Which structure is depicted in the following image?

Q: Which of the following describes a cytokine that typically cause a leukocyte to undergo…

A: Leukocyte extravasation (additionally ordinarily known as leukocyte grip course or diapedesis – the…

Q: Attraction of leukocytes to an inflammatory site is called b) chemotaxis X) margination e)…

A: The immune system of the body is responsible for fighting the infections in the body and providing…

Q: Where does the lymphatic fluid re-enter the blood?

A: The lymphatic system is a type of circulatory system (not to be confused with the cardiovascular…

Q: The first cell type active in the innate response is usually a(n)       A) phagocyte.…

A: The innate immune system is the first line of defence in the body.

Q: Several different subsets of innate lymphoid cells exist, and each is specialized to respond to a…

A: Lymphoid Cells  Lymphatic tissue is a connective tissue consisting of different types of lymphoid…

Q: What is lymphatic nodules?

A: An organ system that is accountable for keeping fluid balance in the body is called the lymphatic…

Q: The immune system of a person is supressed. He was found positive for a pathogen in the diagnostic…

A: ELISA refers to the enzyme-linked immunosorbent assay. It is a plate-based assay technique and is…

Q: What are interferons?

A: A bodily response towards the presence of substances which is not been recognized as the body’s…

Q: Foreign materials are filtered out of the lymphatic fluid by what type of cell located within the…

A: A lymph node is a kidney shaped organ of lymphatic system and the adaptive immune system. A large…

Q: What is a lymphatic nodule? Describe three places where lymphatic nodules can be found?

A: A small, localized collection of lymphoid tissue is called lymphatic nodule. It is located in the…

Q: What type of cells secrete antibodies? A) Cytotoxic T cells B) Helper T cells C) B cells…

A: Antibodies are  glycosylated protein molecules, also known as immunoglobulin. Antibodies are antigen…

Q: Name the primary and secondary lymphoid organs.

A: Lymphoid organs are the tissues and organs in which the development, maturation, and proliferation…

Q: Which of the following lists contains cells that are typically considered to be associated with the…

A: Immunity can be defined as the capacity of the body to fight against the pathogens attacking the…

Q: Name the cells which are : (i) double negative T cells (ii) double positive T cells

A: T cells are a part of immune system and develop from stem cells in the bone marrow. They protect the…

Q: Reticulocytes are:     Question 6 options:   A)  Nucleated RBCs with…

A: The objective of the question is to identify the correct definition of reticulocytes among the given…

Q: Which of the following is NOT true of Innate Lymphoid Cells (ILCs)? A) Each ILC type responds to a…

A: Innate lymphoid cells are immune cells that mirror the phenotype and function of T cells. It…

Q: Stem cells responsible for the process of lymphopoiesis are located in the (a) thymus and spleen.…

A: Lymphocytes are white blood cells responsible for defending the body from pathogens and other…

Q: What are the names of the four lymph sacs from which lymphatic vessels develop?

A: Lymphatic systems consist of a network of lymph vessels that carry lymph fluid all across the body…

Q: 1) Which is/are NOT characteristic of inflammation due to tissue damage? a) Redness b) Coolness c)…

A: Ans. At the tissue level, inflammation results from local immune, vascular and inflammatory cell…

Q: An allergic reaction is an example of:

A: An allergic reaction is an example of:

Q: Which one is not non-specific immune response?  a) antibady, b) phagocytosis, c) interferons, d)…

A: Pathogen or foreign particles are disease causing agents which when enter inside the body and cause…

Q: What is a secondary lymphoid organ?

A: LYMPHOID ORGANS : These are the organs where origin , maturation and proliferation of lymphocytes…

Q: Why is injecting a substance into the skin similar toinjecting it into the lymphatic system?

A: Answer- Skin is a largest organ of the body it is not fully supplied with the blood vessles.

Q: All of the following cells directly incorporate antigens into their structures, EXCEPT: A). Antigen…

A: The immune system is a defensive system in a host consisting of widely distributed cells, tissues,…

Q: What is Activated macrophages?

A: There are some living organisms that cannot be observed by the naked eye and only can be seen under…

Q: What is the role of the dendritic cell in infection by HIV?

A: Dendritic cells have a tree-like shape. They are responsible for initiating the adaptive immune…

Q: What is the primary function of the Spleen?

A: Step 1 Lymphoid organs are those organs that function as sites of formation, multiplication, and…

Q: A 40-year-old man with a complement deficiency agrees to participate in a clinical study of immune…

A: Introduction: The complement refers to a system of non-specific proteins found in normal human and…

Q: Delayed-type hypersensitivity reactions in the skina) are characterized by a wheal and flare…

A: An individual exhibits the potential to withstand a particular toxin or infection called immunity.…

Q: Leukemic lymphoma is when   Question 3 options:   A)  Lymphoma cells have…

A: Leukemic lymphoma refers to a condition where lymphoma, a type of cancer that originates in the…

Q: Natural killer cells target: A) O cells that possess abundant MHC I self antigens on their surface

A: The natural killer cell is an important cell of an innate immune system. They are larger granular…

Q: Why are the walls of lymphatic vessels thin, like veins?

A: The lymphatic vessels are thin walled vessels structured like blood vessels , that carry lymph As…

Q: T cells and B cells can be activated only by, (a) pathogenic microorganisms.(b) interleukins,…

A: T cell, also called T lymphocyte, type of leukocyte (white blood cell) that is an essential part of…

Q: C (vessel)

A: Lymphatic system is defined as the subsystem of the circulatory system and it is a part of immune…

Q: Where would you expect to find most of the plasma cells in a lymph node?

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: Which of the following happens during inflammation? A) O The capillaries supplying blood to the area…

A: Immunity is the body's defense system that protects the body from the invasion of harmful particles…