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: 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: in your own understanding why is that allergy is dangerous and can be cause of death?
A: Allergy is an exaggerated immune response against a particular foreign substance when entered in the…
Q: Which of the following pairs is mismatched? a. activation of memory cells: secondary immune…
A: Explanation given for the mismatch pair.
Q: What are the different types of immunity? Please elaborate and explain them all
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Cell-mediated immunity is carried out by………….. while humoral immunity is mainly carried out…
A: Immunity protects our bodies from various diseases and pathogens. Immunity can be categorized into…
Q: Which of the following is part of the second line of defense against pathogens? a. skin b. mucus…
A: The immune system is made up of special organs, cells and chemicals that fight infection (microbes).…
Q: Which one of the following acts as the “alarm signal” to activate the body’s adaptive immune system…
A: BASIC INFORMATION IMMUNE SYSTEM It defends our body from the foreign particles which can cause…
Q: Researchers have been trying to develop a way to get the immune system to accept foreign tissue as…
A: Analysts have built up how the structure of receptors on the surface of T cells empowers them to…
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: List and describe at least 4 types of innate immunity. Two of your answers should include examples…
A: Innate immunity Innate immunity is the inborn resistance against infections that an individual…
Q: Monocytes are ____________- leukocytes that develop into _________- .a. granular, phagocytes b.…
A: Monocytes are a type of leukocytes with amoeboid appearance and a unilobar nuclei. They constitute…
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: 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: All of the following cells directly incorporate antigens into their structures, EXCEPT: A). Antigen…
A: The immune system is a defensive system in a host consisting of widely distributed cells, tissues,…
Q: Familiar symptoms like high temperature and swelling are processes to aid in the immune response the…
A: The immune system in our body provides protection against the foreign particles (antigen). The WBC…
Q: Which of these statements about T lymphocytes is false? a. Saome T cells promote the activity of B…
A: Lymphocytes are types of leukocytes. There are two types lymphocytes in immune system:…
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: Which of the following is a function of the spleen?a. produces T cellsb. removes worn-out red blood…
A: Step 1 Lymphoid organs are those organs that function as sites of formation, multiplication, and…
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: Which of the following is true about the immune system? Check all that apply. CD4 T Cells kill…
A:
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: Nursing mothers are able to impart some immunity to their infants. Why do you think this is so?
A: The body has the ability to resist infection and fight against the pathogen that is causing the…
Q: Which of the following statements about interferons is false? Select one: O a. Interferons produced…
A: Interferons belongs to cytokines group, which is a class of proteins. These proteins communicate…
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 of the following does not pertain to B cells?a. have passed through the thymusb. have specific…
A: Immune system comprises innate and acquired immunity. Innate immunity consists of a physical barrier…
Q: To become a fully activated, antibody-secreting cell, B cells usually need: a. to encounter an…
A:
Q: Please do fast. Which of the following statements is not true? (A) An antibody has more than one…
A: A.) An antibody has more than one antigen-binding site. A large portion of the antibodies have two…
Q: Which of the following lymphoid organs have a cortex and a medulla? (More than one choice is…
A: The organ system in humans that deals with the circulatory and immune systems and is made up of a…
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: Which of the following is not a lymphoid tissue?a. spleen b. thyroid gland c. lymph noded. GALT
A: The reaction that happens against an antigen is called an immune response.
Q: Antibody-mediated immunitya. works best against intracellular antigens.b. regulates the activity of…
A: Antibody-mediated immunity: Antibody-mediated immunity is also referred as Humoral immunity which…
Q: TRUE OR FALSE Each B lymphocyte in your body has receptors on its surface, membrane bound…
A: These are a type of white blood cell , and function in the humoral immunity component of the…
Q: what are the importance of immune system of the body in living organisms
A: The immune system is a control network of organs and immune cells that detect and kill foreign…
Q: Virus-infected cells are detected and destroyed by which cells of the immune system? A)helper T…
A: C)-cytotoxic T cells
Q: D a Which of the following is considered an innate immunity: ● Production of antibodies via B…
A: Immunity is defined as a complex biological system with the ability to recognise and tolerate what…
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: Describe HOW the spike protein produced by your own cells results in an immune response, antibody…
A: The immune system protects the body from any foreign pathogen. We have specialised cells in the…
Q: All of the following are phagocytic cells except a. neutrophils. b. T-lymphocytes. c. macrophages.…
A: Phagocytes are cells that consume hazardous foreign particles, germs, and dead or dying cells in…
Q: What happens once the newly made antibodies find and attach to the antigen? What are the 5…
A: * Body shows two types immune response against antigens .They are primary response Secondary…
Q: Which statement is true? is it both true? or is it both incorrect? Statement 1: Major…
A: Introduction :- The major histocompatibility complex is a large gene cluster on vertebrate DNA that…
Q: Which of these statements best demonstrates the difference between the action of B cells and T cells…
A: B cells secrete antibodies that contribute to tissue injury via multiple mechanisms. In addition, B…
Q: Which type of immune response is most directlyeffective against bacteria?a. natural killer cellsb.…
A: The immune response can be defined as the reaction that occurs within an organism for the purpose of…
Q: Choose one component of the innate immune system and explain how it is beneficial. This can be part…
A: Immunity that is innate or nonspecific is a protective mechanism that an individual is born with. It…
| Molecules that label your cells as “self” are a. antibodies. b. T-cell receptors. c. major histocompatibility complex proteins. d. interferon. |
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- The Adaptive Immune Response Is a Specific Defense Against Infection Identify the components of cellular immunity, and define their roles in the immune response.Researchers have been trying to develop a way to get the immune system to accept foreign tissue as self. Can you think of some clinical applications for such a development?Antibody-mediated immunitya. works best against intracellular antigens.b. regulates the activity of T cells.c. cannot be transferred from one person to another.d. is responsible for immediate hypersensitivity reactions.
- Antigen-presenting cells cana. take in foreign antigens.b. process antigens.c. use MHC class II molecules to display the antigens.d. stimulate other immune system cells.e. All of these are correct.Which of the following is not important in the antiviral innate immune response?a. interferonsb. natural killer cellsc. complementd. microphagesMatch to its function. helps T cells mature A. spleen cleanses the blood tonsils В. cleanses the lymph fluid C. pancreas helps guard the entrance into the digestive and repiratory tracts D. thymus E. lymph nodes
- Which of the following can serve as antigen-presenting cells (APCs)?a. T cells b. B cells c. macrophages d. dendritic cells e. b, c, and dAntibodiesa. prevent antigens from binding together.b. promote phagocytosis.c. inhibit inflammation.d. block complement activation.e. block the function of opsoninsHumoral immunity is the part of the adaptive immune system involving: A.cytotoxic T cells killing infected host cells B.neutrophils eating bacteria C.B cells making antibodies to target the invading pathogen D.Your skin cells protecting you from infection with the acidic pH on the surface
- Which of these is an example of innate immunity?a. Tears and saliva wash away microorganisms.b. Basophils release histamine and leukotrienes.c. Neutrophils phagocytize a microorganism.d. The complement cascade is activated.e. All of these are correctThe zone of contact between the T cell and a pathogen-infected cell is called a(n) Select one: a. immunoreceptor tyrosine-based activation motif (ITAM) b. polarization C. cross-presentation center d. granuloma e. immunological synapseWhich of the following cells would be most active in early, antiviral immune responses the first time one is exposed to pathogen?a. macrophageb. T cellc. neutrophild. natural killer cell
