Immunology MCQs TESTS COMPILATION BUNDLE

A 25-year-old Caucasian female with a past medical history of shortness of breath, fatigue, and pallor. Her blood smear demonstrates microcytic, hypochromic anaemia. Which of the following anaemias most likely is responsible for her symptoms? Select one: a. Anemia of acute blood loss b. Anemia of...

Grafts exchanged between identical twins or animals that are identical to one another are known as... A) Alloreactive B) Allogeneic C) Syngeneic D)Xenogeneic correct answer: C) Syngeneic Grafts from one person to another are known as... A) Alloreactive B) Allogeneic C) Syngeneic D)Xe...

CLIP correct answer: Remnant of Ii (invariant chain) MIIC Compartments correct answer: Peptide loading compartments for MHC class II Viruses that target MHC antigen processing pathways correct answer: Long-life viruses eg herpes, cytomegalovirus (pulls MHC from ER membrane into cytosol to d...

1) Which of the following is characteristic of antibodies? A) carbohydrate structure B) composed of heavy and light polypeptide chains C) three binding sites per antibody monomer D) incapable of being transferred from one person to another correct answer: B) composed of heavy and light poly...

Immune recognition of molecules belonging to self is important to A. activate natural killer cells of the innate immune system . B. determine the safety of interacting with the molecule. C. induce somatic generation of a B- or T-lymphocyte receptor for the molecule. D. stimulate binding by patte...

Dentritic cells? Secrete prions Recognise, process and present antigenic information Are the only cells which secrete cytokines correct answer: Recognise, process and present antigenic information Adaptive immune system includes? Skin cells Mast cells T cells correct ans...

If a person shows production of interferons in his body, the chances are that he has got an infection: a. tanatus b. malaria c. typhoid d. measles correct answer: d. measles The blood group, with antibody A and antibody B is: a. O b. A c. B d. AB correct answer: a. O Antibodies in ou...

Which of the following receptor types are used by the immune system to sense bacterial lipopolysaccharide? correct answer: Toll-like receptors Which of the following cytokines are not produced by dendritic cells upon pathogen receptor ligation? correct answer: Interleukin-2 Neutrophils can k...

A sputum sample is applied to a glass slide. The slide is stained by Gram's method. When viewed in the microscope the following is seen, groups of purple circles and pink rectangular shapes. What is the interpretation? correct answer: Gram negative bacilli and gram positive coccus Bacteriophage...

Natural Killer (NK) cells: a. are lymphocytes derived from the lymphoid line belonging to the innate immunity b. are lymphocytes derived from the myeloid line belonging to the innate immunity c. are lymphocytes derived from the lymphoid line belonging to the adaptive immunity d. are very activ...

The most sensitive method for the detection of antibodies to ds-DNA is a. Immunofluorescence b. Radioimmunoassay c. Immunoprecipitation d. Immunoelectrophoresis correct answer: a. Immunofluorescence 1.Which of the following tests is used to diagnose contact dermatitis? a. Prick tests b. S...

A 25 year old patient presents with malaise, fever, and swollen lymph nodes. A blood test leads to the diagnosis of an EBV infection. Which of the following is likely the predominant white blood cell in this patient? A. basophil B. neutrophil C. macrophage D. T helper cell E. B cell F....

Polyclonal goat anti-bovine IgA means: A. Goat IgA antibody that recognizes several classes of bovine antibody B. Goat antibody from several Bcell clones that all recognize epitopes of bovine IgA C. Bovine antibody from several B-cell clones that all recognize goat IgA D. Goat IgA antibody ...