)A laboratory animal is scheduled to be immunized by receiving weekly injections of antigen X. Analysis of serum drawn 2 days after the last immunization would show antibodies to antigen X to be primarily of which of the following classes? (A) IgA (B) IgD (C) IgE (D)IgG
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(66)A laboratory animal is scheduled to be immunized by receiving weekly injections of antigen X. Analysis of serum drawn 2 days after the last immunization would show antibodies to antigen X to be primarily of which of the following classes?
(A) IgA
(B) IgD
(C) IgE
(D)IgG
(E)IgM
Step by step
Solved in 2 steps
- 1. (a) (b) (c) (d) (e) (f) (g) (h) Provide the word that best fits the definition for each part below. A protein on the surface of macrophages and other immune cells that recognizes and binds the constant regions of antibodies in antibody-antigen complexes. The portion of an antigen that is recognized by a particular antibody. An antibody that is produced by a hybridoma, a hybrid between a normal B cell and a B cell tumor. A pharmaceutical product that is produced from living organisms or contains components of living organisms. Description of a monoclonal antibody that has been engineered to have the original murine variable regions of the heavy and light chains coupled with human constant regions of the heavy and light chains. A generic form of a biologic drug. It is not identical in structure but identical in function, side effects, and toxicity. A new cancer therapy in which the tail end of an anti-cancer antibody is replaced by a T cell. Binding of the antibody to the tumor can…Differentiate the following secondary antibodies: (a) Mice anti-human, (b) Donkey anti-human, (c) Chicken anti-human, and (d) Donkey anti-chicken.(35) Human immunization with purified polysaccharide antigens generates a response that is not dependent on T-lymphocytes control. As a result switching of immunoglobulin class during immune response does not occur . Therefore,the human immune response 2 months after vaccination with purified polysaccharide involves primarily which of the following immunoglobulin classes? (A) IgA. (B) IgD. (C) IgE. (D) IgG.…
- Warm autoimmune hemolytic anemia, WAIHA, frequently have antibody specificity of: Question 6 options: A) anti-P B) anti-I C) anti-i D) anti-e(26) A laboratory animal is shceduled to be immunized by receiving 3 weekly injections of antigen X. After the last immunization, it is discovered that the preparation used for the final immunizaton was not purified to homogeinity and also contained antigen Y. Which of the following is the most likely to be the primary class of the antibodies to antigen Y in the blood drawn 2 days after the klast injection (A) IgA (B) IgD (C) IgE (D) IgG (E) IgMThe figure above depicts an antibody. For the labeled areas, which statement among A-D is not correct? A) O Mature, functional IgA antibodies possess a total of two sites labeled A B) O Your IgM antibodies are all similar in these areas: A C) O During opsonization, area B would bind to a bacterium D) O Your IgD antibodies are all different in this area: B 111 E) O None are matched correctly. B.
- (38) Following a rattle snake bite, a patient is injected with horse anti-rattlesnake venom serum. Ten days later he has general weakness, headaches, muscular and joint pains, and dark urine. Laboratory studies show proteinuria. Serum concentrations of immunoglobulins are within the reference range, but serum C3 and C4 concentrations are decreased. Which of the following is the most likely pathological process? (A) Anaphylactic Reaction (B) Delayed Hypersensitivity to horse protei (C) Formation of antigen-antibody complexes containing horse proteins and human immunoglobulin (D) Formsation of antigen-antibody complexes containing snake venom proteins and a horse antibody (E) Systemic reaction to snake venomHow many types of antibodies are there? (a) Five. (b) Three. (c) Two. (d) Four.The valence of an antibody that is a pentamer is: O 1) 2 O2) 4 O 3) 3 O4) 10
- The best definition of an antigen is:(a) A foreign molecule in the body(b) A chemical that elicits antibody production and binds tothat antibody(c) A molecule that binds to antibody(d) A pathogen(e) An enzyme that activates B cells2. Which of the following parts of the IgG molecule are not involved in binding to an antigen? A) Fab B) Fc C) Heavy chain D) Light chain E) Variable domain BA 5year old child arrives at the emergency department minutes after being bitten by a black widow spider. You immediatrely inject gamma globulin in the form of an antivenom. Yhis type of immunization is referred to as which of the following? (A) Artificial active immunization (B) Artificial passive immunization (C) Natural active immunization (D) Natural passive immunization (E) Adoptive immunization
