Liver

Question 1

The following venous structures provide the landmarks for dividing the liver into lobes
and segments, EXCEPT:
A. left portal vein 
C. superior mesenteric vein
B. middle hepatic vein
D. left hepatic vein

Answer 1

C. Superior mesenteric vein

Question 2

he following are true about the liver, EXCEPT:
A. the liver has dual blood supply coming from the hepatic artery and portal vein
B. the liver has three functional lobes: right and left lobes and the caudate lobe
C. the hepatic vein drains filtered blood from the liver towards the inferior vena cava
D. the vascular supply of the liver comes entirely from the portal vein

Answer 2

D. the vascular supply of the liver comes entirely from the portal vein

Question 3

The caudate lobe is separated from the rest of the liver lobes by the:
A. middle hepatic vein 
C. right hepatic vein
B. ligamentumvenosum 
D. left hepatic vein

Answer 3

B. ligamentum venosum

Question 4

______ is often the first examination requested in patients who present with right upper
quadrant pain, abnormal liver function tests, or suspected malignancy:
A. CT SCAN C. abdominal X-ray
B. MRI D. ultrasound

Answer 4

D. Ultrasaound

Question 5

The following are true about oral cholecystography (OCG), EXCEPT:
A. it has been essentially replaced by ultrasound
B. OCG is based on hepatobiliary function.
C. no harmful radiation to the patient is given to the patient
D. detects gall stones

Answer 5

C. no harmful radiation to the patient is given to the patient

Question 6

What venous structure divides the anterior and posterior divisions of right lobe of the liver
superiorly and inferiorly?
A. right hepatic vein C. right portal vein
B. middle hepatic vein D. none of the above

Answer 6

C. right portal vein

Question 7

The caudate lobe is bordered anteriorly by the:
A. left portal vein C. left hepatic vein
B. right portal vein D. ligamentumvenosum

Answer 7

A. left portal vein

Question 8

Segment IV of the liver is separated from Segments V and VIII by the:
A. left hepatic vein C. middle hepatic vein
B. right hepatic vein D. right portal vein

Answer 8

C. middle hepatic vein

Question 9

The normal size of the common bile duct at the level of the portahepatis is:
A. 6 to 7 mm C. 10 to 11 mm
B. 8 to 9 mm D. 12 to 13 mm

Answer 9

A. 6-7mm

Question 10

The following statements are true, EXCEPT:
A. the common bile duct and portal vein are readily seen in ultrasound examination
B. common bile duct courses with the hepatic artery and portal vein in the porta hepatis
C. the common bile duct is posterior to the portal vein
D. texture of the liver can be evaluated through ultrasound

Answer 10

C. the common bile duct is posterior to the portal vein