When Pathogens destroy Normal flora, it can lead to: a. Large inoculum b. Physical destruction of host cells c. Infection d. All of the above

Q: The number of microbes needed to cause illness in the host A. the disease threshold B. Minimum…

A: Disease threshold refers to the condition of the disease after which there is requirement for proper…

Q: Which of the following viruses causes chronic persistent infections? a. hepatitis B c. parvovirus b.…

A: Virus, irresistible specialist of little size and straightforward structure that can duplicate just…

Q: Escherichia coli displays which antigens?a. capsular b. somatic c. flagellar d. all of these

A: E.coli is a type of bacteria that is mostly found in the human intestine and gut of some animals. It…

Q: For a virus to be able to infect a cell, it must   A. Be able to specifically bind to receptors on…

A: Virus are the infective protineous coat found inside a living organism or in extreme conditiin like…

Q: A(n) _______ organism is part of the normal microbial flora of the host    A. Acquired  B.…

A: The microorganisms are responsible for development of particular disease. But not all microorganisms…

Q: In general, zoonotic viral diseases are ________ in humans.a. mild and asymptomatic b. self-limited…

A: Zoonotic viral diseases are those that are spread from animals to humans by direct contact like…

Q: 1. The use of a face mask to prevent the spread of germs is a recognition of the ___ route of…

A: Question - The use of a face mask to prevent the spread of germs is a recognition of the ___ route…

Q: One of the following is not considered as a determinant of bacterial pathogenesis? a. Transmission

A: Pathogenicity refers to a pathogen's ability to cause disease. Microbes express pathogenicity…

Q: Which of the following most directly causes the symptoms experienced by a person who is infected…

A: The virus enters your body and infects healthy cells. The invader spreads throughout your body by…

Q: This pathogen and its spores are effected by radiation. A. Staphylococcus aureus B. Clostridium…

A: Microbes, which are tiny and nearly invisible, have had a huge influence on society since the…

Q: An example of an endogenous microorganism is: A.Fomites b.Skin bacteria present in dermatitis. c.Air…

A: The objective of the question is to identify an example of an endogenous microorganism from the…

Q: How many times has Ebola caused an outbreak in the last 40 years?  A. Hundreds  B. Dozens  C.…

A: The objective of the question is to determine the number of times Ebola has caused an outbreak in…

Q: Why are encapsolated bacteria generally more pathogenic than un-capsolated strains. a. Because…

A: The capsule is a layer of polysaccharide found outside the cell envelope of bacteria.  Capsule gives…

Q: Jim has been diagnosed with meningococcal disease. His family has been started on an antibiotic to…

A: Meningococcal disease are the infections which are caused because of bacterium Neisseria…

Q: Which factors would promote progression of an infection? Select all that apply. a. low microbial…

A: Answer- Infection is the invasion and division of microorgnisms in the body which lead to medical…

Q: How many times has Ebola caused an outbreak in the last 40 years?   A. Hundreds   B.…

A: The objective of the question is to determine the number of times Ebola has caused an outbreak in…

Q: 1. ) Steven Quest has been reading about the increase in community associated MRSA and asks for more…

A: References Centers for Disease Control and Prevention (CDC):"MRSA: Methicillin-resistant…

Q: N. meningitidis counters the body’s defenses with a. IgA protease. b. a capsule. c. endospore…

A: Neisseria meningitidis is a Gram-negative and non-endospore-forming bacterial strain. It is a…

Q: An infection that spreads from a local site to other tissues is known as a a. mixed infection. b.…

A: An infection is the invasion and multiplication of microorganisms like bacteria, viruses, and…

Q: Other than spreading malaria, anopheles mosquitoes are also vectors of: A. dengue fever B.…

A: Anopheles is a mosquito genus which was first described and named by J. W. Meigen, in the year 1818.…

Q: The following viruses can integrate their DNA into the host genome, causing latent infections of…

A: Viruses are submicroscopic organisms that can infect host cells. They’re present inside a protective…

Q: 3. Why is it difficult to create a vaccine for AIDS? a. the virus is too well hidden in the body b.…

A: DISCLAIMER: Since you have asked multiple questions, we have solved the first question for you. If…

Q: In polymicrobial pulmonary infection, Stenotrophomonas maltophilia secretes a compound which…

A: The question is asking us to identify the biological process that is being described. In this…

Q: 101) In the case of abortive infection a. The cells are destroyed by the virus b. The virus is in a…

A: Abortive viral infections are defined as cells that have been infected with a virus but did not…

Q: The virus transmits best in  A.enclosed spaces and sunny weather  b.encolsed spaces and cold/dry…

A: Viruses are infectious particles having a genetic material and are surrounded by a protein capsid.…

Q: BCG

A: Vaccines are weakened or killed microorganisms administered to the individual and elicit an immune…

Q: Successful pathogens must do which of the following?Choose one or more:A. Cause rapid death in the…

A: A pathogen may be bacteria, virus or fungi that can cause disease or illness to its host. This term…

Q: Which of the following disease is non-communicable in nature?A. Cholera B. Chicken-pox C.…

A: Disease is a particular abnormal condition that negatively affects the function or structure of all…

Q: Which of the following is a commonality between coxsackievirus A16 infection and a varicella zoster…

A: Hand-foot-mouth disease is caused by coxsackievirus A16 virus while chicken pox is caused by…

Q: infections are usually a sign that the host is immunocompromised. a. zoonotic b. viral x Oc. fungal…

A: Immunocompromised individuals are more susceptible to infections than those with healthy immune…

Q: Escherichia coli displays which antigens? a. capsular c. fl agellar b. somatic d. all of these

A: Bacteria is a type of prokaryote that can be found on the Earth's surface. While some are dangerous…

Q: Which of the following does NOT have a normal flora?   A. cerebrospinal fluid   B. mucosal…

A: Normal flora is basically the microbes that are usually found in the body of an organism at…

Q: Virus spikes are commonly associated with which of the following?   a. Non enveloped viruses b.…

A: Virus have spikes protein.

Q: In certain bacterial illnesses, particularly lung infections with Pseudomonas aeruginosa, a…

A: Introduction :- Pseudomonas is a type of bacteria that is found commonly in the environment, like in…

Q: The mosquito is a

A: Aedes aegypti are the mosquitoes which which carries the dengue fever. Dengue has the symptoms like…

Q: Fever can indicate that a. the pathogen remains on the skin D. the body is responding to an…

A: Normal temperature of the body is 98.6 degree fahrenheit. Fever occurs when this temperature rises.

Q: One of the leading causes of morbidity and mortality after a person gives birth is sepsis. Some…

A: Group A Streptococci: a. Streptococcus is gram-positive cocci that occur in pairs and chains. b.…

Q: Haemophilus influenzae is ________and requires special ____________for growth.a. motile,…

A: Bacteria are a group of prokaryotic microscopic single celled organisms. They live in diverse…

Q: The is the time that lapses between encounter with a pathogenand the first symptoms.a. prodrome b.…

A: Pathogen A pathogen is a foreign particle that can invade a host body and can cause infections. The…

Q: Which of the following statements is correct? a. Serial interval is the length of time a…

A: Illnesses that are caused by harmful pathogenic organisms or agents that are present outside the…

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.