The structure in the box (upper left of figure) is used to attache to the digestive tract of a host. True False

Q: All are true of endotoxins except

A: The outer membrane of a gram-negative bacteria made of lipopolysaccharide which acts as…

Q: Parasite Reservoir/Source Risk Factors in Laboratory Diagnosis and Parasite Clinical Treatment of…

A: It is a microorganism that depends on host, i.e. it lives on or inside the host and also gets its…

Q: Observe figures a, b, c, and d and identify the parasite shown. (a) Source: CDC (c) Courtesy of…

A: Parasite is an organism that feeds on its host and can be present on the surface (ectoparasite) or…

Q: Gonorrhea & chlamydia       Genital herpes

A: Ans- Gonorrhea & chlamydia are sexually transmitted bacterial infections. These two diseases can…

Q: Detail note on Scop of Immunology in the field of parasitology

A: The study of parasites, their hosts, and their interactions is known as parasitology. The scope of…

Q: A roach crawls across a dirty floor and onto uncovered food.  An unsuspecting person eats the food…

A: Transmission of various microorganism by vectors is very common as vectors act as a vehicle for the…

Q: Create a chart based on reservoirs modes of transmission and portals of entry. Please select 5…

A: Many infectious organisms need a reservoir, where they thrive and it is from this reservoir that…

Q: Is congenital rubella syndrome more likely to occur if a pregnant woman is infected early or late in…

A: Rubella is incredibly dangerous for a pregnant woman and her developing baby. Infection with rubella…

Q: Why are noroviruses so common in crowded settings such as cruises and college dormitories?

A: Acute gastroenteritis is a disease, which is caused by a family of viruses and infects digestive…

Q: Each of the following parasites have food and water method of transmission EXCEPT * Leishmania…

A: Food and water is a great mode of transmission of disease by which many organisms such as Vibrio…

Q: hat is the reason why is it best to examine a freshly collected stool sample in clinical…

A: Prokaryotes are unicellular organisms that coinhabit the ecosystem with the eukaryotes. The…

Q: Who is definitive and intermediate host? (Zoology subject)

A: The above diagram is on the life cycle of plasmodium. Here we have to find out what is the…

Q: Why is stool examination important in the study of Parasitology? Provide/List 5 specimens in a…

A: Parasitology is a scientific study concerned with biology of parasites and  parasitic diseases

Q: Symptoms of Viral Infection It is possible to be infected with a virus for years but not show any…

A: Viruses are microscopic germs. They're made up of genetic material encased in a protein shell.…

Q: Entamoeba histolytica has three forms * True False

A: Entamoeba histolytica is a protozoa that causes aeoebic dysentery or amoebiasis. They infect the…

Q: The normal microbiota part of the _______ line of dense First Second Third Fourth

A: A disease is an abnormal condition that affects the structure or function of an organism and is…

Q: Describe How prions is responsible for disease like BSE ( mad cow disease)

A: Bovine spongiform encephalopathy or BSE is a fatal disease that cause neurodegeneration in cows.…

Q: iruses are obligate intracellular parasites. Rubella is also known as Exanthem subitum *…

A: A microorganism, often known as a microbe, is a tiny organism. Microbiology is the study of…

Q: With Entamoeba histolytica, the worst human transmitters of disease to other humans are people with…

A: Introduction Entamoeba histolytica is a protozoan parasite that lives in the large intestine of…

Q: What characteristics make a disease a good candidate for eradication?

A: The illness into consideration for eradication should be of recognized public health importance,…

Q: DIRECTION: The letters of the words are jumbled. Use the clue to figure out what the word is and…

A: There are many types anti -microbial drugs. They can be basic antimicrobial drugs which do not have…

Q: What is the purpose of examining a specimen slide containing a stool sample in a clinical…

A: Stool is more than just a waste product. In primary care, some stool tests can be used to…

Q: is inhereted, aquired or indused resistance to infection by a specific pathogen

A: Inherited resistance to infection is the specific resistance against a pathogen that is present in…

Q: The first stage of pathogenesis is evasion of the hosts immune system entry to the host…

A: Ability of a microorganisms to causes disease is known as pathogenic.Extent or degree to which an…

