A significant advantage of ultrasound in skeletal muscle imaging is
A. It shows the details of the bone
B. It has only a small portion of ionizing radiation
C. It can display soft tissue movement in real time
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A bright reflector with rear artifacts in the gallbladder will be
A. Gallstones
B. Polyp
Cyst
In an abdominal ultrasound, why is it important to visualize the common bile duct?
A. Because small stones will gather here
Because it shows that the patient has fasted
C. To show that it was not removed during the operation
The frequency of ultrasound used for medical diagnosis is about
A. 2-20Hz
B. 2-20KHz
C. 2-20MHz
In an early pregnancy of approximately 6 weeks, fetal age can be estimated by measuring
A. a) From nose to tail.
B. b) From crown to rump.
C. c) Width of head.