Select the correct answer from the answers provided. Which of these characteristics is not a major factor in adaptive or acquired immunity? a. specifi city c. recognition b. chemotaxis d. memory

Q: Compare and contrast the roles of cells and proteins involved the a) the innate and b) the adaptive…

A: Immunity has both unique and common characteristics. Nonspecific additives, regardless of antigenic…

Q: Jay, a young dad, takes his baby to the pediatrician several times in the first year of the child’s…

A: To explain: Why the visits of the baby to the pediatrician to stimulate to make memory cells against…

Q: Choose the combination of answers that most accurately completes the statement. In what process is…

A: The immune system of the body protects the individual from the attack of external pathogens. The…

Q: This chemical is released by virus-infected cells to decrease the spread of virus to nearby cells.…

A: Virus-infected cells release certain chemicals that work as immunity protection against viruses. It…

Q: Select the correct answer for each question.  Explain why each choice (a-d) is correct or incorrect.…

A: The immune system is essential for defending the body from infections and other harmful substances.…

Q: Discuss the differences between humoral and cell mediated immunity in terms of chemicals and cells…

A: In Biology, humoral alludes to any process that relies upon the creation of bodily humor like, for…

Q: Although interferons have several effects, they are particularly useful against infections with…

A: Answer is b.)  viruses.

Q: The third line of defense includes: a. inflammation b. stomach’s digestive acid c. phagocytes d. MHC…

A: Answer is d.)  MHC proteins.

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: Which of these offers a nonspecific defense against viral infection? a. Antibodies b. Leukotrienes…

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

Q: Which pathway(s) of complement initiation/activation would you expect to occur earlier in response…

A: Introduction  The immune response is the process by which the body recognizes and defends itself…

Q: Deficiencies in complement components C1–C4 are associated with _____. a. neutropenia b. chronic…

A: Deficiencies in complement components C1 - C4 are associated with immune - complex disease .…

Q: Select the letter of the choice that best completes the statement. Peyer’s patches are lymphoid…

A: The lymphatic system of our body consists of lymphatic vessels and lymphatic organs. This system…

Q: Choose the best answer for following question. Active immunity can be produced bya. having a…

A: IMMUNITY It is the ability of the body to fight against infection. It is of 2 types -  Active…

Q: What produces Autoantibodies? Select one: a. Macrophages b. Memory T cells c. Plasma B cells d.…

A: Antibodies (immune proteins) that mistakenly target and react with a person's own tissues or organs…

Q: Upon reexposure to a pathogen, a memory B cell can differentiate to which cell type? a. CTL b. naïve…

A: Second line defence or non-specific defence is primarily dependent upon Neutrophils, macrophages and…

Q: Choose the combination of answers that most accurately completes the statement. Which allergies are…

A: Hypersensitivity reactions are an overreaction of the immune system to an antigen which would not…

Q: Select the correct answer for each question.  Explain why each choice (a-d) is correct or incorrect.…

A: Proteins called interferons (IFNs) are secreted by cells. In reaction to viral infections, they are…

Q: Which of the following is not correct concerning interferon?a. Interferon is a protective protein.b.…

A: Answer- Interferons are the proteins that are secreted from the viral infected cells.

Q: Which is/are important in innate immune responses?a. interferonsb. clonal inactivationc. lymphocyte…

A: Innate immunity on non specific immunity includes all the defence elements with which and individual…

Q: Question 28 0. There are two major classes of white blood cells involved in the adaptive immune…

A: After innate immunity fails, adaptive immunity provides a stronger response to prevent the…

Q: Two scientists, Behring and Kitasato, injected tetanus toxin into rabbits, then collected serum from…

A: In the early 1890s, Behring became an assistant in the Institute for Infectious Diseases, which was…

Q: An example of an inflammatory mediator that stimulates vasodilationisa. histamine b. collagen c.…

A: Inflammation is a localized immunized response that leads to swelling. Redness, pain, numbness,…

Q: Select all of the pathways that can activate without antibodies.   A. Alternative   B. Lectin…

A: Alternate pathway is a type of complement pathway in which pathogens are Opsonized and killed.…

Q: correct or incorrect. An advantage to adaptive immunity is a. Its memory cells that provide…

A: The two parts of the immune system are innate and the adaptive(acquired) immune system. The innate…

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: Which of the following is part of the second line of defense? a. Interferons b. Phagocytes c.…

A: The immune system shows immune response in three stages the first line of defence includes the…

Q: Column B Type of immunity A. Innate Column A Clinical situation Trauma patient receives…

A: Immunity  Immunity is defined as the ability to fight against an infection caused by a foreign…

Q: Which of these characteristics is not a major factor in adaptive oracquired immunity?a. specificity…

A: Characteristic Specific immunity developed by lymphocytes in response to antigen termed as adaptive…

Q: Select the correct answer for each question.  Explain why each choice (a-d) is correct or incorrect.…

A: The adaptive branch of the immune system depends heavily on B cells. They assist focused defense…

Q: Select the letter of the choice that best completes the statement. The ability of the body to resist…

A: Humans can get affected by various kinds of diseases. Our body has its own mechanism to respond…

Q: Identify the mismatched pair. (Select all that apply.) a. type I hypersensitivity: mast cells,…

A: Different types of hyper sensitivity are the undesirable reactions produced by the normal immune…

Q: Select correct answer: Natural killer cells a. Targets are virus-infected cells and cancer cells and…

A: The immune system is the body system that defends the body against foreign pathogens and invaders,…

Q: Discriminate between humoral and cell-mediated immunity in a table .

A: Immunity is the body's defense system that fights against pathogens and provides protection against…

Q: Which class of antibody is found in mucus?a. IgMb. IgAc. IgEd. IgD

A: Antibodies, also known as immunoglobulins are Y-shaped globular proteins secreted by the plasma…

Q: 2. How will you differentiate innate and adaptive immunity? 3. What cells in the innate immunity…

A: 2 ) Innate immunity adaptive immunity Innate immunity is also known as First line of defence…

Q: Briefly describe the role of T-helper (TH) cells in the function of the immune system. Be sure to…

A: T-helper (TH) cells are a specialized type of white blood cell that plays a critical role in the…

Q: Answer the following related to the graph attached below: a) Relate your immune system’s response…

A: Introduction :- In Biology, humoral (an adjective) refers to any process that depends on the…

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.