Immunologie Test

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26 votes, 4.8 avg
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Immunologie Test

1 / 60

Citer une caractéristique de lymphocyte B, qui est fausse:

2 / 60

Des voies d’activation différentes sont utilisés aboutissant á la formation d’un complexe lysant la membrane cellulaire. Citer la phrase fausse :

3 / 60

Au cours d’une réponse antigénique B, suite à la phase de prolifération, des lymphocytes B mémoires sont formés et laissés dans le site de l’inflammation. Est-ce qu’à ce moment-là, les 5 classes d’immunoglobulines de surface existent-elles sur les membranes de cellules B mémoires ?

4 / 60

Il existe des variations de compléments, en augmentation ou en diminution selon diverses pathologies, citer une origine de diminution qui est fausse :

5 / 60

Quels sont les immunoglobulines qui apparaissent en premier lieu lors de la réponse immunitaire au cours d’une infection (champignon, parasites, bactéries, virus) ? Citer l’item qui est juste :

6 / 60

Citer la phrase juste. A propos des réactions allergiques dépendantes des IgE (ou hypersensibilité de type I), on peut affirmer que :

7 / 60

Nature chimique d’un antigène ? Citer une phrase qui est fausse ?

8 / 60

L’infection du VIH s’accompagne d’apparition dans le sérum du malade des anticorps dirigés contre l’ensemble des épitopes du virus, quelles sont vos recommandations lorsqu’une personne se présente pour se faire dépister de l’infection du SIDA, citer un seul item juste.

9 / 60

Citer la phrase juste, dans la maladie VIH/SIDA, on utilise le test ELISA pour :

10 / 60

Les vaccins contre les tétanos, botulismes, diphtéries, sont des vaccins idéaux, d’une efficacité largement démontrée et d’une innocuité absolue. Il s‘agit d’exotoxines bactériennes qui, traitées par la chaleur et des procédés chimiques, ont perdu toute toxicité en conservant intacte leur antigénicité. Citer un item qui est juste :

11 / 60

Quel complément est l’élément central du système d’activation ? citer la phrase juste

12 / 60

Rôle des régulateurs du système de complément sont des interprètes des messages que les compléments adressent á des cellules, citer une phrase fausse :

13 / 60

En tant que médecin quelles sont vos attitudes à l’égard d’un malade séropositif par VIH /SIDA qui est venu pour une consultation des infections opportunistes à votre cabinet ?

14 / 60

Parmi les immunoglobulines sous mentionnées, quelle sont celles qui inhibent l’adhérence des micro-organismes aux muqueuses intestinaux ?

15 / 60

Citer la fonction immunologique de défense naturelle ou innée qui est fausse :

16 / 60

What is the function of memory B cells?

17 / 60

What is the primary role of TLRs (Toll-like receptors) in innate immunity?

18 / 60

The major difference between innate and adaptive immunity is:

19 / 60

Which of the following best describes the function of the “constant region” of an antibody?

20 / 60

Which of the following types of therapy is based on providing pre-made antibodies?

21 / 60

Passive immunotherapy provides:

22 / 60

What are Pattern Recognition Receptors (PRRs)?

23 / 60

hich class of drugs is commonly used in antiretroviral therapy (ART) to inhibit reverse transcription?

24 / 60

Which is the first antibody class produced in response to an infection?

25 / 60

What is a common use of active immunotherapy in cancer treatment?

26 / 60

HLA matching is critical for which medical procedure?

27 / 60

What type of immunity involves antibodies?

28 / 60

What type of ELISA is best for detecting cytokines in a biological sample?

29 / 60

How is the classical complement pathway activated?

30 / 60

Which statement about active immunotherapy is TRUE?

31 / 60

Which test is used for next-generation sequencing (NGS) of viruses?

32 / 60

What is the primary function of antibodies in adaptive immunity?

33 / 60

In which of the following processes is HLA involved?

34 / 60

What does RIA stand for?

35 / 60

Which cytokine is most associated with HIV-induced immune activation?

36 / 60

What is the role of IgD antibodies in the immune system?

37 / 60

Which immune cells are primarily involved in the clearance of pathogens during a viral infection?

38 / 60

Which complement protein is responsible for opsonizing pathogens?

39 / 60

Which test detects antigen by immobilizing it between two antibodies?

40 / 60

Which immune molecule is primarily responsible for forming a protective barrier in mucosal tissues?

41 / 60

Which of the following is NOT a type of PRR (pattern recognition receptor)?

42 / 60

Which type of immunity is acquired after an infection?

43 / 60

A patient with recurrent episodes of swelling in the face and throat without urticaria likely has:

44 / 60

What is a key characteristic of adaptive immunity?

45 / 60

What is the primary function of immune checkpoint inhibitors?

46 / 60

Which test is used in blood typing?

47 / 60

Which of the following is an example of active immunotherapy?

48 / 60

Interferons are primarily involved in:

49 / 60

Which of the following infections is common in HIV-infected individuals with weakened immune systems?

50 / 60

What is the role of mast cells?

51 / 60

Which of the following is true about HIV transmission?

52 / 60

What is a key advantage of PCR over antigen detection?

53 / 60

Where does antigen presentation to T cells mainly occur?

54 / 60

Which of the following cells does the complement system primarily target for destruction?

55 / 60

Which immunoglobulin is the most abundant in the blood and extracellular fluid?

56 / 60

What is the main advantage of RIA over ELISA?

57 / 60

What is the primary difference between MHC Class I and MHC Class II molecules?

58 / 60

What is the main characteristic of an antigen?

59 / 60

HLA polymorphism contributes to which characteristic of the immune system?

60 / 60

What is the key advantage of immunochromatographic assays?

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