Name the 4 types of T cells and give the function of each one. (note: Suppressor T cell is also  known as Regulatory T cell)

Q: What activates a Helper T-cell?

A: Immune system is system which helps our body to fight against the foreign substances which will…

Q: Describe the cooperative interactions between antigen-presentingcells, T cells, and B cells.

A: When a positive change done for one component increases the collectively benefits of a group of…

Q: What is the two types of cells that result from activation of B and T cells?

A: Introduction: - The T and B lymphocytes (T and B Cells) are involved in antigen-specific immune…

Q: What kinds of symptoms accompany B-cell defects, T-cell defects, and combined defects?

A: “Primary immunodeficiency” diseases are the results of genetic or hereditary defects. Some examples…

Q: What are the roles of helper T cells?

A: Majority of the lymphocytes circulating in the blood are made up of T lymphocytes involved in the…

Q: In addition to cells infected by microbes, what other types of target cells are attacked by…

A: Lymphocytes are the types of WBC (white blood cells) that are located in the immune system of the…

Q: In the absence of thymus, where does the maturation of t cells occur ?

A: B lymphocytes and T lymphocytes are two important immune cells that take part in acquired immunity…

Q: Diagram the sequence of events in an antibody-mediated response, including the role of helper T…

A: The immune system is responsible for protecting the body from foreign pathogens. Immune system fight…

Q: Describe the primary functions of helper T cells and cytotoxic T cells.

A: The immune system is responsible for clearing any infectious particle from the body by the…

Q: Where do B cells acquire immunocompetence? Where do T cells do so?

A: B -cells acquire immunocompetence in Bone Marrow and T-cells acquire immunocompetence in Thymus.

Q: List the general functions of B Cells and T Cells.

A: Blood is a body fluid in humans and other animals. It delivers necessary substances such as oxygen…

Q: Explain the difference between a T-cell-dependent and a T-cellindependentresponse.

A: The body recognizes any foreign substances known as an antigen that causes disease and eliminates…

Q: Discuss the events in B-cell and T-cell maturation and how they differ.

A: T cells or thymus cells and B cells or bone marrow- or bursa-derived cells are the major cellular…

Q: What is meant by 'B lymphocytes are sensitive to clonal deletion'?

A: Immunity

Q: Describe three ways in which B cells and T cells are similar and atleast five major ways in which…

A: Lymphocytes belong to the category of white blood cells and serve the function of immunity.  As its…

Q: Describe the relationship between T cell activation and Antigen Presenting Cell.

A: A T cell is a type of lymphocyte, which develops in the thymus gland (hence the name) and plays a…

Q: What happens to individuals with defects in regulatory T cells (Treg)?

A: The immune system protects our body from infections caused by foreign molecules. It is so efficient…

Q: What is involved in the four categories of B-cell and T-cell mediated hypersensitivities?

A: There are four states of hypersensitivity. State I is characterized by immediate allergies that are…

Q: Why are CD8+/αβT-cells important? Explain the function of the mature activated CD8+/αβT-cell and…

A: White blood cells also called leukocytes, are the cells of the immune system that are involved in…

Q: On which cell type is the T-cell receptor located?

A: Immune system is system which helps our body to fight against the foreign substances which will…

Q: Summarize the process of T cell activation, and list major types of T cells produced in this…

A: T cells are very important part of the immune system and play an important role in the adaptive…

Q: How do helper and cytotoxic T cells recognize and respond to antigens?

A: The body has the innate and adaptive type of immune response. Adaptive immunity is a specific type…

Q: Briefly describe how activated cytotoxic T cells can kill virus-infected cells

A: Cytotoxic T cells  Commonly called CTLs are generated by the activation of T cells of WBC. The…

Q: Discuss  mode of  action of  both  T  cells  and  B  cells in  lymphatic  system.

A: The lymphatic system is a collection of tissues, veins, and organs that work together to return…

Q: Compare and contrast T and B cells

A: The T cells are referred to as thymus cells and B cells are referred to as bone marrow (mammals) or…

Q: give an example of an endogenous and exogenous antigen?

A: Exogenous vs. Endogenous antigen:This refers to Where the microbial ANTIGENS are made... inside or…

Q: CD1-restricted α:β T cells respond to lipid antigens of mycobacterial pathogens using all except…

A: Introduction  The cluster of differentiation (also known as cluster of designation or classification…

Q: Describe the types and functions of T cells

A: Immunity is dependent on the types of cells produced by the immune system of the body. There are a…

Q: List in points the main steps of T-cell production and maturation?

A: main steps of T-cell production and maturation:

Q: Must an antigen-presenting cell (dendritic cell, macrophage) be infected with a virus to activate T…

A: There are found a variety of tissue types. Professional antigen-presenting cells, including…

Q: What are the different types of T cells, and what function does each have?

A: Introduction :- T cells are produced by stem cells in the bone marrow and are a component of the…

Q: Name two ways in which the presence of antibodies enhances phagocytosis.

A: Antibodies are immune proteins that circulate in the bloodstream and identify and kill foreign…

Q: Identify the process shown in Diagram 2 . What is the function of the T cell in this process?

A: B cells mediates antigen-specific immunoglobulin production to fight against  pathogens.

Q: Explain how T cells are activated

A: The immune system has a vital role in protecting the body from outside pathogens (bacteria, viruses,…

Q: How Antigen Is Presented to T Cells?

A: T cell, also known as T lymphocyte, is a kind of leukocyte (white blood cell) that plays an…

Q: A primary difference between how B cells recognize antigen and how T cells recognize antigen is that…

A: The immune system is responsible for fighting off infections caused by pathogens and serves as the…

Q: In what way does the T cell’s membrane receptors differ from the B cell’s membrane receptor? In…

A: B cells and T cells are lymphocytes (white blood cells) , they are made in bone marrows and work to…

Q: Explain a function for each of the types of T cells (TH, Tc, TR).

A: T cell, additionally called T lymphocyte, sort of leukocyte (white platelet) that is a basic piece…

Q: What is a T-cell receptor and how is it involved in T-cell activation?

A: A group of proteins found on T cells, a type of immune cell which recognizes and binds to antigens.…

Q: How much times does it take for the naive T cell to get activated?

A: The subgroup of memory T cells and effector precursor is called naive T cells. In the bone marrow,…

Q: Define cytotoxic T cell

A: Two types of lymphocytes are known. These are B cells and T cells. These are involved in adaptive…

Q: What kind of symptoms accompany B-cell defects, T-cell defects,and combined defects, and why is this…

A: Primary diseases are congenital and generally originating due to errors in genetic makeup. The…

Q: Name one of the thymic hormones that help direct the maturation and specialization of T cells

A: T lymphocytes are the most efficient cells of the immune system. These are the types of white blood…

Q: What molecules are MHCI and MHCII associated with on the T cell respectively

A: Major histocompatibility complex molecules helps in activation of T cells and helps in mechanism of…