Aium - Study guides, Class notes & Summaries

SPI - ARDMS Mock Exam |Q & A |ALREADY GRADED A+ |2024 UPDATE Which of the following describes the difference between side lobes and grating lobes? Correct Ans ~ Grating lobes are seen with arrays and side lobes are seen with single element probes Color Doppler is evaluated with what type of phantom? Correct Ans ~ Fluid filled phantom If the ultrasound image is too black and white, which of the following will add more levels gray to the image? Correct Ans ~ Decrease rejection levels If y...

BREAST ARDMS Exam Questions And Answers (Verified And Updated) Which artifact may cause structures to look deeper than they actually are? - answerPropagation speed error The optimum operating frequency for a broad-bandwidth transducer would be : - answer10 MHz In breast sonography, what is NOT significantly affected by the limited field of view when imaging superficial structures? - answerTemporal resolution Which of the following affects the actual intensity of the sound utilized for im...

BREAST ARDMS Exam Questions And Answers (Verified And Updated) Which artifact may cause structures to look deeper than they actually are? - answerPropagation speed error The optimum operating frequency for a broad-bandwidth transducer would be : - answer10 MHz In breast sonography, what is NOT significantly affected by the limited field of view when imaging superficial structures? - answerTemporal resolution Which of the following affects the actual intensity of the sound utilized for im...

BREAST ARDMS Exam Questions With Verified Answers Which artifact may cause structures to look deeper than they actually are? - answerPropagation speed error The optimum operating frequency for a broad-bandwidth transducer would be : - answer10 MHz In breast sonography, what is NOT significantly affected by the limited field of view when imaging superficial structures? - answerTemporal resolution Which of the following affects the actual intensity of the sound utilized for imaging? - ans...

SPI MOCK EXAM VERIFIED ANSWERS When the ELASTICITY of a medium is HIGH, the _____ is HIGH - stiffness - prop. speed - compressibility - reflectivity compressibility What term describes the # of cycles that an acoustic variable completes in a second? - period - freq. - PRP - variable rate freq. What happens to venous flow return to the HEART when a person INHALES? increases What establishes the freq. of an US wave? - transducer - medium through which sound travels - both - neit...

f -ANSWER v/wavelength frequency -ANSWER number of cycles per second T -ANSWER 1/f Period -ANSWER length of time for one cycle 1540 m/s -ANSWER speed of sound in soft tissue infrasound -ANSWER <20Hz audible sound -ANSWER 20Hz-20,000Hz ultrasound -ANSWER >20,000Hz c -ANSWER = root (bulk modulus/density) or =stiffness/density bulk modulus -ANSWER stress/strain I -ANSWER = P/a P -ANSWER = E/T Amplitude -ANSWER maximum deviation from normal A -ANSWER = ...

URR mock exam 1 SPI Verified Answers ____ is defined as specific area or location where Doppler shift info is being obtained. A. spectral broadening B. nyquist limit C. sample volume D. spectral window C. sample volume Spatial resolution is: A. the minimum reflector separation required to produce separate echos. B. highest with linear phased arrays. C. the weakest reflected signal the transducer can receive D. another term for slice thickness resolution A. the minumum reflect...

SPI Exam Review | Questions and Correct Answers | Latest Update 2024/2025 What is a hydrophone? What does it measure? - Answer -A small needle with piezoelectric crystal at the end. It measures pressure in a sound beam. What is a schlieren? - Answer -A machine that uses acousti-optics to measure sound and light in beam profiles. What is a calorimeter? - Answer -A machine that can calculate total power of the beam measuring heat gain and the time itakes to obtain the heat. What is the ...

Which of the following is the standard protocol for digital imaging that allows compatibility and communication between computers, workstations, and network hardware provided by various manufacturers of CT, MRI, and ultrasound equipment? - Answer DICOM The spatial length - Answer usually decreases with higher frequency Axial resolution is improved by - Answer damping Lateral resolution is improved by - Answer decreased The beam of an unfocused transducer diverges - Answer i...

BREAST ARDMS Exam Questions With Verified Answers Which artifact may cause structures to look deeper than they actually are? - answerPropagation speed error The optimum operating frequency for a broad-bandwidth transducer would be : - answer10 MHz In breast sonography, what is NOT significantly affected by the limited field of view when imaging superficial structures? - answerTemporal resolution Which of the following affects the actual intensity of the sound utilized for imaging? - ans...