Herd immunity limits the spread of disease when O The disease is non-communicable O Most individuals are carriers of the disease Most individuals have immunity to the disease Most individuals are susceptible to the disease

Q: A Virus viral antigen List the Virus different cell D Activates | types (A to E) Activates Activates…

A: Immunity can be classified into innate immunity and acquired immunity. The inborn first-line defense…

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: What is an epitope? O the part of a molecule that an antibody binds to an antibody that binds to a…

A: Immune system protects our body from invading pathogens such as bacteria, virus, fungi, etc. It…

Q: On which cells do we find self and non s

A: Every organism has unique molecules on the surface of the cells . The immune system has the capacity…

Q: How does HIV establish a chronic infection?    A HIV attacks macrophages   B HIV stimulates a…

A: Human Immunodeficiency Virus (HIV) is a lentivirus that attacks & destroys CD4 T cells which are…

Q: The allergic response is caused by ___ that secrete large amounts of allergens bind to , --- when…

A: Given: The allergic response is caused.

Q: 19. The part of the antibody that combines with the antigenic determinants called: O medial region O…

A: According to our guideline we can answer only the first question. So, upload the questions…

Q: Describe three mechanisms that allow pathogens to evadethe immune system.

A: Pathogen referred to as disease-causing microorganisms. These pathogens can cause a severe problem…

Q: A hypersensitivity reaction occurs During the first exposure to an antigen. On a second or…

A: A hypersensitivity reaction occurs on a second or subsequent exposure to an antigen. This means that…

Q: Why is HIV a dangerous pathogen? O it mutates at a very high rate the virus prevents recognition and…

A: Introduction :- A pathogen is defined as the disease-casuative agent , it can be a bacteria , virus…

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: Which of the flooring is NOT a property of specific immunity?

A: T and B lymphocytes are formed in the bone marrow. T lymphocytes are matured in the thymus and B…

Q: the complement system is a groupof ___in the blood that detect pathogenes that have entered the body…

A: There are 3 pathways by which complement is activated on the pathogen surfaces. These pathways…

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: 3. Vaccinations increase the number of lymphocytes with receptors that can bind to the pathogen…

A: Introduction :- Vaccinations are a proven and effective way to prevent the spread of infectious…

Q: What are the two main types of immunity that humans have? O innate and adaptive O internal and…

A: White blood cells or leukocytes in humans provide immunological protection to humans against any…

Q: Why is AIDS difficult toprevent by vaccination?

A: Acquired immune deficiency syndrome (AIDS) is a condition that causes damage to the immune system of…

Q: Humoral immunity is a characterized by B-lymphocytes that respond to become plasma cells and produce…

A: Immunity is the ability of the body to fight against the antigen or pathogenic substances by…

Q: Lymphocytes and phagocytic cells, present in of defense of the innate immunity. Oskin surface O…

A: The immunity is a complex biological system. This helps the body to fight against the foreign…

Q: hich of the following is a set of immediate general defenses against infection present in all…

A: Ans- Adaptive immunity

Q: 23. Cytotoxic T cells cells and produce O opsonize, cytokines O burst, histamine O crenate,…

A:

Q: Which of the following are ways a pathogen can disrupt systemic controls? autoimmune diseases I…

A: Cytokines are a group of low-molecular- weight regulatory proteins secreted by WBC and other cells…

Q: Which of the following is a TRUE statement regarding the effect of high doses of corticosteroids,…

A: Immune system is a system of specialized cells and organs that protects the body from foreign…

Q: Which part of the immune system makes it unlikely for you to get chicken pox more than once? O a.…

A: Introduction :- The adaptive immune response is a complex defense mechanism of the body against…

Q: How does the immune Function when not Working normally interfere with human life

A: Immune system acts as a defence force in our body.

Q: The type of immunity that is gained from an intravenous injection of antibodies is called O…

A: The immune system is made up of a variety of tissues, cells, and chemicals that collaborate to…

Q: Which of the following apply to a secondary O A small number of antigen-specific lymphocytes O A…

A: Immune responses to antigens or pathogenic agents may be categorised as primary or secondary immune…

Q: Which of the following stimuli does NOT activate the inflammasome? O Endogenous cytokines O Viruses…

A: Inflammasomes are multimeric protein complexes that play important roles in the innate immune…

Q: Cytotoxic T Cells attack O pathogens, rapid growth and division O pathogens, apoptosis (cell death)…

A: Introduction Immunity is defined as the ability of the body to fight against the pathogens. There…

Q: A piece of foreign protein, after digestion, that triggers an immune response is called..? (best…

A: An immune response can be defined as the pathway through which the defensive role of the body comes…

Q: Type I diabetes is a type of diabetes in which the body produces little to no insulin. a type of…

A: A gland is an organ that is located throughout the body and it releases certain substances that…

Q: Antibodies are able to dispose of antigens in which of the following ways? O Neutralization…

A: Antibodies or Immunoglobulins are substances produced by the immune system, in response to a foreign…

Q: Proteins that prevent viruses from making proteins and RNA are called * O interferons. complement…

A: We have different defence system against different types of microbes.

Q: A disease which is the result of the immune system attacking its own cells is called ___.…

A: Autoimmune

Q: Vaccines work by stimulating a(n) [ Select] * that causes the rapid reproduction of a specific (…

A: The immune system can be broadly categorized into two parts, innate immunity, and adaptive immunity.…

Q: O humoral autoimmune

A:

Q: 7. True or false?  The only way to achieve active immunity to a disease is to have been infected…

A: Immunity to a disease is achieved through  the presence of antibodies  . The person gets infected…

Q: What type of immunity is acquired once vaccinated against COVID-19? *       No answer       passive,…

A: Immunity is the body's capacity to defend itself against infectious diseases. When you are immune to…

Q: Which of the following is/are an example/s of innate immunity? Neither Mother to child transmission…

A: Immunity is the body's capacity to fend off pathogen invasion. People are constantly exposed to…

Q: Describe 4 types of specific immunity

A: Immune system provides immunity or protection against foreign substances by involving specific…

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.