QUESTIONS 100+ PRACTICE QUESTIONS + CORRECT
ANSWERS + DETAILED RATIONALES
1. The normal range of fasting blood glucose is approximately:
A. 40–60 mg/dL
B. 70–99 mg/dL
C. 100–125 mg/dL
D. 140–160 mg/dL
Correct Answer: B
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Rationale: Normal fasting glucose is 70–99 mg/dL.
2. The most appropriate patient position for a gallbladder ultrasound is:
A. Supine
B. Left lateral decubitus
C. Right lateral decubitus
D. Prone
Correct Answer: C
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Rationale: Right lateral decubitus helps visualize the gallbladder and detect stones.
3. Which transducer frequency is most appropriate for abdominal imaging in
an average adult?
A. 1–2 MHz
B. 2–5 MHz
C. 5–10 MHz
D. 10–15 MHz
Correct Answer: B
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Rationale: 2–5 MHz provides adequate penetration and resolution for abdominal organs.
,4. The liver is primarily supplied by which artery?
A. Hepatic artery proper
B. Splenic artery
C. Cystic artery
D. Right gastric artery
Correct Answer: A
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Rationale: The hepatic artery proper supplies oxygenated blood to the liver.
5. Which of the following is a contraindication for performing an
ultrasound- guided biopsy?
A. Coagulopathy
B. Small lesion size
C. Patient anxiety
D. History of previous biopsy
Correct Answer: A
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Rationale: Coagulopathy increases bleeding risk.
6. The “double duct sign” on ultrasound indicates:
A. Cholecystitis
B. Bile duct obstruction
C. Hepatic steatosis
D. Pancreatic pseudocyst
Correct Answer: B
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Rationale: It indicates dilation of both the common bile duct and pancreatic duct.
7. Which vessel is located posterior to the pancreas?
A. Superior mesenteric artery
B. Portal vein
C. Inferior vena cava
D. Splenic vein
Correct Answer: C
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Rationale: The IVC runs posterior to the pancreas.
, 8. The most common cause of acute pancreatitis is:
A. Viral infection
B. Gallstones
C. Diabetes
D. Chronic alcohol use
Correct Answer: B
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Rationale: Gallstones are the leading cause.
9. The best scan plane to evaluate the thyroid lobes is:
A. Longitudinal
B. Transverse
C. Coronal
D. Oblique
Correct Answer: A
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Rationale: Longitudinal plane shows the entire lobe and thyroid capsule.
10. In Doppler ultrasound, aliasing occurs when:
A. PRF is too high
B. PRF is too low
C. Gain is too low
D. Frequency is too high
Correct Answer: B
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Rationale: Low PRF causes aliasing in high-velocity flow.
11. The primary function of the spleen is:
A. Bile production
B. Filtration of blood and immune response
C. Insulin production
D. Protein synthesis