophthalmologist
Eye surgeon (medical doctor who specializes in the eye)
28
If a hole is seen in the bone, what term is used to describe it?
Osteolytic
29
The size of the lytic lesion that is the biggest?
Geographic
30
If you saw a lytic lesion on an x-ray and you knew it was an aggressive, malignant tumor; what size is that lytic lesion going to present as?
Permeative
31
Is a well defined tumor, benign or malignant?
Benign
32
What is the name of the acronym for x-ray categories?
CATBITES
33
What does the "T" in CATBITES stand for?
Tumor and Trauma
34
A wide zone of transition, benign or malignant?
Malignant
35
A geographic pattern means that it is lytic? True or False?
True
36
The greater tubercle on the humerus; is it an apophysis or an epiphysis
Apophysis
37
A radiology technologist, someone who takes films, may read or interpret the film? True or False?
False
38
An onion-skin periosteal reaction is also known as Codman's? True or False?
False
39
If your patient needs eye glasses, send them to an opthamologist? True or False?
False
40
Well defined lesions are benign? True or False?
True
41
If you have an overexposed film, will it be light or dark?
Dark
42
Is a bright white lesion lytic or blastic?
Blastic
43
What is an AKA for a bone density scan?
DEXA Scan
44
Bone scans are insensitive? True or False?
False; bone scans are very sensitive, but not very specific.
45
One disadvantage of using contrast
* Invasive procedure
* Operator and interpreter dependent
* Only see structural surface
* May miss small lesions
46
Name the positive spots on a bone scan
Hot Spots
47
Left Posterior Oblique in the cervical spine, What is the anatomy we are looking at and is it right or left?
Right IVF
48
What type of advanced imaging would be used to evaluate bone density?
DEXA scan
49
Does an MRI use magnets or radiation to acquire an image?
Magnets
50
On a CT scan, what type of window would be used to identify an enlarged abdominal aorta?
Soft Tissue Window
51
Name the triangle of leucency in the proximal femur when the patient has decreased bone density
Ward's Triangle
52
With osteoporosis, is the quantity or quality decreased?
Quantity
53
What category is disuse/immobilization under?
Regional Osteoporosis
54
What type of osteoporosis is associated with pregnancy and the left hip?
Transient
55
What is it called when you have a decrease in bone quantity?
Osteoporosis
56
Identify 2 words to describe a malignant lesion
* Ill defined
| * Speculated Periosteal Reaction
57
The more patterns you see the greater the chance for osteoporosis? True or False?
True
58
Comparing an 85 y/o to a 30 year old, Is it a T score or a Z score?
T score
59
What does CT stand for?
Computed Tomography
60
What does the "A" in CAT stand for?
Axial
61
If the Mitchell Marker is behind the spine, is it anterior or posterior?
Anterior
62
What does a bone scan determine?
Metabolic Activity
63
Are bone scans sensitive?
Yes
64
Are bone scans very specific?
No
65
What is the unit of measurement used for CT?
HU
66
A CT bone window may be used to evaluate marrow disease? True or False
True
67
A T2 is a good imaging sequence to evaluate fluid or water? True or False?
True
68
What is the name of a single preliminary study?
Scout
69
What is the T1 used to study?
Fat
70
What color will bone look like on an MRI?
Gray
71
What is the most common metabolic bone disease?
Osteoporosis
72
What is bone softening called?
Osteomalacia
73
What part of the bone is lost first trabecular or cortical?
Trabecular
74
What type of wedging do compression fractures have?
Anterior
75
What is it called when the posterior height is taller than the anterior height?
Anterior Wedging
76
How much bone loss do you need to see osteopenia on an x-ray?
30-50%
77
What does Ward's triangle indicate?
Osteopenia
78
Where is Ward's triangle seen?
Proximal Femur
79
Which trabecular pattern is the last to be obliterated?
Principle Compressive Group
80
What modality are hot spots seen in?
Bone Scan
81
What is a cause of osteoporosis?
Aging
82
Who is the founder of computed tomography?
Hounsfied
83
What year was CT developed?
1972
84
What year was chiropractic and x-ray discovered?
1895
85
What color is bone on a CT scan?
White
86
On a CT scan, an irregular area in the chest with a HU of -100 represents what?
Fat
87
What are the 3 examples of lytic destructive patterns?
1. Geographic
2. Permeative
3. Motheaten
88
Onion skin periosteal reaction is fast and even? True or False?
False
89
What is the HU for air?
-1000
90
What type of imaging evaluates bone using a T score and a Z score?
DEXA scan
91
CT imaging may be used to evaluate for chest pathology? True or False?
True
92
What type of periosteal reaction is fast and uneven?
Laminated/Onion skin
93
Which is more aggressive, solid or spiculated?
Spiculated
94
Which modality is very sensitive, but not specific?
Bone Scan
95
Narrow zone of transition, benign or malignant?
Benign
96
One advantage of x-ray
cheap
97
CT uses x-rays? True or False?
True
98
HU for water?
0
99
Bone scan is used to evaluate bone density? True or False?
False, it is DEXA scan.
100
Myelography is the study of the spine and the spinal cord? True or False?
True
101
Salter-Harris fractures only occur in children? True or False?
True (Salter-Harris fractures only occur in open growth plates)
