Part 4 Immunology(150-199) prof. Keit vanseth

A detailed and educational illustration depicting various immune cells such as T-cells, B-cells, and macrophages interacting with pathogens in a biological lab setting, with a scientific background and labels for clarity.

Immunology Mastery Quiz

Test your knowledge of immunology with our comprehensive quiz designed for students and professionals alike. With a focus on key concepts such as phagocytosis, T cells, and antibodies, this quiz will challenge your understanding of the immune system.

Whether you're preparing for exams or just looking to refresh your knowledge, this quiz offers:

50 detailed questions
A variety of topics within immunology
Instant feedback on your answers

50 Questions12 MinutesCreated by LearningCell327

150. The following answers are true for phagocytosis, EXCEPT:

σ� Supported by complement

σ� Opsonisation

σ� Ingest pathogen

σ� NK cell

151. The following activity is indicated T cell cytotoxic:

σ� MHC-II restricted

σ� MHC-I restricted

σ� B cell activation

σ� Epitope presented to CD4

155. The following statements are true for Antibodies, EXCEPT :

σ� Fc receptor for complement

σ� Extra domain for IgM

σ� Made of heavy and light chains

σ� Receptors for antigens are monovalent

156. The following statements are true for the antigenic determinant :

σ� Is the combining site of an antibody

σ� Is paratope

σ� Small part of the antigen

σ� Is paratope and Small part of the antigen

157. The basic monomeric Immunoglobulin unit is:

σ� Four polypeptide chains

σ� One of five major classes

σ� Four polypeptide chains and One of five major classes

σ� Synthesized by a T-cell

158. Which of the following are mechanisms for neutrophil phagocytosis:

σ� Azerophilic granules

σ� defensins

σ� Hydrolytic enzymes

σ� Azerophilic granules and defensins

159. Identity the phagocytic cells from the following combinations:

σ� Macrophage and neutrophil

σ� Lymphocyte and eosinophil

σ� Macrophage and eosinophil

σ� Eosinophil and neutrophil

160. Class II MHC proteins are :

σ� Recognized by CD4

σ� Recognized by CD8

σ� Used to participate in helper function

σ� Recognized by CD4 and Used to participate in helper function

161. The function of major histocompatibility complex is:

σ� Degrade T4 and T8 polypeptides

σ� Bind antibody for cytokine secretion

σ� Bind complement for cell lysis

σ� Bind epitope for presentation to T-cells

162. The following statements are true for Class II MHC molecules, EXCEPT :

σ� Able to carry an antigen fragment

σ� Recognized by the CD4

σ� Presented antigen to Tc cells

σ� Used to participate in Th function

163. All of the following are a part of innate immune respond, EXCEPT :

σ� Pathways of complement activation

σ� Natural Killer cells

σ� T cells secrete antibody

σ� Macrophage secrete cytokines

164. All of the following are function of IgG, EXCEPT :

σ� Primary response to antigen

σ� Opsonize bacteries

σ� Activate complement

σ� Cross placenta

165. The class of an immunoglobulin is determined by:

σ� Class I and II MHC

σ� The light chain

σ� The antigen

σ� The heavy chain

166. Light chains are :

σ� Specific for each class of antibody

σ� Complement fixation

σ� Reactive with antigen

σ� Have only a constant region

167. Each of the following statement is a characteristic of antibodies, EXCEPT:

σ� They have four glycoprotein chains

σ� They contain variable region

σ� They are phagocytes

σ� They have specific receptor for antigen

168. Cytokines are produced by cells of the immune system in response to various antigen, EXCEPT:

σ� Activate cell function

σ� Facilitate cell lysis

σ� Opsonization antigen

σ� Cause histamine release

169. The following answer is NOT true for interleukins?:

σ� Produced by T cells

σ� Regulation between cells

σ� They are not in stock

σ� Produced by antigen

170. Which of the following are true statements:

σ� IgM and IgG can fix complement

σ� IgA can fix complement

σ� IgE lyses allergen

σ� IgD provides immunization

171. An antigenic determinant is:

σ� A fragment of Antigen

σ� Recognized by a epitope

σ� Molecule of antigen

σ� Recognized by macrophage

172. The following statement is the basic monomeric immunoglobulin unit, EXCEPT:

σ� Composed of glycoproptein chains

σ� Same protein type for all antibody classes

σ� Able to associate with J- chain to form multimers

σ� The receptor is TCR

173. Class II MHC proteins are:

σ� Recognized by the CD8 protein

