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بسم الله الرحمن الرحيم

  

College of Applied Medical Sciences

Dept. of Radiological Sciences

RAD 434 Clinical Ultrasound                             

 

Sample Test and Answers

 

A) Mark (T) for true statements and (F) for false statements:

1.     Bile is produced by the hepatocytes……………………….….( T )

2.     The IVC is located to the right of the aorta…………………..( T )

3.     As the sound frequency goes up, the speed of sound goes down(  F )

4.     The major function of bile is the emulsification of

     fats and proteins……………………………….…(  F  )

5.     In ectopic pregnancy, changes in the uterus may be noticed….( T  )

6.     Hepatic veins inside the liver have hyperechogenic walls …...(  F  )

7.     A normal gall bladder is about 8-12 cm long…………………..( F )

8.     The portal vein carries blood from the liver to the IVC………..(  F )

9. BPD is reliable before the 12th week of pregnancy…………..….( F )

10. In old people the pancreas is usually smaller…………………..( T )

 

B) Answer the following questions:

1) What are the possible reasons for an enlarged part of the pancreas?

- Focal pancreatitis

2) How does the kidney look in U/S when it has hydronephrosis?

- dilated collecting systems and renal pelvis

3) What do you expect to see when examining a patient with liver cirrhosis?

- slightly shrunken hyperechoic liver. Portal hypertension

4) Write about the importance of U/S in detecting low-lying placenta.

- low lying placenta may show no evidence until bleeding starts at the onset of labor. u/s can detect this abnormality prior to that.

C) Give the meaning of the following terms and abbreviations:

1.     Calculus= stone

2.     Amenorrhoea= termination of menstrual period

3.     Tortuosity of the aorta= abnormality that make aorta not straight

4.     TGC= time gain compensation

 

D) Fill in the blanks:

1. Sound travels in soft tissue at a speed of ……1540 m/s……………..

2. The liver can be displaced downward by either …tumor… or …cirrhosis…….or…subphrenic abscess…

3. Multiple pregnancy can usually be recognized after about …8….  weeks of pregnancy.

4. The actual duration of pregnancy is about …266……days.

5. The attenuation of sound waves at 1MHz in soft tissues is about…0.5-1…dB/cm.

6. The portal vein is formed by the union of …superior mesenteric vein…..and …splenic vein……

7. The subphrenic space is a common site for the formation of …abscess….

8. Normal aorta is about …2-4… cm in diameter.

9. The estimation of fetal size and age by U/S is called …fetal biometry……..

10. Ammonium is converted in the liver into ……urea

 
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