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Quiz

Beta Cells and Insulin

gina_evans0312 19 Fragen

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Fragen in diesem Quiz (19)

  1. 1Pre-Proinsulin contains an R.E.R signal that moves it to the golgi
    1. ARichtig
    2. BFalsch
  2. 2What is the role of the C-peptide part of the insulin chain
    1. AFormation of disulphide bonds between the alpha and beta chains
    2. BFormation of Fe-S bonds between the alpha and beta chains
    3. CFormation of peptide bonds between the alpha and beta chains
  3. 3Pro-insulin is made of the alpha & beta chains and the c peptide
    1. ARichtig
    2. BFalsch
  4. 4Which of the following cleave the c-peptide from the proinsulin?
    1. AEndopeptidase
    2. BEnteropeptidase
    3. CCarboxypeptidase
  5. 5What form does newly made insulin take?
    1. AGranules
    2. BCrystals
    3. CRods
  6. 6The cleaved C-peptide is released along with the insulin
    1. ARichtig
    2. BFalsch
  7. 7Why do Mannoheptulases inhibit insulin release?
    1. AThe insulin secretion system relies on the phosphorylation of glucose, which MHLs inhibit
    2. BMHLs block excretory channels
    3. CMHLs prevent the movement of insulin to the RER
  8. 8Optimum insulin secretion occurs at 8mM
    1. ARichtig
    2. BFalsch
  9. 9Why is optimal secretion of insulin at 8mM
    1. AGLUT 2 & glucokinase have Kms of 8
    2. BNot gonna put anything else
    3. CBecause reasons
  10. 10Insulin secretion relies on ATP dependent K+ channels
    1. ARichtig
    2. BFalsch

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Beschreibung
Year 2 (Insulin & Glucagon) Quiz am Beta Cells and Insulin, erstellt von gina_evans0312 am 04/03/2014.
Sprache
English
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