Q: List Koch's postulates and describe how this list supports the Germ Therory of Disease.
A: There are four postulates given by Robert Koch that allow the determination of causative microbial…
Q: Is there an alternative to vaccination in preventing influenza?
A: Influenza is caused by influenza viruses. Two types of influenza, A and B, cause outbreaks in…
Q: Which of the following systemic diseases is one of theworld’s greatest public health problems, being…
A: A systemic disease is defined as a disease that will either affect other and different parts of the…
Q: What are the three phasesinto which the HIV infection isoften divided?
A: Viruses depend on the cells for reproduction and metabolic processes. Outside the host cell they…
Q: Infections with __________ virus cause the development ofmultinucleate giant cells.a. rabies b.…
A: Some viruses are able to induce fusion of cells and live within them, thereby avoiding the immune…
Q: س 2/ 1 درجة Short Spectrum antibiotic Antibiotics acts agai wide range of disease A. are correct
A: Antibiotics are made from microorganisms that work against other microorganism for example…
Q: What circumstances can contribute to attenuation ofa pathogen?
A: Pathogens are the organisms that can cause disease or infections after invading the host cells and…
Q: Which phase of an infectious disease usually coincides with spread of the disease? Suppose an…
A: The five disease stages include the phases of incubation, prodromal stage, infection, which is…
Q: All of the following are thought to contribute to the emergence of disease excepta) advances in…
A: The answer to the above question is option e i.e. widespread vaccination programs . These vaccines…
Q: 2. Zero incidence is? Oa. Elimination of disease Ob. Eradication of disease Oc. Elimination of…
A: 1)Control: Deliberate efforts to reduce disease incidence, prevalence, morbidity, or mortality to a…
Q: In what way are both of these periods similar
A: Period of Illness - It the period when signs and symptoms of disease are Markable or severe Period…
Q: Being easily transmissible a characterisctic of a pandemic?
A: It is prevalent of a disease over a whole country or the world.
Q: Some scientists suspect that infectionswith certain types of bacteria and virusesmay contribute to…
A: The heart is the most important organ for the body and made up of several different types of tissues…
Q: It is said,that disease are spreading faster due to globalisation and increased movement of…
A: The disease is caused by pathogens. Pathogens are disease-causing organisms. There are two types of…
Q: An epidemic that becomes unusually widespread and even global in its reach is referred to as: O…
A:
Q: A seasonal outbreak of influenza would be an example of what type of outbreak? a. point-source b.…
A: Outbreak is a term used in epidemiology to describe a sudden surge in disease incidences in a…
Q: The way a disease progresses in the absence of medical or public health intervention is often called…
A: Disease progression is dependant on various factors such Type of disease (communicable and non…
Q: A communicable disease is... O a disease that is easily spread from one host to another. O O a…
A: A disease is a specific abnormal condition that adversely affects the structure or function of all…
Q: e incidence of influenza during a typical year i a.
A: Answer: Endemic level: The amount of a particular disease that is usually present in a community is…
Q: if a particular disease occurs in humans in occasional, isolated, sporadic cases, but most of the…
A: Sporadic diseases are those that occur infrequently or irregularly in a few isolated places.
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: - In a paragraph explain a) What is resident flora? b)How might resident flora prevent infection…
A: Healthy people live in harmony with most of the microorganisms that establish themselves on or in…
Q: Which of the following is not associated with H. influenzaeinfections?a. fever b. flu c. stiff neck…
A: Bacteria are unicellular prokaryotic microorganisms (nucleus is not enclosed in a nuclear membrane)…
Q: Explain the steps involved in using Koch's postulate to establish the link between a suspected…
A: Koch's postulates These are four criteria designed to establish a causative relationship between a…
Q: Which of the following is a noncommunicable infectious disease? O a. infection acquired from the…
A: Correct answer is D Because food poisoning due to a preformed bacterial toxin in food is non…
Q: Explain how each of the following contributes tothe virulence of bacteria:a. production of…
A: Virulence is the ability of a pathogen or microorganisms to cause damage to a host. Virulence…
Q: Which organism(s) would likely be classified as a neutrophile?
A: pH is defined as the negative logarithm of hydrogen ions. It is the figure that represents whether…
Q: Who is being mentioned/affected in this article? e. How did it happen? f. Why did it happen?
A: Hepatitis is the inflammation of the liver, it disturbs the metabolic processes such as the…
Q: Describe the conditions that favors epidemic.
A:
Q: Which combination of factors would most likely result in the spread of an infection through the…
A: The question can be explained based on the following fact. Beta ratio, i.e. infection rate should be…
Q: A stark difference between endemic with epidemic and pandemic is: O Epidemic involves several…
A: Hi, Thanks For Your Question. Answer : Correct Option Is C (Endemic involves normal phenomena of…
Q: Which pathogen is most virulent? O both B & C O A
A: ID 50 or median infectious dose is the minimum concentration of pathogen (bacteria or viruses)…
Q: h brief and understandable explanations. Distinguish prevalence from inci
A: Incidence is the number of new cases occuring in a defined population during a specified period.…
Q: What are some countries doing to prevent the spread of malaria?
