abdomen sonography

1. Huygan's Principle: Christian Huygen-determined light consisted of waves 2. Augustin Fresnel: Theory of wave diffraction 3. Dr. Samuel Maslak: "Father of modern Ultrasound." Merged computer tech with diagnostic ultrasound 4. Sonometer: Instrument to study musical sounds invented before 500 BC 5. Marveen Craig: Assistant to Dr. Joseph Holmes. Author of textbook/journal articles about Sonography. Developed many Ultrasound programs. 6. Joseph Holmes: Somagram. Discovered that moving the ...

ARDMS CORRECT ANSWERS: American Registry of Diagnostic Medical Sonography CCI CORRECT ANSWERS: Cardiovascular Credentialing ASE CORRECT ANSWERS: American Society of Echocardiography GHSE CORRECT ANSWERS: Greater Houston Society Of Echocardiography AIUM CORRECT ANSWERS: American Institute of Ultrasound in Medicine SDMS CORRECT ANSWERS: A society of ultrasound professionals founded in 1970 to promote, advance and educate its members and the medical community in the science of ...

_____________________ occurs posterior to highly attenuating structures. A. enhancement B. refraction C. shadowing D. speckle CORRECT ANSWERS: C. shadowing The best way to differentiate hepatic jaundice from obstructive jaundice is: A. Measure levels of alpha-fetoprotein B. Evaluate the liver for tumor formation C. Evaluate the diameter of the biliary duct D. Measure levels of total bilirubin in the blood CORRECT ANSWERS: C> Evaluate the diameter of the biliary duct The s...

What is an artifact? CORRECT ANSWERS: Anything that does not properly present the structures or motion imaged What are artifacts caused by generally? CORRECT ANSWERS: A problematic aspect of the imaging technique Artifacts can occur as structures that are either? CORRECT ANSWERS: Not real, missing, misplaced, or of improper brightness, shape, or size What are some artifacts caused by? CORRECT ANSWERS: Improper equipment operation, settings, or are inherent in the sonographic and dop...

Which of the following exams does not require angle corrected Doppler evaluation? A. IVC duplex B. aorta duplex C. renal artery duplex D. TIPS evaluation CORRECT ANSWERS: A. IVC duplex While performing a Doppler evaluation of the main renal arteries, multiple patient positions may be required in order to maintain a Doppler angle of __________ degrees or less. A. 0 B. 30 C. 60 D. 90 CORRECT ANSWERS: C. 60 Which type of transducer would be used to evaluate a palpable lump in the n...

The liver is suspended from the diaphragm and anterior abdominal wall by the Correct Answer: Falciform Ligament Fatty infiltration may be observed in all patients except those with Correct Answer: Hepatoportal fistula Sonographic findings of acute hepatitis include Correct Answer: Accentuated brightness, more extensive demonstration of portal vein radicals, and an overall decreased echogenicity of liver Budd-Chiari syndromeis a rare disorder caused by obstruction of the Correct Answe...

The breast is sonographically divided into three layers. Which one of the following is incorrect? A) skin, nipple, subareolar B) pectoralis major C) subcutaneous region D) parenchyma Correct Answer: B) pectoralis major The functional portion of the breast consists of _____ lobes. A) 3 to 5 B) 5 to 10 C) 15 to 20 D) 25 to 30 Correct Answer: C) 15 to 20 Which one of the following form(s) a fibrous "skeleton" that is responsible for maintaining the shape of the breast? A) a...