Abdomen

Abdominal Doppler: CORRECT ANSWERS: renal arteries portal venous system mesenteric arteries abdominal aorta for aneurysms/stenosis HTN in USA CORRECT ANSWERS: -20 million pts ->10 million w/ fixed HTN Chronic renal disease Renal artery disease (>400,000) true renovascular diasease HTN (>260,000) Preparation and positioning CORRECT ANSWERS: relaxed position: supine-decubitus NPO: 8-12 hours Aorta Anatomy CORRECT ANSWERS: celiac trunk superior mesenteri...

lack of axial and lateral resolution result in: CORRECT ANSWERS: failure to resolve structures and detail loss the artifact that shows structures that exist on one side of a strong reflector as being present on the other side as well is known as: CORRECT ANSWERS: mirror image the strengthening of echoes from reflectors that lie behind a weak attenuating structure is: CORRECT ANSWERS: enhancement insufficient sampling during a Doppler study that results in the improper representation ...

Color Doppler demonstrates the ________________________________. A. average velocity of the blood flow only B. direction of flow only C. peak velocity of blood flow only D. average velocity and direction of flow E. peak velocity and direction of flow CORRECT ANSWERS: D. average velocity and direction of flow (Pulsed wave Doppler demonstrates the range of peak flow velocities of the blood in a vessel. Color Doppler demonstrates the average flow velocity of the blood in a vessel. Both t...

Which imaging plane is most commonly used to obtain the length of the spleen during an abdominal ultrasound? CORRECT ANSWERS: Coronal The ER physician wants to rule out appendicitis in this patient. Which transducer would best be suited for the exam? CORRECT ANSWERS: 5MHz linear Most malignant tumors will demonstrate _______________ flow on Doppler evaluation. CORRECT ANSWERS: Low resistance The ligamentum venosum travels between: CORRECT ANSWERS: Left portal vein and IVC Which o...

Which of the following structures is used as a Sonographic landmark in locating the gallbladder fossa? a. Main portal vein b. Main lobar fissure c. Intersegmental fissure d. Ligamentum venosum CORRECT ANSWERS: B. Main lobar fissure Which of the following conditions is the most common cause of acute pancreatitis? a. Alcohol abuse b. Biliary disease c. Hyperlipidemia d. Parathyroid disease CORRECT ANSWERS: B - biliary disease Gerota fascia provides a protective covering aro...

the renal pyramids are found in the: a. medulla b. cortex c. calyces d. sinus CORRECT ANSWERS: A which imaging plane can demonstrate the IVC and the aorta on the same image in a normal patient a. mid sag only b. trv only c. coronal and trv d. coronal only CORRECT ANSWERS: C which of the following is an acquired abnormality of the spleen? a. ectopic spleen b. splenunculi c. splenomegaly d. agenesis CORRECT ANSWERS: C a patient presents for an abdominal US due to a fa...

When an organ transplant is being evaluated by ultrasound: a. a 60 degree cursor angle must be used on all vessels b. harmonic imaging should not be used due to increased beam intensity c. the resistive index should be assessed at several locations in the allograft d. power doppler imaging should not be used due to increased beam intensity CORRECT ANSWERS: C The splenic artery distributes blood to the__________ a. stomach b. pancreas c. spleen d. all the above CORRECT ANSWERS: D...

Which of the following structures is used as a sonographic landmark in locating the gallbladder fossa? a. main portal vein b. main lobar fissure c. intersegmental fissure d. ligamentum venosum Correct Answer: b. main lobar fissure Which of the following conditions is the most common cause of acute pancreatitis? a. alcohol abuse b. biliary disease c. hyperlipidemia d. parathyroid disease Correct Answer: b. biliary disease Gerota's fascia provides a protective covering around whic...