Describing Ultrasound Structures
Where am I?
Directional Anatomical Terms
Ultrasound Physics
Other Modalities
100
Describe the echogenicity of this ovarian cyst.
Anechoic
100
Am I sagittal or transverse?
Sagittal
100
What is #1?
Anterior (Ventral)
100
Ultrasound is a _____ ______ wave.
Longitudinal Mechanical
100
Xrays are ______ waves.
Electromagnetic
200
Describe this thyroid mass.
Heterogeneous
200
Which color dot indicated the anterior or ventral surface?
Red
200
What is 3?
Superior (Cranial)
200
What is the ability to discriminate two structures next to one another?
Resolution
200
What is a real time xray?
Fluoroscopy
300
Describe the echogenicity of the mass in the liver.
Hyperechoic/echogenic
300
Which color dot represents the superior aspect of the body.
Green
300
What is 5?
Medial
300
What determines resolution and penetration?
Frequency
300
What imaging technique uses radiotracers to evaluate organ and tissue functions?
Nuclear Medicine/PET
400
Describe the mass on the ovary.
Homogeneous
400
`Is this image sagittal or transverse?
Transverse
400
What is 7?
Proximal
400
If you want a better resolution, do you want shorter or longer wavelengths?
Shorter
400
What imaging technique involves registering a change in protons of hydrogen atoms?
MRI (Magnetic Resonance Imaging)
500
This artifact suggests that there are calcifications (or stones) in the gallbladder.
Posterior shadowing
500
Which dot represents the right side of the image?
Green
500
What is 6?
Lateral
500
When electricity is applied to the transducer, the crystals get excited and begin to contract and expand. What is this called?
The Piezoelectric effect.
500
What is a portable fluoroscopy machine?
C-arm