Which of the following cells would be most active in early, antiviral immune responses the first time one is exposed to pathogen? O Helper T Cell O Dendritic Cell O B Cell O Natural Killer Cells

Q: An anti-histamine is administered to prevent which cells from causing inflammation? O macrophages O…

A: Our immune system used different cellular, physical and physiological components that provides us a…

Q: Which of the following cell types is important innonspecific responses to infection?a. natural…

A: The branch of science which deals with components of immune system is called Immunology. Immunity…

Q: Which cells of the body would produce the antibodies that would attack SLE antigens? Macrophages O…

A: Answer:- Option B seems to be the correct choice. SLE is an abbreviated form for Systemic lupus…

Q: Foreign proteins in the blood stimulate an immune response. Which of the following is true? Select…

A: Foreign proteins in the blood stimulate an immune response . Which of the following is true? Note:-…

Q: What type of molecule signals to the brain, causing fever? O histamine O antimicrobial peptide O…

A: When a person has body temperature of more than 100oF with a feeling of chills and fatigue, it’s…

Q: Which cells would make the antibodies to help the body fight off SLE? O Cytotoxic T-Cells Natural…

A: SLE is an autoimmune disorder in which immune system attack self cells.  Cytotoxic T cells and…

Q: Arrange the following events during the development of adaptive immune response in the order they…

A: Adaptive immune response It is also referred as the acquired immune response. It constitutes…

Q: Which of the following enzymes works best in an acidic environment? a. amylase. b. pepsin. c.…

A: Enzyme activity is estimated in units which demonstrate the pace of reaction catalyzed by that…

Q: Each B-lymphocyte has several hundred thousand identical copies of __________________ on their cell…

A: Immune system is a network of various cells, tissues and organs that protects our body from invading…

Q: Which of the following cells is phagocytic?a. plasma cellb. macrophagec. B celld. NK cell

A: Antigen-presenting cells, also called the accessory cells are the cells that display the antigen…

Q: lacks the ability to remember a pathogen or react differently to it in the future, whereas uses…

A: introduction: the body's defence mechanism against an infectious disease is the immune system. The…

Q: A major outcome in response to the is the production of O complement cascade activation; a MAC in…

A: It is a complex biological system endowed with the capacity to recognize and tolerate whatever is…

Q: Which is/are not part of adaptive immunity?a. phagocytic cells e. antigen receptorsb.…

A: Adaptive immunity is a type of immunity that an organism gets after it has been exposed to an…

Q: Which of the following immune cells/molecules are most ef-fective at destroying intracellular…

A: Answer is c.)  TC cells.

Q: Match to its function. helps T cells mature A. spleen cleanses the blood tonsils В. cleanses the…

A: Immunity is the body's ability to fight infections. Immunity consists of both specific and…

Q: The moment when a person is exposed to a pathogen for the second time. The moment of an initial…

A: Most of the lymphocytes produced in a primary immune response are involved in fighting the…

Q: Which is/are not part of innate immunity?a. phagocytic cells e. inflammationb. fever f. cytokinesc.…

A: The immune system covers the complex biological reactions that protect the body against invading…

Q: Which of the following pairs is mismatched? Select one: O a. lymphocytes: innate immune response b.…

A: The immune system assaults and eliminates, or attempts to destroy, chemicals or germs, like bacteria…

Q: The inflammatory response is an important innate immune system response. Which of the following is…

A: Inflammation is the immune system's response to harmful stimuli, such as pathogens, damaged cells,…

Q: Cells whose main function is in specific defenses, but not in nonspecific defenses include: O…

A: Immunity is of 2 types - specific and non specific.  Specific immunity or defence is the immune…

Q: Which innate immune system component uses MHC I molecules directly in its defense strategy? a.…

A: The immune system consists of the adaptive and innate immune responses. Innate immunity is present…

Q: Match to its function. helps T cells mature A. spleen cleanses the blood tonsils В. cleanses the…

A: Immunity is the ability of body to fight with pathogens.Immunity includes both specific as well as…

Q: . Cell-mediated immunity is carried out by ________, whilehumoral immunity is mainly carried out…

A: The correct option is B  T cells/B cells

Q: ________________ immunity is a type of adaptive immunity that results in antibody release,…

A: It is the complex biological system endowed with the capacity to recognize and tolerate whatever…

Q: What type of immune response produces an immediate reaction? O Innate immune response O Adaptive…

