Which of the following diseases is not due to autoimmunity? A. rheumatic fever B. systemic lupus erythematosus C. diabetes mellitus D. HIV/AIDS

Q: 8. Which statement is incorrect? a. IgG is the most abundant antibody in blood b. Antibodies can…

A: Antibodies play a key role in the immune responses against foreign bodies such as pathogenic…

Q: vaccination provides natural passive immunity A. True B. False 1e. Lymph nodes have several…

A: Answer 1a Toxoids and vaccine function similarly  True this statement is correct.  Answer 1b Active…

Q: 9. Which of the following antibody classes or isotypes facilitate the sequential binding of the C1,…

A: Antibodies are also known as immunoglobulin.These are the protein which are made by plasma cell .…

Q: b Production of complement c. Production of IL-6 d. Production of CRP e. All of the above 41. NK…

A: Hey, since there are multiple questions posted, we will answer first two questions (41 and 42). If…

Q: Which of the following immune cells are most efficient for eliminating parasitic worms? 單選: A.…

A: Eosinophils as effector cells against parasites. Following nematode infection, eosinophils gather…

Q: 28. The molecules mediating signal transduction on a B-cell following antigen binding to BCR are…

A: B cell It is a type of lymphocyte which is involved in providing the humoral immunity component of…

Q: 22. Your patient is born without B cells. He cannot a. fight off intracellular infections b. have a…

A: Here we have to describe if a patient is born without B cells what will happen or what she/he cannot…

Q: 10. NK cells recognize and kill abnormal host cells that are: A. opsonized with IgE. B. lacking…

A: According to bartleby expert guidelines, when multiple questions are posted we are allowed to answer…

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: 30 Year old male develops severe oral Candida infection not on steroids or antibiotics. He has a hx…

A: Viral infections are caused by viruses which are tiny infectious agents that can invade and…

Q: Which of the following is not an autoimmune disease?a. multiple sclerosisb. myasthenia gravisc.…

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

Q: Match each term in Column I with its correct description in Column II. COLUMN I COLUMN II 1. natural…

A: Immunity can be defined as body’s ability to fight against a disease-causing agent which is termed…

Q: 2. B cells proliferate and differentiate into plasma cells and memory cells in the secondary…

A: Introduction :- Differentiated B-lymphocyte white blood cells called plasma cells are able to…

Q: Which of the following is not a possible mechanism for autoimmunity? Select one: A. Abnormal…

A: The immune system protects the body against illnesses and infections. It is composed of several…

Q: Protein receptors found on macrophages that recognize foreign antigens a. toll-like receptors…

A: Macrophages are a type of white blood cell that takes part in protecting the body against foreign…

Q: 1. In central tolerance, 3 mechanisms deviate B cells away from making autoreactive antibody. Which…

A: These are multiple choice questions.

Q: .If thymus gland is removed from a newborn, ___________. A. lymphoid organs are not affected B.…

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

Q: Positive selection of lymphocytes refers to the Select one: a. processing of an antigen by a…

A: The question is asking about the process of positive selection in the context of lymphocytes, which…

Q: . Select the cell types that belong to the myeloid lineage. (more than one answer)  NK cells…

A: Immune system in the body consist of widely distrobuted cells which recognise foreign substances and…

Q: Non-protein antigens are ineffective becase they cant A. Trigger IgM production B. Be used as a…

A: Antigens are any substances with a biological origin and are able to elicit immune reasons by…

Q: Which pertains to the immune response of a woman who has just inhaled a coronavirus to which she has…

A: Corona virus are a group of RNA viruses which causes disease in mammals and birds. They usually…

Q: Match each type of immunity in the left column with its associated example from the right column.…

A: Introduction Immunity can either be active or passive. Antibodies produced in another person or…

Q: Which of the following is a type of cytokine? a. mast cell b. lysozyme C c. chemokine O d.…

A: Cytokines are the chemicals produced by the immune cells to protect the non- infected cells.

Q: What physical barrier and non-specific defenses help to prevent infection? How is a "non- specific"…

A: Hello, thank you for your questions. According to our policy, I am answering the first question. If…

Q: What is the function of cytotoxic T-cells?

A: Acquired immunity develops after birth. It is provided by B and T lymphocytes.

Q: Which of the following characteristics apply to this cell 1.  affected cell in mononucleosis 2.  #…

A: Blood is a type of connective tissue which helps communicating different parts of the body . It have…

Q: Type I (immediate) hypersensitivity A. is mediated by IgE B. is mediated by T lymphocytes…

A: Hypersensitivity refers to undesirable reactions produced by the normal immune system including…

Q: Match the hypersensitivity to the example, each type can be used more than once or not at all. ✓ Hay…

A: Hypersensitivity is the reaction of the immune system to certain substances resulting in allergic…

Q: A 5 year old patient is presenting in a clinic. She has received a C1 complement deficiency…

A: The complement system, which consists of a cascade of proteins that aid in the identification and…

Q: When encountering antigen, describe the mechanism of antigen presentation by B cells.

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