652426
Descripción
Test por Sophie Barrett, actualizado hace más de 1 año
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Creado por Sophie Barrett
hace más de 10 años
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Pregunta 1
Pregunta
Jaundice is characterised by a yellow discolouration of the skin and sclera.
Respuesta
- True
- False
Pregunta 2
Pregunta
Which of the following best describes the cause of the colour change seen in jaundice patients.
Respuesta
-
Too little bilirubin in the skin.
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Hyperbiliruinaemia
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Bilirubin getting trapped in the skin and not metabolised.
Pregunta 3
Pregunta
Bilirubin is derived from tetrapyrole prosthetic group found in lymphocytes.
Respuesta
- True
- False
Pregunta 4
Pregunta
Which of the following are the 3 main causes of why bilirubin levels may rise in blood?
Respuesta
-
Haemolysis of red blood cells.
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Bilirubin in prescription medications.
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Failure of the conjugating mechanism.
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Obstruction in the biliary system.
Pregunta 5
Pregunta
Increased bilirubin production as a result of haemolysis gives...
Respuesta
-
...a predominantly unconjugated hyperbilirubinaemia.
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...a predominantly unconjugated hypobilirubinaemia.
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...a predominantly conjugated hyperbilirubinaemia.
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...a predominantly conjugated hypobilirubinaemia.
Pregunta 6
Pregunta
Phototherapy should be offered to babies with jaundice if their bilirubin level approaches:
Respuesta
-
>200 microlitres per litre.
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>40 microlitres per litre.
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>300 microlitres per litre.
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>100 millilitres per litre.
Pregunta 7
Pregunta
Which of the following best describes the effect of a complete blockage of the bile duct by a gallstone?
Respuesta
-
Bilirubin and alkaline phosphatae are raised. Little or no urobilinogen in the urine and the stools will be pale.
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Bilirubin is raised and hence, the stools are dark.
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Bilirubin urobilinogen are raised, with pale stools and urine.
Pregunta 8
Pregunta
Bilirubin is partly digested by gut bacteria to produce stercobilinogen - this is partly reabsorbed and re-excreted in the urine as urobilinogen.
Respuesta
- True
- False
Pregunta 9
Pregunta
Unconjugated bilirubin is normally bound to albumin, but is water-soluble.
Respuesta
- True
- False
Pregunta 10
Pregunta
Which 2 of the following are the most common causes of jaundice in adults?
Respuesta
-
Paracetamol Poisoning
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Viral Hepatitis
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Excessive Alcohol Consumption.
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Secondary Neoplasm in the Liver
Pregunta 11
Pregunta
A more unusual cause of jaundice is seen in neonates that have...
Respuesta
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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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