652426
Description
Quiz by Sophie Barrett, updated more than 1 year ago
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Created by Sophie Barrett
about 10 years ago
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Question 1
Question
Jaundice is characterised by a yellow discolouration of the skin and sclera.
Answer
- True
- False
Question 2
Question
Which of the following best describes the cause of the colour change seen in jaundice patients.
Answer
-
Too little bilirubin in the skin.
-
Hyperbiliruinaemia
-
Bilirubin getting trapped in the skin and not metabolised.
Question 3
Question
Bilirubin is derived from tetrapyrole prosthetic group found in lymphocytes.
Answer
- True
- False
Question 4
Question
Which of the following are the 3 main causes of why bilirubin levels may rise in blood?
Answer
-
Haemolysis of red blood cells.
-
Bilirubin in prescription medications.
-
Failure of the conjugating mechanism.
-
Obstruction in the biliary system.
Question 5
Question
Increased bilirubin production as a result of haemolysis gives...
Answer
-
...a predominantly unconjugated hyperbilirubinaemia.
-
...a predominantly unconjugated hypobilirubinaemia.
-
...a predominantly conjugated hyperbilirubinaemia.
-
...a predominantly conjugated hypobilirubinaemia.
Question 6
Question
Phototherapy should be offered to babies with jaundice if their bilirubin level approaches:
Answer
-
>200 microlitres per litre.
-
>40 microlitres per litre.
-
>300 microlitres per litre.
-
>100 millilitres per litre.
Question 7
Question
Which of the following best describes the effect of a complete blockage of the bile duct by a gallstone?
Answer
-
Bilirubin and alkaline phosphatae are raised. Little or no urobilinogen in the urine and the stools will be pale.
-
Bilirubin is raised and hence, the stools are dark.
-
Bilirubin urobilinogen are raised, with pale stools and urine.
Question 8
Question
Bilirubin is partly digested by gut bacteria to produce stercobilinogen - this is partly reabsorbed and re-excreted in the urine as urobilinogen.
Answer
- True
- False
Question 9
Question
Unconjugated bilirubin is normally bound to albumin, but is water-soluble.
Answer
- True
- False
Question 10
Question
Which 2 of the following are the most common causes of jaundice in adults?
Answer
-
Paracetamol Poisoning
-
Viral Hepatitis
-
Excessive Alcohol Consumption.
-
Secondary Neoplasm in the Liver
Question 11
Question
A more unusual cause of jaundice is seen in neonates that have...
Answer
-
been born more than 3 weeks premature.
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an alpha 1 - antitrypsin defiency (Wilson's Disease).
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been born to a mother who drunk excessive amounts of alcool throughout pregnancy.
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