Which body cells or tissues are affected by hemolysins, leukocidins,hyaluronidase, kinases, tetanus toxin, pertussis toxin, andenterotoxin?

Q: Why is infection by herpesvirus permanent?

A: Introduction  Herpesviridae is a large group of DNA virus which has around 135 types found in…

Q: Differentiate between zoonotic, enzootic and epizootic disease.

A: Communicable infections are sicknesses brought about by infections or bacteria that individuals…

Q: Details about Antibody seroconversion in asymptomatic and symptomatic patients infected with severe…

A: When a person gets infected, antibodies are produced against the antigen causing the disease. During…

Q: Which statement concerning sporotrichosis is false?a) It is characterized by ulcerating lesions…

A: Answer: Introduction: Sporotrichosis means a contamination occurred due to a fungus known as…

Q: What are the arthropod vectors and animal hosts for typhus,spotted fever rickettsiosis,…

A: A vector is any agent which carries and transmits an infectious pathogen into another living…

Q: Outline the pathogenesis of tetanus.

A: Tetanus can be defined as a serious disease that is caused by the bacterial toxin which affects our…

Q: What is the Spanish Flu Pandemic?

A: It was one of the most deadliest pandemic of history that occurred in 1918. It caused due to an…

Q: Which body systems are commonly infected by Haemophilus species?

A: Bacteria are unicellular and prokaryotic organisms that live in wide variety of environments. It…

Q: Discuss the major mechanism of pathogenesis fortetanus and define measures for prevention…

A: Pathogenicity represents a specialization in a certain microorganism to replicate and damage host…

Q: What is the difference of cytotoxin and enterotoxin of Salmonella typhi?

A: A cytotoxin is defined as “a poison that damages cells”. Cytotoxins can be either chemical or…

Q: Which of the following is NOT true about strep throat?(a) It is caused by group A β-hemolytic…

A: strep throat is an infection in the throat and tonsils caused by bacteria called group A…

Q: Define pannexins,

A: The cells are the primary unit of life. Based on the number of cells an organism may be unicellular…

Q: What is the measles, rabies, west nile virus, Toxoplasma, Salmonella , Clostridium Anthrax ,…

A: Measles, Rabies, West Nile virus are some viral diseases, while Salmonella, Clostridium are…

Q: What virulence factor, present in Streptococcuspneumoniae but absent from Salmonella enterica,…

A: A disease is a state of unhealthiness of the physical body, mind and social interaction. A disease…

Q: Name two underlying conditions that predispose a person to Streptococcus pyogenes flesh-eating…

A: Microbes are actually visible under the microscope only. Most of them are found to be severely…

Q: Why is brucellosis a threat to big-game hunters?

A: BASIC INFORMATION  DISEASE It is basically the illness of the body. This affects our bodily…

Q: Discuss the following virulence factors: collagenase, hemolysin, siderophore. For each, explain the…

A: Please follow step 2 for detailed explanation

Q: What are the most characteristic symptoms of diphtheria and why was this disease so deadly prior to…

A: Corynebacterium diphtheria, a bacterium is the causative organism of the deadly disease diphtheria.…

Q: Why is it only necessary to include the exotoxin (in toxoid form) in vaccines for tetanus and…

A: Exotoxin are the toxins produced by bacteria without cell lysis these toxin causes disease in the…

Q: How long is the incubationperiod of the HIV? What ismeant by acute AIDS?

A: HIV HIV stands for Human immunodeficiency virus. RNA is the genetic material in the HIV and it is a…

Q: What are the genetic and molecular features that differ between pathogens and members of the normal…

A: The phrase "ordinary microbiota" alludes to the microorganisms that live on a superficial level and…

Q: Identify the vector and reservoir for yellow fever and dengueviruses

A: DENGUE It is a mosquito-borne viral disease occurring in tropical and subtropical areas. Those…

Q: Outline the mechanism of action of diphtherotoxin, botulinum toxin,tetanus toxin, choleragen, and…

A: Bacterial toxins are virulence factors that alter host cell functioning and seize control of…

Q: What are the the host immune defenses that the Bordetella pertussis, Streptococcus pneumoniae,…

A: Immune system has a defense mechanism against microbial infection which has to be overcome by the…

Q: How does Neisseria gonorrhoeae affect the body?

