Spi Practice Test Exam Questions (60 Terms) With Verified Definitions Updated 2024

A {Ans: Which technique increases the sharpness of a high contrast boundaries? A. Edge enhancement B. Interpolation C. Smoothing D. Frame averaging}C {Ans: Which artifact is indicated by the arrows in this image? A. Shadow produced by the diaphragm B. Acoustic enhancement C. Comet tail D. Mirror image}B {Ans: Which imaging modality can provide the most accurate measurement of tumor volume? A. Color Doppler B. B-mode C. A - mode D. M-mode}A {Ans: When using a 5 MHz transducer, in which tissue is the ultrasound wavelength shortest? A. Fat B. Blood C. Bone D. Muscle}B {Ans: Which type of interaction between sound and tissue is most affected by the TI? A. Reflection B. Absorption C. Scattering D. Refraction}C {Ans: What condition must be present for refraction to occur? A. The presents of a strong specular reflector B. The presents of several small reflectors C. A difference in tissue and propagation speeds D. A change in the angle of reflection}