Suggest some possible physiological benefits of allergy.

Q: Explain how and why antihistamines have a soothing effect on IgE-mediated allergy.

A: Histamine are released by mast cells in most tissue and basophils  in blood also. Or stored in…

Q: a. Explain the rationale for each of the followingwith acute inflammation: (i) warmth, (ii) fever.b.…

A: Inflammation is the action of the immune system against disease causing antigens. There are two…

Q: Describe general characteristics of type I allergic reactions.

A: In physiology, the allergic reactions are refers as hypersensitive reactions which takes place…

Q: Indentify the four major categories of hypersensitivity or overreactions to antigen.

A: Immunopathology is the condition of disease brought on by immune system failure. Life-threatening…

Q: Describe the relationship between allergies and allergens.

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

Q: Describe the eff ects of stress on immunity.

A: immunity is the ability to fight diseases caused by different factors like microorganisms and…

Q: Describe how secondary B cell responses aredeveloped.

A: Immunology is a part of science that covers the investigation of immune frameworks altogether living…

Q: Explain the the general effects of hypersensitivity.

A: Hypersensitivity reactions are due to an increase in immune sensitivity which is antibody-mediated…

Q: Give an Overview of disorders of the immune system.

A: The disorders of the immune system occur when there is the abnormally low activity or overactivity…

Q: Explain why allergic responses tend to recur.

A: Allergic reactions, also known as hypersensitive reactions. It occurs when our immune system starts…

Q: Explain the effect of Th on B cells

A: B cells or B lymphocytes are a kind of leucocytes that are involved in humoral immunity. They are…

Q: Explain how people with autoimmunity could develop antibodiesagainst intracellular components…

A: Autoimmunity is a condition when the immune system turns hostile against its own self. A disease…

Q: Describe how an immediate-reactionhypersensitivity (allergy) response may occur.

A: Hypersensitivity reaction(HR) It occurs when the normally protective immune system responds…

Q: Compare and contrast atopic allergy and type IV (delayed)hypersensitivity as to mechanism, symptoms,…

A: Atopy is a chronic allergy that is characterized by the immediate beginning of manifestations. Type…

Q: Explain the mechanisms of immune complex disease.

A: Antigen–antibody deposition and complement activation characterise immune complex illnesses, which…

Q: Define the genetic and environmental factors which influence allergy development.

A: An antibody against a harmless chemical is activated as a result of an allergic reaction that the…

Q: List and explain examples of immune disorders and allergies, and discuss the effects of stress on…

A: There are several immune disorder out of which auto immune diseases is the common. In autoimmune…

Q: List the benefits and risks of a fever.

A: Fever also referred to as pyrexia, is characterized as having higher body temperatures above the…

Q: Describe general characteristics of allergic reactions.

A: The hypersensitivity reactions are undesirable reactions which are produced by the normal immune…

Q: List two potentially life-threatening consequences of a Type I hypersensitivity reaction and explain…

A: The immune system is critical for maintaining human health and defending the body from microbial…

Q: Name and explain the three outcomes after complement activation.

A: Three outcomes after complement fixation are:- 1)cell lysis- It occurs after insertion of membrane…

Q: Explain the importance of determining the specific causesof allergic reactions

A: Allergic reactions are abnormal immune responses produced by one's body at exposure to harmless…

Q: Describe the potential problems that would arise if a personhad an acquired inability to phagocytose…

A: Immunity can be defined as the ability of the organism to resist against infections or diseases by…

Q: Explain how unbroken skin, the phagocytic action of neutrophilsand macrophages, inflammation, and…

A: The body has a variety of defense mechanisms to prevent and fight off infections. The physical…

Q: Define allergy/hypersensitivity and explain what accounts for thereactions that occur in these…

A: The immune system consists of organs and processes of the body that provides resistance to infection…

Q: Describe the origins and effects of primary immune diseasescaused by B-cell, T-cell, or combined…

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

Q: Briefly define the set of terms and explain how they relate to one another: Allergy, autoimmune

A: Allergies and autoimmune or autoimmunity both are special conditions of immune system present in our…

Q: Describe several factors that influence types and severity of allergicresponses.

A: The hypersensitivity reactions are undesirable reactions which are produced by the normal immune…

Q: Define a fever, and describe how it occurs.

A: The normal body temperature of human body is 37°C. Some individuals will have a temperature lower…

Q: Explain why IgM cannot activate complement by itself.

A: Antibodies which are also known as immunoglobulins are large Y shaped blood proteins produced by the…

Q: Describe several factors that infl uence types and severity of allergic responses.

A: Introduction: The immune response is a protective mechanism, but it can also be harmful to the body.…

Q: List the three main ways to prevent or short-circuit type I allergic reactions.

A: Introduction: Allergic reactions are hypersensitive responses to any substance. these substances are…

Q: Is their a correlation between age and allergic reaction?

A: Allergy is the immune response for particular substances like pollen, dust, fur and some food…

Q: Explain the four hypersensitvity disorders that occurs during the immune system and how they are…

A: The defense mechanism of the host that includes several biological structures and processes to…

Q: Define hypersensitivity. List three types of hypersensitivity reactions. For each, note whether…

A: The immune system is responsible for the defence of the body against pathogens.

Q: What are the strategies for combating allergy attacks?

A: Introduction Allergies are caused by improper and sudden immune response of our body to certain…

Q: Describe about the role of mast cells and basophils in allergy.

A: Mast cells are the modified basophils of the immune system of vertebrate animals. Basophils are a…

Q: Defi ne allergy and hypersensitivity and explain what accounts for the reactions that occur in these…

A: The physical substance of an organism constitutes its body. Human body respond in different ways in…

Q: Explain the genetic and environmental factors that influence allergy development.

A: An antibody against a harmless chemical is activated as a result of an allergic reaction that the…

Q: Describe the mechanism behind fever, and explain its beneficialand harmful effects.

A: When a body’s temperature is being increased above the normal range of 36° to 37° C, it is called…

Immune Disorders

The collaboration between the cells and proteins that work together as a defense system against infection comprises the immune system.Each of them performs a variety of tasks to recognize and/or react against a foreign body.