Ch. 4 Review ~ Describing Pulsed Waves

Descrição

describing pulsed waves
Dawn Hubbard
Quiz por Dawn Hubbard, atualizado more than 1 year ago
Dawn Hubbard
Criado por Dawn Hubbard aproximadamente 9 anos atrás
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Resumo de Recurso

Questão 1

Questão
Which of these four values for pulse repetition frequency would have the longest pulse repetition period?
Responda
  • 2 kHz
  • 4000 Hz
  • 6 Hz
  • 1 kHz

Questão 2

Questão
Which of the following four waves has the highest pulse repetition frequency?
Responda
  • 8 s
  • 80 ms
  • 5 ms
  • 400 ks

Questão 3

Questão
Which of these four pulses with PRFs listed below has the shortest pulse repetition period?
Responda
  • 12 kHz
  • 6000 Hz
  • 20 kHz
  • 1 kHz

Questão 4

Questão
Which of the following four waves has the lowest pulse repetition frequency?
Responda
  • 8 s
  • 80 microseconds
  • 8000 ns
  • 800 ms

Questão 5

Questão
Two waves can have identical pulse repetition frequencies, even if their pulse repetition periods are different.
Responda
  • True
  • False

Questão 6

Questão
Two waves can have identical PRFs, even if their periods are different.
Responda
  • True
  • False

Questão 7

Questão
Two waves can have identical PRFs, even if their frequencies are different.
Responda
  • True
  • False

Questão 8

Questão
PRF and pulse repetition period are determined only by the imaging depth.
Responda
  • True
  • False

Questão 9

Questão
If all other factors remain unchanged, what happens to the duty factor when the PRF increases?
Responda
  • increases
  • decreases
  • remains the same

Questão 10

Questão
If all other factors remain unchanged, what happens to the duty factor when the imaging depth increases?
Responda
  • increases
  • decreases
  • remains the same

Questão 11

Questão
If all other factors remain unchanged, what happens to the duty factor when the PRP increases?
Responda
  • increases
  • decreases
  • remains the same

Questão 12

Questão
If all other factors remain unchanged, what happens to the duty factor when the sonographer uses a new transducer with a longer pulse duration?
Responda
  • increases
  • decreases
  • remains the same

Questão 13

Questão
What is the DF if the pulse duration is 1 microsecond and the PRP is 1 ms?
Responda
  • 100%
  • 0.1
  • 0.01
  • 0.001

Questão 14

Questão
Which of the following terms does not belong with the others?
Responda
  • high duty factor
  • shallow imaging
  • low PRF
  • short PRP

Questão 15

Questão
Which of the following terms does not belong with the others?
Responda
  • low duty factor
  • shallow imaging
  • low PRF
  • long PRP

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