Q: Liver flukes reach sexual maturity in the bile duct of the intermediate host. definitive (final)…

A: Platyhelminthes are flatworms having many classes of triploblastic and are acoelomate flatworms that…

Q: Compare exotoxin from endotoxin based on the following features

A: Toxins are dangerous substances produced by live cells or organisms; synthetic toxicants made by…

Q: Histoplasmosis is coined by addition of the prefix osis to the generic name of the pathogen. * O…

A: Infections/diseases can be caused by a variety of pathogenic microorganisms. Viruses, bacteria,…

Q: Intermediate host Definite host Habitat Disease Vector Infective stage ocomotion Feeding eproduction…

A: Animal Taxonomy (Protista)

Q: A 5 year-old child was playing in their backyard. Suddenly, the child felt itchiness in his skin and…

A: The parasitic infestation is  more common among the children because they paly almost in soil…

Q: Which one of the following is responsible for converting milk into curd?   A.  FungiB.  BacteriaC.…

A: Lactobacillus converts milk into curd. It is a type of bacteria.

Q: All of the following apply to human Hepatitis A Virus (HAV) infections EXCEPT transmission through…

A: The hepatitis A infection is usually spread through the fecal-oral route and when a healthy person…

Q: All of the following correctly describes a propagated or progressive source, EXCEPT: A. Disease…

A: The epidemic curve and its shape depending upon the mode of transmission. Epidemic and its curve can…

Q: Viruses are obligate intracellular parasites. Rubella is also known as Exanthem subitum  A. BOTH…

A: Viruses are considered as a connecting link between living Kingdom and non living Kingdom. it has no…

Q: Chronic carriers of influenza, virus is isolated at least 6 months after the acute disease? O a.…

A: Virulence determinant in the Influenza virus is a multi-basic cleavage site within Haemagglutinin.…

Q: The route of infection of Salmonella food poisoning is ___.     parenteral     biological vector…

A: Salmonella is one of the most common types of food poisoning caused by bacteria. Most people with…

Q: Any virus can infect any host cell True False

A: A virus can infect the cells on which its receptors are present so, viruses are host specific…

Q: liquid contaminated with viruses can be sterilized by filtration: a. True b. False

A: Filteration is the process of sterilization of a substance using specific filter paper.

Q: The route of infection of sexually transmitted diseases is ___.     mechanical vector     direct…

A: Direct contact

Q: Virus may have a broad or a narrow tropism. Explain what this means.

A: A virus is a tiny piece of genetic material, such as DNA or RNA, encased in a protein coat. A virus…

Q: The route of infection of all Rickettsial diseases in humans is ___.     respiratory…

A: Rickettsial disease or infection is seen worldwide, and is often when a person is bitten by a tick,…

Q: Another term for the antigen-hiding layer found on some bacterial besides glycocalyx or slime layer…

A: The slime layer helps to protect bacteria from being caught and worked as a hiding place for them.

Q: The vector of human African * trypanosomiasis Tsetse fly Sand fly Glossina fly Mode of infection by…

A: Infection is defined as the invasion and multiplication of pathogenic organisms(bacteria, fungi,…

Q: Identify one example of a pathogen species, including a short description of animal   disease for…

A: In the broad understanding, a pathogen is any organism capable of causing illness. An infectious…

Q: Virulence is a measure of how many viral particles are involved in infection. True False

A: Virulence is a pathogen's or microorganism's ability to cause damage to a host. It is a frequently…

Q: One characteristic of prions that is alarming is How many different hosts they infect They can be…

A: Prion word is derived from "proteinaceous infectious particle".They are unique infectious agents…

Q: Question 1 (Mandatory) (1 point) Pathogens are disease-producing organisms. True False Question 2…

A: 1. True 2. True 3. True 4. False

Q: Choose a viral pathogen and briefly describe how it performs the following in human hosts: •…

A: Virus  They are the submicroscopic infectious agents that only able to replicate inside it's host.

Q: QUESTION: Transmission of diseases can occur via shared needles. This is considered...…

A: Transmission of diseases is the passing of the infectious pathogen from an infected individual to…

Q: parasitology is an organism living temporarily or permanently in or * true False

A: Parasitology is the study of the parasitic organisms including their life cycle, host range, mode of…