Meaning of anechoic - Study guides, Class notes & Summaries

Definition of Duty Factor? - ️️The percentage of time the pulse is on -Unitless (just a number) -For continuous wave, duty factor = 100% -For pulsed wave, Duty Factor is less than 1% What are the two types of Ultrasound Waves? - ️️1.) Electromagnetic - Wave travels through a vacuum. 2.) Mechanical - Wave must travel through a medium. Meaning of Anechoic? - ️️Dark, less echos. Meaning of Echogenic? - ️️Full of echoes. Meaning of Hyperechoic? - ️️More echoes than adjac...

Meaning of Anechoic? - Dark, less echos. Meaning of Echogenic? - Full of echoes. Meaning of Hyperechoic? - More echoes than adjacent tissue. Meaning of Hypoechoic? - Less Echoes than adjacent tissue. Meaning of Isoechoic? - Similar/same echoes than adjacent tissue. Meaning of Homogenous? - Uniform Texture. (smooth) Meaning of Heterogenous? - Different levels of echogenicity. Definition of Wavelength? - The length of one cycle. -Denoted by (Lamda)

Meaning of Anechoic? - Dark, less echos. Meaning of Echogenic? - Full of echoes. Meaning of Hyperechoic? - More echoes than adjacent tissue. Meaning of Hypoechoic? - Less Echoes than adjacent tissue. Meaning of Isoechoic? - Similar/same echoes than adjacent tissue. Meaning of Homogenous? - Uniform Texture. (smooth) Meaning of Heterogenous? - Different levels of echogenicity. Definition of Wavelength? - The length of one cycle. -Denoted by (Lamda) Unit for Wavelength? - m, cm, mm Defini...

Ultrasound Physics (SPI) Review Questions and Answers 100% Correct |

Edelman SPI review questions & Answers 2023. ______ is the distance covered by one cycle. a) pulse length b) wavelength c) cycle distance d) cycle duration ______ is the time to complete one cycle a) pulse duration b) pulse period c) period d) duration period ________ is a redirection of an ultrasound bean in many directions as a result of a rough boundary between two media: a) refraction b) Rayleigh Scattering c) scattering d) reflection _________ resolution is...

What is essentially an error in imaging? - ANSWER-artifact Artifacts include reflections that are described as: - ANSWER-not real, not seen on the image, incorrect shape or size, incorrect position, and incorrect brightness What are artifacts a result from? - ANSWER-violation of assumptions, equipment malfunction or poor design, the physics of ultrasound, and operator error What are the portions of an image that are brighter than surrounding tissues, or tissues that appear brighter than...

Table of Contents Test Banks Chapter 1 1 Chapter 2 3 Chapter 3 7 Chapter 4 9 Chapter 5 11 Chapter 6 14 Chapter 7 16 Chapter 8 ...

Meaning of Anechoic? Correct Answer: Dark, less echos. Meaning of Echogenic? Correct Answer: Full of echoes. Meaning of Hyperechoic? Correct Answer: More echoes than adjacent tissue. Meaning of Hypoechoic? Correct Answer: Less Echoes than adjacent tissue. Meaning of Isoechoic? Correct Answer: Similar/same echoes than adjacent tissue. Meaning of Homogenous? Correct Answer: Uniform Texture. (smooth) Meaning of Heterogenous? Correct Answer: Different levels of echogenicity....

BREAST ARDMS Comprehensive Exam Review Guide: 500+ Q&A Updated Summer 2023. (USE Ctrl + F) to get to your specific q&A Which artifact may cause structures to look deeper than they actually are? - (ANS): Propagation speed error The optimum operating frequency for a broad-bandwidth transducer would be : - (ANS): 10 MHz In breast sonography, what is NOT significantly affected by the limited field of view when imaging superficial structures? - (ANS): Temporal resolution Which of...

Longitudinal,mechanical - Answer- Sound waves are ? 1,500 m/s - Answer- The speed of US in soft tissues is closest to ? Intensity - Answer- Which is not an acoustic variable? Acoustic propagation properties - Answer- The effects of soft tissues on US are called? Pay your dues - Answer- Ultrasound physics is nothing to fear and can almost be fun if you remember to ? 3cm - Answer- An object is located at a depth of 10 cm. The imaging depth is 7cm. At what depth will a reflection fro...