An allergy to pollen: is a type I hypersensitivity reaction   both is a type I hypersensitivity reaction and is antibody mediated   both is a type I hypersensitivity reaction and is cell mediated   is antibody mediated   is cell mediated

Q: The type of immunity which has long lasting effect but has the risk of dying from the disease is __…

A: Immune Response can be classified into the following types: 1. Active Immunity which is further…

Q: Which of the following statements regarding phagocyte recognition of pathogens is TRUE? TLRS in the…

A: Pathogen Associated Molecular Patterns (PAMPs) are specific polypeptide signatures present on the…

Q: None

A: Refer to the solution

Q: Which of the following is a component of the first line of defense in the innate defense system?…

A: Immune system in our body is a complex biological system that plays a major role in recognizing the…

Q: In cortical region of the thymus, T cells are the following EXCEPT Select one: Each cell must bind…

A: Answer: Introduction: Primary lymphoid organs – Primary lymphoid organs are including thymus, Bursa…

Q: about B cells in the following is: They can present both protein and non-protein antigens They can…

A: The immune system is a control network of organs and immune cells that detect and kill foreign…

Q: Which of the following vaccines is safe to administer to a patient who has a T-cell deficiency?…

A: T-cell deficiency is a deficiency of T-cells, due to reduced T-cell function, which induces…

Q: Which option is not an example of active immunization? Group of answer choices Injection of a mRNA…

A: Active Immunity  Antibodies develop in a person's own immune system after the body is exposed to an…

Q: Pathogens produce several types of proteins that can inhibit complement activation. The importance…

A: Complement activation is one of the most important ways of innate immune system, to get rid of…

Q: A hypersensitivity reaction occurs During the first exposure to an antigen. On a second or…

A: A hypersensitivity reaction occurs on a second or subsequent exposure to an antigen. This means that…

Q: The process by which a B cell with the appropriate antibody selection antibiotic deletion clonal…

A: When an antigen reacts with specific receptors and B and T cell and allow to divide continuously in…

Q: True or False: In non-disseminated infections, Mycobacterium species are restrained by type-1…

A: In non-disseminated infections Mycobacterium species are restrained by type-1 responses which…

Q: Which of the following occurs during an active immunization?   Effector and memory cells do not…

A: When a disease entity activates the immune system to generate antibodies against it, this is known…

Q: Which of the following statements correctly compares/contrasts the ways in which antibiotics and…

A: The ways in which antibiotics and antibodies interact with the cells of pathogens that they can…

Q: Eosinophils are proinflammatory mediators : they function in allergy, parasite eradication, and…

A: Eosinophil is a type of WBC and they play a significant role in immune system to fight off…

Q: What type of molecules are produced by pathogens and stimulate an unregulated T cell activation in…

A: Pathogenicity represents a specialization in a certain microorganism to replicate and damage host…

Q: Which of the following defines a memory cell?   Microorganism that typically lives on the human body…

A: Primary response- the immune response that occurs during the body's first encounter with a…

Q: Which of the following true of active immunity? Is considered to provide short term protection O…

A: The immune system protects the body from the external attack of a pathogen or foreign body. Active…

Q: Antibody-dependent cell-mediated cytotoxicity would be an important adaptive immune response to…

A: Antibody-dependent cell-mediated cytotoxicity (ADCC) is an important adaptive immune response that…

Q: how can some drugs lead to a type 2 hypersensitivity?

A: Hypersensitivity refers to undesirable and unwanted reactions produced by the normal immune system,…

Q: The classic inflammatory response (heat, swelling, redness, pain) reflects the communication of…

A: The classic inflammatory response is a complex and coordinated series of events orchestrated by the…

Q: The complement system of defense is composed of proteins that are always present in the blood. Which…

A: The complement system is also known as complement cascade. It is a part of the immune system that…

Q: Figure 3 shows the overview of adaptive immune defenses. Rajah 3 menunjukkan gambaran keseluruhan…

A: Adaptive immunity has two sub-division are antibody mediated immunity and cell-mediated immunity.…

Q: is inhereted, aquired or indused resistance to infection by a specific pathogen

A: Inherited resistance to infection is the specific resistance against a pathogen that is present in…

Q: Which of the following sets of pathogens, cells, and molecules are all associated with a Type 1…

A: Type- I immune response or Type-I hypersensitivity can be referred to as the most common type of…

Q: What is the difference between an immediate hypersensitivity reaction and a delayed hypersensitivity…

A: Hypersensitivity condition in which the normally protective immune system has a harmful effect on…

Q: When describing cytokines which statement is false? Group of answer choices  Cytokines can be used…

A: Cytokines are cell signalling molecules responsible for communication between the cells to elicit an…

Q: Which of the following is mismatched? Epitope - Specific area on an antigen that interacts with…

A: Q. Ans:- Explanation:- The first statement is correct as the epitope is that region on the antigen…

Q: Which cell type would likely be the first to attack a tumor even though it does not have specific…

A: To identify Which cell type would likely be the first to attack a tumor even though it does not have…

Q: hich of the following is a set of immediate general defenses against infection present in all…

A: Ans- Adaptive immunity

Q: Which of the following is true about the innate immune system? Check all that apply Phagocytosis…

A: Immunity is defined as all of the physiological mechanisms that allow a person's body to recognise…

Q: The following are all features of adaptive immunity except ____ It is a systemic response It is a…

A: The adaptive immune response, also referred to as acquired response is the one that relies on two…

Q: Which of the following steps are part of the processing of antigen by immune cells? Select all that…

A: Antigen processing It is also called the cytosolic pathway. It i.s an immunological process which…

Q: in a primary response to an exposure to an antigen Group of answer choices antibodies are produced…

A: The immune response is the mechanism of the human immune system in which the body responds toward…

Q: Which of the following is NOT a mechanism used by the immune system to fight multicellular…

A: Immunology is a section of biology that studies molecules, cells, and organs that build up the…

Q: The cytokine that activates macrophages, inhibits viral replication, and increases MHC Class I…

A: The cytokine that activate marcopahges, inhibits viral replication and increase MSH class 1…

Q: Which of the following are ways a pathogen can disrupt systemic controls? autoimmune diseases I…

A: Cytokines are a group of low-molecular- weight regulatory proteins secreted by WBC and other cells…

Q: These are released by host cells in response to viral stimulation. Some act to prevent viral…

A: Introduction  A virus is an infectious microorganism made up of a protein-coated segment of nucleic…

Q: Action of Mediators produced from mast cell:Vasodilation, increased vascular permeability:…

A: Mast cells is a kind of white blood cell found in all the connective tissues of the body such as…