Ch. 4 Curry Questions Flashcards
Skeletal muscle bundles are distinctively separated by bright symmetric bands of _____ _____
fibroadipose septate (they appear hyperechoic or more echogenic compared to low gray appearance of muscle)
Fluid-filled lumen appears
anechoic
A gas- or air-filled lumen will appear
bright, highly echogenic, and generally hyperechogenic relative to adjacent structures
Empty, collapsed bowel has
a “bull’s eye”
Bones, fat, air, fissures, ligaments, tendons, and the diaphragm
Appear echogenic and vary in brightness depending on the density of the structure, its distance from the sound beam, and the angle at which the beam strikes the structure. They either reflect or attenuate the sound beam.
Nerves appear
- Hyperechoic or brighter when compared with the appearance of muscle
- Hypoechoic or less echoic when compared with the appearance of tendons
- Peripheral nerve fibers present as a very low gray or echo-poor with a distinctive internal echo pattern