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Sonosim-Fundamentals of Ultrasound
Questions and Verified Answers
A linear sequential-array transducer ______
Ans: -can operate within a range of frequencies
-sacrifices tissue penetration for better resolution
-has a higher operational frequency relative to a curvilinear transducer
A structure that is darker than its surrounding tissue is described as hypoechoic
Ans: true
Which of the following choices regarding posterior acoustic enhancement?
Ans: It causes the far field of a fluid-filled structure to appear hyperechoic
The physics of ultrasound transmission and the properties of various tissues enable some
tissues to serve as acoustic windows
Ans: true
Transducers have a ranch of frequencies in which they can operate
Ans: true
the term "2D", "B Mode", "greyscale ultrasound" mean the same thing
Ans: true
Which of the following best characterizes the mirror-image artifact encountered when
scanning through the liver-diaphragm interface?
Ans: Mirror-image artifact is found below, or posterior to, the diaphragm
When imaging the patient in a sagittal plane, the patient's feet are oriented towards the
left side of the screen.
Ans: false
Sonosim-Fundamentals of Ultrasound
Questions and Verified Answers
A linear sequential-array transducer ______
Ans: -can operate within a range of frequencies
-sacrifices tissue penetration for better resolution
-has a higher operational frequency relative to a curvilinear transducer
A structure that is darker than its surrounding tissue is described as hypoechoic
Ans: true
Which of the following choices regarding posterior acoustic enhancement?
Ans: It causes the far field of a fluid-filled structure to appear hyperechoic
The physics of ultrasound transmission and the properties of various tissues enable some
tissues to serve as acoustic windows
Ans: true
Transducers have a ranch of frequencies in which they can operate
Ans: true
the term "2D", "B Mode", "greyscale ultrasound" mean the same thing
Ans: true
Which of the following best characterizes the mirror-image artifact encountered when
scanning through the liver-diaphragm interface?
Ans: Mirror-image artifact is found below, or posterior to, the diaphragm
When imaging the patient in a sagittal plane, the patient's feet are oriented towards the
left side of the screen.
Ans: false