the three type of cells in thymus are macrophages, thymocytes, epithelial reticular cells macrophages,epithelial reticular cells only O hepatocytes goblet cells entero endocrine cells

Q: Increase in body temperature should increase the rate of metabolism of microbes instead of killing…

A: A fever is a body temperature that is higher than normal. A normal temperature can vary from person…

Q: Fever is a systemic inflammatory response resulting from release of pyrogens triggered by mast cells…

A: Fever is a systemic inflammatory response resulting from release of pyrogens triggered by…

Q: When is the thymus most active? O during middle age O during childhood during old age during early…

A: Immune system protects the body from foreign molecules. These foreign molecules are pathogen or…

Q: Describe how the thymus’s anatomy and function change frominfancy on.

A: The thymus gland is located in the chest, behind the sternum, and in the anterior mediastinum.…

Q: Which of the following statements is false regarding phagocytosis? It can ingest large particles. It…

A: Introduction   Phagocytosis is the mechanism by which a cell uses its plasma membrane to engulf a…

Q: . What is the role of mast cells? Phagocytosis of foreign molecules Secrete histamine to mediate an…

A: Mast cells are one kind of white blood cell that helps to build an immune system inside a body. The…

Q: When T cells attack the insulin- producing islet cells in the pancreas, which of the following…

A: Insulin is a hormone secreted by beta cells of the pancreas in response to high blood sugar…

Q: Phagocytes are drawn to the area of cell damage by histamine by a process called

A: Phagocytes are categorised as white blood cells. They are responsible for engulfing cellular debris,…

Q: . ● What signaling molecules do macrophages secrete? Interferon Interleukin-1 Histamine Only a and b

A: macrophages are a type of white blood cell that surrounds and kills microorganisms, removes dead…

Q: Which of the following is NOT true about infectious mononucleosis ("mono")? None of the other four…

A: Infectious mononucleosis is Caused by Epstein-Barr Virus, a type of herpesvirus: The Epstein-Barr…

Q: External defenses against microbial invasion include the_____and the mucous membranes that line…

A: 1= SKIN

Q: Can you catch chickenpox or shingles from a person with shingles?

A: Varicella (Chickenpox) is caused by a varicella-roster virus (VZV). Like measles VZV can enter the…

Q: Which of the following statements are TRUE about the process of inflammation? (Select all that…

A: Inflammation refers to the  body's process of fighting against infections, injuries, and toxins, in…

Q: Which is not an effector Tlymphocyte? cytoxic T lymphocyte helper T lymphocyte memory T lymphocyte

A: Human body has an extremely well developed immune system for the protection against pathogens. Human…

Q: Explain how each of the following avoids being killed by phagocytes: 1. Salmonella typhimurium 2.…

A: Phagocytes are a type of white blood cell that helps the body fight infection. They engulf and…

Q: Select the accurate statement. Mast cells prompt an inflammatory response. Cuboidal epithelium…

A: Mast cells are the type of immune cells and are found in the connective tissues, they are known to…

Q: Macrophages perform the fi nal job of removing tissue debris and other products of infection.…

A: Macrophages are the cleaner of the immune system and perform various immune related functions in the…

Q: Which is NOT a role of sebum in the innate immune system. Group of answer choices dehydrates…

A: Sebaceous glands are present on the skin. The glands are mostly present on the chin, forehead and…

Q: Out of the 3 immune system disorders mentioned. which one is when the immune system attacks the…

A: NOTE- "As per our honor code, we are authorized to answer only one question at a moment. As you have…

Q: A pyrogen causes O Phagocytosis O None of the listed answers are correct. Inflammation

A: Pyrogens are substances that can cause fever. They can be produced by body tissue or by pathogens,…

Q: Which of the following proteins downregulates the classical complement cascade by breaking up the C3…

A: The classical complement (CMP) pathway is considered as the method, which helps in the activation of…

Q: What do rubor, calor, tumor, and dolor mean?  What is the cause of each in the inflammatory process?

A: Rubor, calor, tumor, and dolor occurs when inflammation occurs in the body. Inflammation refers to…

Q: Endothelial budding

A: It is also known as angiogenesis. It is the process by which new blood vessels are formed from…

Q: e mucosa of esophagus contain Langerhans cells that act as antigen presenting cells * true False

A: Antigen presenting cells are specialised new cells that presents the foreign antigens on the surface…

Q: which of the following is a chemical defense found on all epithelial surfaces of the body?  Lysozme…

A: Lysozyme is a naturally occurring enzyme that is present in the tears,saliva,milk and mucus,etc.…

Q: What happens when a dendritic cell detects a pathogen? Group of answer choices the dendritic cell…

A: Dendritic cells (DC) are specialized innate antigen presenting cells that have a unique ability to…

Q: Which of the following best describes the function of IgA antibodies? O Allergy response O Defense…

A: IgA antibodies play a crucial role in the defense against pathogens at mucosal surfaces, such as…

Q: Please explain why

A: Option a  Mesenteric lymph nodes

Q: Write TRUE is the statement is True, otherwise write FALSE and explain why the statement is False.…

A: The complement system involves a set of genes that distinguish foreign cells from body cells.…

Q: Some immune systems fail to work effectively so the person is less protected than others. This type…

A: Answer : Immunosuppression is the correct option. When immune system fights and loses against any…

Q: During the inflammatory response, histamine is released by damaged cells which attracts phagocytes…

A: Anergy is a term used in immunology to describe a lack of response by the body's defence mechanisms…

Q: Cytokines are released by phagocytes to initiate inflammation and ____________.     attract more of…

A: When any thing is present on the surface of the cell and binds to it it results in engulfing it and…

Q: ...,.. is critical to both peyer's patches and nervous system development in intestine. Neurophic…

A: Peyer's patches :- thses are the oval shaped subepithilial grouping of lymphatic tissue which is…