normal anatomy: lesson 3 vessels (1)
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Questions and Answers

What is the primary function of arteries in the abdominal vasculature?

  • Filter waste from the blood
  • Carry blood to the heart
  • Regulate blood pressure
  • Carry blood away from the heart (correct)

    • Which of the following is NOT a layer of an artery or vein wall?

  • Tunica externa
  • Tunica intima
  • Tunica media
  • Tunica muscularis (correct)

    • What is the main difference between arteries and veins?

  • Arteries carry blood away from the heart, while veins carry blood to the heart (correct)
  • Arteries have more layers than veins
  • Veins are smaller than arteries
  • Arteries are larger than veins

    • What is the name of the largest artery in the body?

    <p>Aorta</p> Signup and view all the answers

    What is the function of the tunica intima?

    <p>To provide a smooth surface for blood flow</p> Signup and view all the answers

    What is the exception to the three-layer structure of blood vessels?

    <p>Capillaries</p> Signup and view all the answers

    Why do sonographers scan the aorta?

    <p>For reasons not specified in the text</p> Signup and view all the answers

    What is the name of the largest vein in the body?

    <p>Inferior vena cava</p> Signup and view all the answers

    What is the frequency range of the transducer used in an Abdominal ultrasound exam to scan the Aorta?

    <p>3.5 to 5 MHz</p> Signup and view all the answers

    How long should the patient fast before an Abdominal ultrasound exam to scan the Aorta?

    <p>6 to 8 hours</p> Signup and view all the answers

    What can be used as a window for the proximal portion of the Aorta during an Abdominal ultrasound exam?

    <p>Lt lobe liver</p> Signup and view all the answers

    What is the normal size of the proximal Aorta?

    <p>2 to 2.5 cm</p> Signup and view all the answers

    What is the shape of the normal Aorta?

    <p>Tubular</p> Signup and view all the answers

    What is the echogenicity of the lumen of the Aorta?

    <p>Anechoic</p> Signup and view all the answers

    How can the location of the Aorta be determined during an Abdominal ultrasound exam?

    <p>By using the branches of the Aorta</p> Signup and view all the answers

    What is the normal size of the common iliac arteries?

    <p>0.8 to 1.0 cm</p> Signup and view all the answers

    What is the location of the origin of the right renal artery relative to the superior mesenteric artery (SMA)?

    <p>Just inferior to SMA</p> Signup and view all the answers

    Which of the following statements is true about the right renal artery?

    <p>It is longer than the left renal artery</p> Signup and view all the answers

    What is the significance of the transaortic mid section in ultrasound?

    <p>It is a useful landmark to locate the renal arteries</p> Signup and view all the answers

    What is the relationship between the left renal vein and the aorta in the transaortic mid section?

    <p>The left renal vein courses anteriorly to the aorta</p> Signup and view all the answers

    Which of the following is not a branch of the abdominal aorta?

    <p>Gastroduodenal artery</p> Signup and view all the answers

    What is the direction of the right renal artery relative to the IVC?

    <p>It courses posteriorly to the IVC</p> Signup and view all the answers

    At which level does the right renal artery originate from the aorta?

    <p>Just inferior to the SMA</p> Signup and view all the answers

    What is the significance of the transaortic distal section in ultrasound?

    <p>It is used to visualize the aortic branches</p> Signup and view all the answers

    What is the characteristic of the muscular layer of the gastroesophageal junction in a sonographic evaluation?

    <p>Hypoechoic to surrounding tissues</p> Signup and view all the answers

    Which anatomical structure is seen in the sagittal view of the proximal aorta?

    <p>Right crus</p> Signup and view all the answers

    Which of the following is a normal congenital variation of the aorta?

    <p>Three renal arteries</p> Signup and view all the answers

    What is the location of the gastroesophageal junction in relation to the aorta?

    <p>Anterior to the aorta</p> Signup and view all the answers

    Which anatomical structure is not usually seen on ultrasound?

    <p>Left crus</p> Signup and view all the answers

    What is the appearance of the gastroesophageal junction on ultrasound?

    <p>Donut or target appearance</p> Signup and view all the answers

    What is the location of the right crus in relation to the aorta?

    <p>Anterior to the aorta</p> Signup and view all the answers

    Which of the following is not a normal congenital variation of the aorta?

    <p>Four renal arteries</p> Signup and view all the answers

    What is the approximate location of the confluence of the inferior vena cava?

    <p>L-5</p> Signup and view all the answers

    What is the function of the inferior vena cava?

    <p>To return blood from below the diaphragm to the right atrium</p> Signup and view all the answers

    Which of the following is a tributary of the inferior vena cava?

    <p>Right gonadal vein</p> Signup and view all the answers

    What is the typical frequency range of the transducer used to scan the inferior vena cava?

    <p>3.5-5.0 MHz</p> Signup and view all the answers

    What is the normal size of the inferior vena cava?

    <p>Not routinely measured, but should not be &gt; 3.7 cm</p> Signup and view all the answers

    What is a common congenital anomaly of the inferior vena cava?

    <p>Duplication of the inferior vena cava</p> Signup and view all the answers

    What is the typical echogenicity of the inferior vena cava?

    <p>Anechoic</p> Signup and view all the answers

    What is the relationship between the right renal artery and the inferior vena cava?

    <p>The right renal artery is posterior to the inferior vena cava</p> Signup and view all the answers

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