The immune system develops                  through exposure to               .

Q: They type of acquired immunity that results from the inoculation of immune serum is called: a.…

A: Inoculation is a type of immunization that involves introducing an infectious material onto an…

Q: Which of the following is NOT a function of the immune system?

A: A complex network of cells, organs and proteins that can defend the body against infection and which…

Q: which of the following is true about the immune system? check all that apply. a. cd8 t cells…

A: Introduction The main function of the immune system is to protect us from foreign substances and…

Q: Which of the following pairs is mismatched? a. activation of memory cells: secondary immune…

A: Explanation given for the mismatch pair.

Q: Identify the function of the Purkinje fibres. Select one: O a. O b. O c. O d. act as a pacemaker and…

A: The conducting system of heart consists of SA node, AV node, Right and left AV bundles, purkinje…

Q: Match the cell to its function. Some answers may be used more than once. Some questions may have…

A: The immune system is associated with the body's defence mechanism that functions to resist the entry…

Q: All of the following are necessary for a specific immune response except: O a. red blood cells O b.…

A: Immune response is the manner in which the body protects itself against substances it considers…

Q: What do macrophages do that neutrophils don’t do?     A. antigen presentation     B.…

A: The white blood cells (WBC) are responsible for performing immunological roles in our body.…

Q: Antibody production takes place ina. T cells.b. natural killer cells.c. B cells.d. mast cells.

A: Immunology is the branch of science which deals with the study of the immune system, immune response…

Q: Human leukocyte antigens (HLAs) are involved ina. cell-mediated immunity. d. complement.b.…

A: HLA stands for human leukocyte antigens. They are antigens and found on the surface of white blood…

Q: What class of antibodies is normally found in the mucosa of the respiratory tract? a. IG-A b. IG-D…

A: Antibodies are proteins produced and secreted by B cells. They bind to foreign substances, like…

Q: The human immunodeficiency virus has a preference forinfectinga. B lymphocytes.b. cytotoxic T…

A: The human immunodeficiency virus has a preference forinfecting

Q: What are the glycoproteins used to identify and distinguish white blood cells? a. MHC I b. B-cell…

A: Introduction :- Glycoproteins are the proteins which contain carbohydrates ( mostly oligosaccharide…

Q: One-year-old Matthew always seems to be sick. When his blood is tested, there are no antibodies. The…

A: The lymphatic system consists of immune cells called lymphocytes. Lymphocytes are the primary cells…

Q: 30. A nursing baby: a. Lacks innate immunity  b. Lacks antimicrobial related immunity  c. Lacks…

A: In humans, the period of gestation or pregnancy is 280 days. During this period, the fetus develops…

Q: Which of these participates in costimulation? a. cytokinesb. complementc. antibodiesd. histaminee.…

A: Introduction: A signaling pathway responsible for producing a response from the B and T-lymphocytes…

Q: Which structure is not functioning properly if an electrical device is needed to stimulate the atria…

A: The heart has an electrical conduction system that consists of a highly constricted and controlled…

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: When immunity is developed in another individual is transferred to an individual who was not…

A: The body's ability to identify pathogens (antigens),to eliminate dangerous pathogens to prevent them…

Q: hoose the best answer(s)   a. 'Lymphadenopathy' is swelling of the lymph nodes, and is a common…

A: T cells and B cells are major components of the adaptive immune response. T cells are involved in…

Q: is a mechanism of self-tolerance in which the lymphocyte will not achieve a full activation due to…

A: Lymphocyte is a kind of white blood cells present in immune system of jawed vertebrates.Lymphocytes…

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: Immune responses tailored to specific antigens involvea. T cells.b. macrophages.c. monocytes.d.…

A: Immunity can be defined as the ability of an organism to fight against infections caused by a…

Q: Describe how our immune system protects us against harmful invaders. Include the words antigens and…

A: Immune system-: Our immune system is and strong barrier wall which stands between all the invaders…

Q: For question with blanks, choose the combination of answers that most accurately completes the…

A: The immune framework is an organization of natural cycles that shields a living being from…

Q: and T cells are activated by B cells are activated by a. soluble, intact antigens; antigen fragments…

A: 23. Option A is correct i.e, soluble, intact antigens; antigen fragments displayed on the surfaces…

Q: When first exposed to a foreign molecule, are the first class of antibodies generated a. cytokines…

A: The immune response is a set of responsive mechanisms carried out by the immune system of the body…

Q: Which of these events is not a part of the second line of defense? You may have more than one…

A: Our body has mainly three line of defence. Defensing foreign substances is important to ensure good…

Q: After a second exposure to a vaccine,   Select one: A.  Antibodies are made slowly and in greater…

A: vaccines are killed or attenuated antigens or antigenic molecules . they are used to prevent…

Q: Indicate whether the following questions are true (T) or false (F). a. Secondary immune responses…

A: When the body encounters an antigen, immune responses are produced. These immune responses can be…

Q: What is the term for localized swelling caused by fluid accumulation?a. lymphb. lupusc. edemad.…

A: Body fluids are essential fluids of the body. It contains various proteins, antibodies, and…

Q: Maturelymphocytes are abundant in these organs as they play a central role in adaptive immunity.…

A: Immune system plays a major role in protecting our body from pathogens, harmful environmental…

Q: the part of the anitbody that binds an antigen: a. is known as the Fc fragment. b. is called an…

A: The immune system provides defense against invading pathogens. It is a complex network of cells,…

Q: A deficiency of both B cells and T cells is most likely a(n). a. secondary immunodeficiency b.…

A: Immunodeficiency is defined as the host's inability to defend against invading pathogens due to a…