A: The correct option would be A    Innate Immune response - It is nonspecific immune response which…

Q: Which of the following generates long-lasting adaptive immune memory? Normal microbiota inhibiting…

A: Immune system:It is the body's main organ system. Also called the biological defense system in that…

Q: Which of the following is NOT an innate defense mechanism of the body? O inflammatory response O…

A: The innate immunity is the immunity that develops before the birth. The innate immunity is…

Q: Physical barriers – Skin, Mucous membrane Lymphocytes – Bcells and T cells Components Killer t cells…

A: There are significant differences between innate and the acquired immunity. There are a variety of…

Q: The immune system cell that binds to herpes infected cells and kills them are? A. Regulatory cells…

A: The immune system can be defined as the type of organ system which participates in protecting the…

Q: Which type of cell is ultimately the one which will remove foreign and unnecessary material from the…

A: A complex network of cells, tissues, and organs that work collectively to protect the body and fight…

Q: Which type of T cell is most effective against viruses?a. Th1b. Th2c. cytotoxic T cellsd. regulatory…

A: Viruses are dead organisms which enter in the body of host and attack the immune system. Viruses…

Q: What types of cells provide long-lasting immunity? OMemory T- and memory B-cells O macrophages…

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

Q: What type of immune response takes time to respond to a reaction? O Innate immune response O…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Some pathogens don’t activate the third line of defense. Can you think of a way in which pathogens…

A: The body's third line of defense is the adaptive immune response. This is when the body produces…

Q: Helper T cells are activated by O MHC-II; antigen-presenting O MHC-I; any nucleated O MHC-II; any…

A: The correct option for the answer tot his question is Option A :-MHC-II; antigen-presenting The T…

Q: BOTH Acquired Immunity and Innate defenses of the body depend heavily upon O The complement system…

A: ▪︎The innate immune response is the first mechanism for host defense found in all multicellular…

Q: What types of cells produce antibodies? B cells memory T cells O macrophages

A: The term ‘Immunity’ defines the capability of multicellular animals to fight harmful microbes. This…

Q: What type of immune cell kills cells infected with viruses? B-cells killer T-cells memory B-cells…

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

Q: Which type of cells are responsible for the secretion of antibodies? Plasma cells Monocytes NK cells…

A: Which type of cells are responsible for the secretion of antibodies?

Q: Cell-mediated immunity will always require the involvement of: OB Cells ONK Cells OT Cells…

A: Cell mediated immunity(CMI) Involves specialized set of lymphocytes called T cells that recognise…

Q: In the above diagram, where do most immune cells accumulate? sub-mucosa and mesenteric plexus O…

A: Immune cells: there are many cells that provide defense against pathogens, called as immune cells.…

Q: attack and destroy antigen-bearing cells like bacteria or abnormal body cells. O Plasma cells O…

A: Killer T cells, macrophages, and B cells are all stimulated by helper T cells to make immunological…

Q: The function of the innate immune system is: "cell-mediated immunity" "chemical signalling" O…

A: Introduction Immunity Refers To An Organism's Ability To Fight Itself Against Illnesses. It Protects…

Q: Which of the following cells does not phagocytose pathogens? granulocytes B cells dendritic cells…

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

Q: The complement system is an example of which type of nonspecific defense mechanism of the body? O…

A: The complement defence system of our immune system is a non-specific type of immune system means it…

Q: Which of the following make up the adaptive immune system? [Select all the correct answers.] O…

A: Immunology is a section of biology that includes the study of molecules, cells, and organs that…

Q: This type of immunity results from the recovery from illness (i.e. having pneumonia). O naturally…

A: Active immunity is the type where our immune system is responsible for protecting against a pathogen…

Q: Select all of the answers that are part of the innate immune system. O B Cells O Skin O Mucous…

A: Innate immune system is a non specific immune system we are born with so it is present from the very…

Q: Which of the following is NOT part of the body's third line of defense? Cytotoxic T-lymphocytes…

A: Introduction Basically, 3 types of line of defense are found in our body :-  Physical and Chemical…

Defense Mechanism

Circumstances influence and compel people to behave in a certain way. One such behavior is a defense mechanism. It is employed by people to escape from unpleasant circumstances, thoughts and actions. Defense mechanisms are, thus, psychological strategies that help to avert and avoid unwanted feelings such as guilt or shame and situations such as threat and danger.