Alternative Imaging Modalities
Presentation
•
Instructional Technology
•
Vocational training
•
Practice Problem
•
Easy
Katharine Rusk
Used 3+ times
FREE Resource
5 Slides • 22 Questions
1
2
Multiple Choice
What is the primary safety concern when entering an MRI room?
Radiation exposure
Projectile effect from magnetic objects
High-frequency sound waves
Ionizing radiation
3
Multiple Choice
What contrast agent is commonly used in MRI?
Barium
Iodine-131
Gadolinium
Technetium-99m
4
Drag and Drop
5
Drag and Drop
6
7
Multiple Choice
What does CT stand for?
8
Multiple Choice
What is the main advantage of CT over traditional radiographs?
No need for anesthesia
No radiation used
Produces 3D images with depth
Better for soft tissue than MRI
9
Multiple Choice
Which of the following is a reason CT is preferred in trauma cases?
Better soft tissue contrast
Faster scan time
No need for sedation
No radiation exposure
10
Match
Match the following
Used for quality control before scan
Thin cross-sectional image
Enhances visualization of blood flow
Phantom
Slice
Contrast agent
Phantom
Slice
Contrast agent
11
Categorize
No radiation exposure
Uses radiation
Better for bone/air
Good for soft tissues
Quicker for trauma cases
Used for brain and spinal cord
Uses radio wavs
Uses magnetic fields
No metal allowed in room
Can have monitoring devices in the room
Categorize the following
12
13
Multiple Choice
What is a key feature of fluoroscopy that distinguishes it from radiography?
Uses ultrasound
Produces 3D images
Provides real-time imaging
Requires no radiation
14
Multiple Choice
What is the preferred radiation setting to reduce exposure in fluoroscopy?
Continuous beam
Pulsed radiation
High mA, low kVp
Scatter mode
15
Drag and Drop
16
Drag and Drop
17
18
Multiple Choice
What radionuclide is commonly used in equine bone scans?
Iodine-131
Gadolinium
Technetium-99m
Barium sulfate
19
Multiple Choice
What is a unique feature of nuclear scintigraphy compared to other imaging modalities?
No sedation required
Radiation comes from the machine
Radiation comes from the patient
It uses sound waves
20
Drag and Drop
21
Multiple Choice
Radioisotopes injected into a horse accumulate in what areas of the body in nuclear scintigraphy?
Skin, fur, and fatty tissues
Areas of increased blood low / inflammation
22
Multiple Choice
Horses must be isolated for __________ hours after a nuclear scan.
2-3 hours
48-72 hours
1 week
12-24 hours
23
Open Ended
Why must a horse be isolated for 48-72 hours after nuclear scintigraphy?
24
25
Multiple Choice
What is a major advantage of flexible endoscopes?
Cheaper and more portable
Better image quality and maneuverability
No need for sedation
Can be used in MRI
26
Match
Match the following
Placed inside the patient
Contains control knobs and suction valves
Provides light
Insertion tube
Hand piece
Umbilical cord
Insertion tube
Hand piece
Umbilical cord
27
Open Ended
Endoscopy can be used for the evaluation, diagnosis, and treatment of multiple body systems.
List 5 different systems where it could be used.
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