A: The condition that passes from one person to another by sexual contact is called STD or sexually…

Q: What is AIDS? Name its causal organism. Mention its symptoms.

A: A virus is an infectious microscopic agent that is capable of replicating only inside the living…

Q: Where is Rocky Mountain spotted fever commonly found? What symptoms and activities would justify…

A: Rocky mountain fever is caused by bacteria of the Rickettsia species. This can be spread by the…

Q: What is the role of coagulase in the pathogenesis of S. aureus?

A: Coagulase is a proteinaceous enzyme.

Q: What makes corona virus, dengue virus, human immunovirus, Mycobacterium tuberculosis and Salmonella…

A: All the above-mentioned organisms cause diseases in humans. The corona virus is responsible for the…

Q: What is the difference between C. diphtheriae infection andtoxemia?

A: Answer: Introduction: Diphtheria is a serious nose infection caused by strains of bacterial toxin…

Q: Why is Graves’ disease dangerous?

A: Graves disease is an autoimmune disease which is caused due to overactive thyroid gland. It result…

Q: Describe tetanus. What causes this illness, and how is it transmitted? What does it do to the human…

A: An infection is the invasion of an organism's body tissues by disease-causing agents, their…

Q: What are the recommendations for pneumococcal vaccination?

A: BASIC INFORMATION PNEUMOCOCCAL INFECTION/ VACCINE  This vaccines as the name suggests protects…

Q: what are the immunologic/serologic manifestations of streptococcal toxic shock syndrome?

A: Streptococcus toxic shock syndrome (TSS) is a condition in which the entire organ system collapses,…

Q: What diseases are caused by Trypanosoma cruzi, Leishmania,and Giardia?

A: The organism that does not cause disease but spreads infection by transferring pathogen from one…

Q: Describe the effects of Streptococcus pyogenes onconnective tissue in acute necrotizing fasciitis.

A: Acute necrotizing fasciitis- Necrotizing fasciitis (NF) is a rare infectious condition that causes…

Q: How do the lesions of herpes simplex, syphilis, and lymphogranuloma venereum differ?

A: Introduction: lesions are an abnormal area of tissues inside or outside the body that may get bigger…

Q: 1. Infections caused may fall into one of four categories which vary depending on the site affected…

A: Infections It is defined as the invasion of organism's body cells by disease causing pathogens.…

Q: What is the virus transmission of Cytomegalovirus?

A: Cytomegalovirus (CMV) is a virus that belongs to Herpesviridae family. It is found worldwide and…

Q: explain the public health measures that governments can undertake to stop the spread of the Neisseri…

A: Neisseria meningitidis is the bacteria responsible for meningococcal diseases. It spreads through…

Q: What are the Common allergens classified by portal of entry?

A: A material that can produce an allergic reaction is referred to as an allergen. The immune system of…

Q: Explain how the body (including cells, organs, organ systems) is affected by the bacterium called…

A: Meningococcal meningitis is a type of meningitis caused by Neisseria meningitidis (a bacteria). This…

Q: Contrast leishmaniasis with the two types oftrypanosomiasis in terms of causative agents,…

A: Sleeping sickness (African Trypanosomiasis) and Chagas disease (American Trypanosomiasis) are caused…

Respiratory Infections

Respiratory infections are infectious diseases of the respiratory tract that are mostly caused by bacteria and viruses. They cause infections of the throat, sinuses, airway path, and lungs. Respiratory infections are typically divided into two types: upper tract respiratory infection and lower tract respiratory infection.