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Páginas: 2 (384 palabras) Publicado: 29 de noviembre de 2012
Glorimar Torres García
Sono 102
1. The patient preparation for abdominal ultrasound typically consists of fasting hours prior to the exam
6 – 8 Hours

2. Examinations evaluating only thekidneys or spleen
do not require a fasting preparation

3. Which of the following is a consequence of setting the depth too far past the organ of interest?
The target anatomy takes up themajority of the field of view and reveals echoes from just a few centimeters beyond the area of interest.

4. Which of the following is a possible consequence of setting the gain too high?
Echoes canbe added to cystic structures, making them appear complex or solid

5. Increasing the dynamic range effectively
decreases the image sensitivity.

6. Transducer selection is dependent onpatient body habitus and the exam to be performed.

7. What is the tradeoff for using a transducer with higher frequency?
Loss in depth of penetration

8. By design, linear transducers arebetter
for superficial imaging.

9. 7 MHz transducers are most commonly used for
pediatric patients.

10. To begin scanning the liver, you should place the transducer
in the midlineepigastric region.

11. The ligamentum teres and umbilical vein divide the
lateral and medial segments of the left lobe of the liver.

12. Compared to the portal vein, hepatic veins
are locatedmore superiorly and have poorly defined borders.

13. In most situations, the best way to evaluate the right lobe of the liver
longitudinally is
an intercostal and rightlateral approach.

14. The gallbladder fossa is located
in the inferior portion of the main lobar fissure.

15. In addition to images taken with the patient supine, left lateral decubitusimages of the gallbladder should be obtained because
The position of the gallbladder can change, potentially revealing findings not seen on the supine view.

16. Which of the following is...
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