Question 1

Which control should a sonographer use to change contrast resolution?

Options :

A : Reject

B : Output power

C : Gain

D : Dynamic range

Answer: D

Question 2

Which change improves temporal resolution during color flow imaging?

Options :

A : Increase field of view

B : Decrease transmit frequency

C : Decrease packet size

D : Increase line density

Answer: C

Question 3

What happens to the amount of attenuation if the path length is doubled?

Options :

A : Quadrupled

B : Doubled

C : Halved

D : Quartered

Answer: B

Question 4

During 3-D volume acquisition, the quality of the images is most dependent upon which factor?

Options :

A : Number of slices acquired

B : Power output

C : Rendering method utilized

D : Speed of post-processing image compression

Answer: A

Question 5

Which change can be made in order to avoid exceeding the Nyquist limit?

Options :

A : Increase output power

B : Decrease output power

C : Increase pulse repetition frequency

D : Decrease pulse repetition frequency

Answer: C

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