SPI

SPI practice questions, page 3 of 5, with answer review and explanations.

Question 11

Which statement characterizes the primary difference between image A and image B?

  1. Image A demonstrates a better axial resolution.
  2. Image A demonstrates a lower overall gain setting.
  3. Image A demonstrates a shallower field of view.
  4. Image A demonstrates a wider scale of contrast.

Question 12

Which factor does a string phantom evaluate?

  1. Two-dimensional resolution
  2. Intensity values
  3. Flow velocity
  4. Slice thickness

Question 13

In this image obtained from a tissue-mimicking phantom, which area of the sector is used to evaluate the dead zone?

  1. A
  2. B
  3. C
  4. D

Question 14

Which transducer was most likely used to create this image?

  1. Curvilinear
  2. Endocavity
  3. Phased array
  4. Linear array

Question 15

Which resolution is degraded when utilizing multiple transmit focal zones?

  1. Temporal
  2. Lateral
  3. Axial
  4. Elevational