A: The WHO developed policy recommendations to prevent and treat malaria. With regard to malaria…
Q: i the infectious disease can be transmitted directly from one person to another, It is? O a.…
A: Infection is the infection of the body's tissues with the virus, its replication, and the reaction…
Q: A measure of the disease burden is O Incidence O Mortality O Morbidity O Attack rate O Case-fatality
A: The impact of living with injury and disease and premature death is measured by the burden of…
Q: The organism on the picture below infects O Muncle O Blood O ntestinal tract O Lungs
A: Pathogens are microbes who cause disease in organisms.
Q: What is the differencebetween the concepts ofepidemic disease and endemicdisease?
A: The study of disease patterns in human populations is referred to as epidemiology. In epidemiology,…
Q: the number of organisms. O b. the organism's virulence. C. the status of the host's immune system. O…
A: Pathogenicity is studied under the domain of medical microbiology. The level of pathogenicity varies…
Q: Why is the AIDS treatmentoften done with a drugcocktail?
A: HIV (Human Immunodeficiency Virus) is a member of the Retro viral family which causes chronic,…
Q: Which heritable changes are possible, given the constraints imposed by the necessity of the organism…
A: Introduction Evolution is the key process which regulates the survivability and continuity of…
Q: What factors might diminish the ability of a host tofight off an infectious disease?
A: An infection is the attack of a living being's body tissues by ailment causing agents, their…
Q: a. What are some of the sources for “new” infectious diseases?b. Comment on the sensational ways in…
A: Infectious disease is those which passed person to person by insects, secretions like cough and…
Q: Mode of Transmission
A: H1N1 is commonly called swine flu. It was first recognized in 1919. It is caused by the H1N1 virus…
Q: which of the following choices lists the periods of disease development in the correct order? a.…
A: The five times of sickness (in some cases alluded to as stages or stages) incorporate the hatching,…
Q: Implement appropriate dressing changes fordifferent kinds of wounds.
A: The wound is caused as a result of injury. Correct treatment of wounds is very necessary to avoid…
Q: Which is mismatched? O 1) Secondary infection - infection acquired subsequent to a current infection…
A: Infections are caused when a foreign pathogenic organism infects the host and becomes hostile…
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- Choose the one true statement about sepsis.a) It is a rare healthcare-associated disease.b) The output of urine increases if shock develops.c) It can be caused only by anaerobic bacteria.d) An antibiotic that kills the causative organism can be dependedon to cure the disease.e) Lung damage is an important cause of death.A person has recovered after being infected with a pathogen, however they continue to harbor the pathogen and spread it to others, such as Typhoid Mary, is a(n) O 1) Noninfectious carrier 2) Chronic carrier 3) asymptomatic carrier O 4) Convalescent carrierInfections in the blood and circulatory system tend to be more dangerous because they are not localized to one specific area. a) True b) False
- All of the following are true of Lyme disease excepta) it is caused by a spirochete.b) it is transmitted by certain species of ticks.c) it occurs only in the region around Lyme, Connecticut.d) most cases get a rash that looks like a target.e) it can cause heart and nervous system damage.Which of the following is a true statement with regard to virusemia? O The second combining form means virulent. O The first combining form means internal organ(s). O The second combining form means blood.If a disease X has a duration of 15 years and a low incidence (5 per 100,000 person-years). If another disease Y has a duration of 5 years and a low and low incidence (5 per 100,000 person years). If we compare disease X and Disease Y in the same population, we would expect: a) Better cure b) lower prevalence c) higher prevalence d) Higher incidence e) shorter duration
- Hepatitis virus destroys the cells and may cause the disease: A) Jaundice B) Malaria C) Typhoid D) ElephantiasisA rash shaped like a bull’s eye and flu-like symptoms, of the following, which is NOT true of the disease that this person is likely to have? Group of answer choices A) This person got this disease by being bitten by a mosquito B) The patient is probably infected with the spirochete Borrella burgdorferi C) Antibiotic therapy can cure this condition D) Without treatment this disease can lead to arthritic complications, nerve, and heart damageWhen a disease is transmitted by an insect, touching an inanimate object or through aerosols it is called _______ transmission. Question 9 options: a) droplet b) vertical c) indirect d) direct
- In the early 1900s, cities such as Philadelphia reduced the incidence of typhoid fever by: Question 1 options: A) isolating human carriers. B) using tertiary water treatment systems. C) filtering municipal drinking water through sand-bed filters. D) requiring residents to boil drinking water.One group of patients became victims of inaction and failure to respond to the need to stop the spread of HIV transmission in the early stages of the epidemic while it was still concentrated in the gay man community. Choose one: A) Elderly B) Hemophiliacs C) Patients receiving kidney dialyzes D) Diabetic patients E) Pregnant womenSpongiform encephalopathies are 1) caused by prions. 2) chronic, fatal infections of the nervous system. Creutzfeld-Jacob disease, kuru, and Gertsmann-Strussler-Scheinker O3) syndrome. 4) associated with abnormal, transmissible, protein in the brain. 5) All of the choices are correct.