σ� Used to kill cytotoxic T-cells

σ� Participate in T helper function

σ� Not able to carry an epitope

174. The following statement are for Class I MHC proteins, EXCEPT:

σ� Able to carry an antigen fragment

σ� Recognized by the CD8 protein

σ� Killed target cells by Tc cells

σ� Participate in T helper function

175. Which properties do the T-cell receptor and the antibody share in common:

σ� Both recognize antigen fragments

σ� Both are able to fix complement

σ� Both have constant regions

σ� Both are polypeptide chains

176. The specific type of functional activity of a T-cell following antigen recognition is determined by:

σ� Antigen receptor

σ� MHC class II presenting the antigen fragment

σ� carbohydrate side chains

σ� CD4 or CD8 can bind antigens

177. The following statement are MOST closely related to each, EXCEPT:

σ� Antigen

σ� Allergen

σ� Epitope

σ� Antibody

179. Antigen-antibody reactions can result in the following:

σ� Killed antigen

σ� Complement fixation

σ� Virus neutralization

σ� All answers

180. Variable regions of immunoglobulin are:

σ� Able to fix complement

σ� N-terminal of heavy chains

σ� C-terminal of heavy chains

σ� Specific recognition of antigen

181. The J-chain of immunoglobulin is :

σ� Made only by epithelial cells

σ� Present in IgM

σ� Present in IgG

σ� Made by T cells

182. The T-cell receptor is:

σ� Recognized antigen fragments

σ� Secreted by the T-cell

σ� Recognized antibody

σ� Bivalent

183. The following statement are for Target cell lysis and destruction, EXCEPT:

σ� Cytotoxic T-cells recognizing specific epitopes on the target cell surface

σ� Perforin released from antigen-specific cytotoxic T-cells

σ� Complement binding to IgG and IgM which have bound to epitopes on the target cell

σ� Complement binding to IgE which have bound to epitopes on the cell surface

184. The following statement is true for helper T-cells :

σ� Helper cells recognize antigen with MHC class I

σ� Helper cells recognize antigen with MHC class I and II

σ� Cytotoxic cells recognize antigen with MHC class

σ� Helper cells recognize antigen with MHC class II

185. The following statement are true for Cytokines, EXCEPT:

σ� Control and regulate the immune response

σ� Lymphokines are cytokines

σ� Secreted by specialized cells

σ� Are complement

186. The function of cytokines are :

σ� Bind to MHC class I

σ� Specifically recognize antigens

σ� Production of complement

σ� Regulation the immune cells

187. All of the following are true, EXCEPT :

σ� An epitope is a fragment of a macromolecule

σ� The variable regions contain the antigen recognition site

σ� An antigenic determinant is a paratope

The class of an immunoglobulin is determined by its heavy chain

188. The Natural Killer T Cells work in the immune system :

σ� Adaptive immunity

σ� Link between Adaptive and Innate immune

σ� Innate immunity

σ� Adaptive immunity and Innate immunity

189. The following bonds is responsible for linking of antibody to its chains:

σ� Van der Waals forces

σ� Hydrophobic forces

σ� Hydrogen bonds

σ� Disulfide bonds

191. Which of the following hepatitis viruses is RNA virus?:

σ� Hepatitis A virus

σ� Hepatitis E virus

σ� Hepatitis B virus

σ� Hepatitis G virus

192. The following hepatitis can be prevented by vaccination :

σ� Hepatitis B and C

σ� Hepatitis C and E

σ� Hepatitis D and C

σ� Hepatitis A and B

193. Which of the following immune cells are effective to destroying intracellular pathogens:

σ� T helper cells

σ� B cells

σ� Antibodies

σ� T cytolytic cells

194. The following activities are belong to the B-cells :

σ� Act as antigen-processing cells

σ� Antibodies response to antigens

σ� Differentiate into plasma cells

σ� Receptor antigen monovalent

195. Which of the following DOES NOT play a role in antigen presentation:

σ� MHC class I molecules

σ� MHC class II molecules

σ� MHC class III molecules

σ� Complement

196. The variable regions in the light chains participate in:

σ� Fc receptor binding.

σ� Epitope binding.

σ� Affinity of the complement receptors.

σ� Interaction of the Fab with cytokines.

198. Which of the following antibody fragments consists of a dimer of the heavy-chain constant region but lacks the CH1 domains?:

σ� F(ab)’2

σ� F(ab)'

σ� Fab

σ� Fc

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Part 4 Immunology(150-199) prof. Keit vanseth

Immunology Mastery Quiz

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