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Bilirubin: Quiz


Question 1: Bilirubin is very similar to the pigment phycobilin used by certain algae to capture light energy, and to the pigment ________ used by plants to sense light.
PhytochromeArabidopsis thalianaSeedPhotosynthesis

Question 2: In ________, by contrast, these four rings are connected into a larger ring, called a porphyrin ring.
HemeMetalloproteinAdenosine triphosphateCofactor (biochemistry)

Question 3: Neonatal hyperbilirubinaemia, where the newborn's liver is not able to properly process the bilirubin causing ________

Question 4: Bilirubin is excreted in ________ and urine, and elevated levels may indicate certain diseases.
BileHuman gastrointestinal tractSecretinDigestion

Question 5: It is responsible for the yellow color of ________, urine, and the yellow discoloration in jaundice.

Question 6: ________ (especially antipsychotic, some sex hormones, and a wide range of other drugs)
PhencyclidineDrugMDMAPsychoactive drug

Question 7: However, in disorders involving ________, an increased number of red blood cells are broken down, causing an increase in the amount of unconjugated bilirubin in the blood.
SpherocytosisHemolytic anemiaParoxysmal nocturnal hemoglobinuriaGlucose-6-phosphate dehydrogenase deficiency

Question 8: Bilirubin (formerly referred to as hematoidin) is the yellow breakdown product of normal ________ catabolism.
MetalloproteinCofactor (biochemistry)HemeAdenosine triphosphate

Question 9: ________ (levels may be moderate or high)

Question 10: Heme is found in ________, a principal component of red blood cells.
Serum ironGlycated hemoglobinArterial blood gasHemoglobin

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