Review (Unfinished) Flashcards
T/F
Are these CD’s receptors are present on T cells: CD3, CD4, CD8?
True
T/F
Are Phytohemagglutinin, Concanavalin A, and pokeweed T cell mitogens?
True
What is the type of Immune response produced by vaccination?
A. Humoral, Passive, Natural
B. Humoral, Passive, Artificial
C. Humoral, Active, Natural
D. Humoral, Active, Artificial
D. Humoral, Active, Artificial
T/F
Is the IgA antibody related with allergic reactions and parasite (nematodes) infections?
False
Tumor development in primary and secondary lymphoid organs could affect:
A. Humoral Immune response
B. Cellular Immune Response
C. Humoral and Cellular Immune Response
D. Adaptive Immune Response is not affected at all.
C. Humoral and Cellular Immune Resonse
After recognizing, processing and presenting the foreign antigen on its cell membrane, the antigen presenting cell (APC/DC)…..
A. Migrate to secondary lymphoid organs and present the antigen to naïve T cells.
B. Recirculate in the cardiovascular system and lymphatic system, and may present the antigen to naïve T cells in different lymph nodes.
C. May return to the original site where the antigen was recognized
D. All of the above.
E, None of the above
D. All of the above.
From the different cell populations derived from bone marrow, what is the cell type which has the capacity to recognize specific antigens ? A. Neutrophil B. Macrophage C. Natural killer Cell D. Basophils E. Eosinophils F. Lymphocytes G. Platelets
F. Lymphocytes
K88 and K99 are pili receptors of E. coli. K88 and K99 are involved in the attachment of E.coli to the enterocyte in pigs and bovines respectively. What element of the specific immune response could inhibit the attachment of these bacteria to the enterocyte? A. Antibodies B. Complement C. Physical barriers D. Gastric pH
A. Antibodies
In the Humoral Immune response, what is the CD receptor in B cells which recognize the complement protein attached to the antigen and participate with CD19 as co-stimulatory signal in B cells? A. CD3 B. CD4 C. CD8 D. CD21 E. CD40 F. CD79
D. CD21
You are in a field trip to a nearby forest with your dog. Suddenly, your dog was stung by a wasp repeatedly. If your dog is highly allergic to wasp toxin, your dog likely develop a respiratory failure and vascular collapse due to: A. Wasp sickness B. Arthus reaction C. Hypersensitivity type IV D. Immune mediated hemolytic anemia E. Anaphylactic shock F. Hypersensitivity type II
E. Anaphylactic shock
Hypersensitivity type I
Enterotoxemia, Brucellosis, Salmonellosis, Black leg, Botulism, Lyme disease, Shipping fever…… Adaptive Immune Response - - - - - -
Adaptive Immune Response - Dendritic cells - Th2 - Naive - - - -
What type of immunodeficiency is present in an animal born without a thymus? What clinical signs are presented? Why do they present healthy in the first few days of life?
Primary Immunodeficiency
Recurrent infections
Colostrum
What are the main gene mechanisms that are involved in order to produce an antibody
Recognition
How many genes are involved in the constant region of the antibody?
…
How many genes are involved in the variable region of the antibody?
…..