Pathogenic organisms cause damage to the host by a variety of mechanisms, depending on the category of the pathogen and its mode of replication in the host. Give an example of two different types of pathogens that are unlikely to be dealt with by the same mechanism of immune protection.

Q: All of the following are mechanisms used by pathogens to penetrate host defenses EXCEPT:   1.…

A: Correct answer is.. None of the other four answers (all are examples of how pathogens penetrate host…

Q: Adaptive immune responses are slow to develop, taking days to weeks after exposure to reach their…

A: Immunity It is a resistance acquired by a host towards an injury causing microbes or overall ability…

Q: Compare and contrast inflammation and infection.

A: Inflammation and infection are two related but distinct biological processes that the body employs…

Q: Describe the nonspecific response to infection

A: Introduction: The specific reactivity induced in a host by an antigenic stimulus is referred to as…

Q: True or False: In non-disseminated infections, Mycobacterium species are restrained by type-1…

A: In non-disseminated infections Mycobacterium species are restrained by type-1 responses which…

Q: Describe host tissue specificity for pathogens.

A: A pathogen is anything which is capable of causing disease in an organism. Germs or any infectious…

Q: Describe the role of non-specific macrophages in preventing infection

A: The immune system of the body protects the organisms from the harmful pathogen. Pathogens are the…

Q: Compose one good overview sentence about the purpose and the mode of action of the complement…

A: Introduction: The complement system is a part of the innate immune system and is involved in…

Q: All of the following are methods intracellular pathogens can use to survive inside a host cell…

A: Pathogens are the organisms which upon entering in to the  host causes infectious diseases.…

Q: Describe the mechanism by which PrP is infectious

A: Prions are unique . They are abnormally folded pathogenic  proteins . They causes Transmissible…

Q: Why is the evasion of phagocytosis a type of virulence factor?

A: The chemicals that help the bacteria invade the host at the cellular level are known as virulence…

Q: Part of the complement system of defense is opsonization. This process

A: The complement system also called the complement cascade comprises plasma proteins and other…

Q: Describe the two methods a bacterial cell dies due to activating the complement system;

A: The complement system is an innate immune system component that consists of a series of proteins…

Q: From the list below, select all the examples that of defense that ARE NOT considered part of the…

A: Hypersensitive Response: The hypersensitive response (HR) is a plant defense mechanism that involves…

Q: Antibodies play a critical role in the prevention of infection by the specific viruses the antibody…

A: Immunity is a phenomenon which develop inside the body of an organism in order to combat from the…

Q: Why do certain drugs become immunogenic to the host?

A: Introduction :- Immunogenicity, which is defined as a cell or tissue's capacity to elicit an immune…

Q: Describe the mechanisms by which circulating phagocytic cellsare recruited to a site of infection.

A: Phagocytosis is a process by which the cell engulfs the antigen by using its plasma membrane.

Q: Identify physical and chemical barriers to pathogens. Howmight these barriers be compromised?

A: Physical and chemical barriers of the body prevent the entry of opportunistic pathogens into the…

Q: Describe several features of the recognition system of host defenses.

A: A complex network of proteins and cells that defends the body against infection is known as immune…

Q: Describe how phagocytes recognize foreign cells.

A: Phagocytes are specialized immune cells that engulf and destroy foreign cells and debris. They play…

Q: In vertebrates, complement activation generally involves a pathogen recognition step followed by a…

A: Complement System --- Complement system is a part of immune system known as innate immune system…

Q: An antibody binding to an antigen within the body can have which of the following outcomes that…

A: The term 'Antibody' defines certain proteins that circulate in the bloodstream and act against…

Q: The process where antibody will cause microbes to be connected together so they can no longer cause…

A: When foreign molecules attack the body, protective molecules are produced by our immune system to…