Which disease has an environmental reservoir (i.e., soil, water)? A) O pneumonia B) O rabies C) O listeriosis D) O meningitis

Q: 9) What is the main cause of chronic pulmonary heart disease in China? A) bronchial asthma B)…

A: A prevalent kind of heart illness is chronic pulmonary heart disease (CPHD). While the right side of…

Q: The West Nile virus has what mode of transmission? a) Propagative b) Cyclo-propagative c)…

A: Answer- propagative

Q: Which characteristic of COVID-19 is NOT the same as in the 1918 flu pandemic? a) Blaming people from…

A: The spanish flu pandemic broken out by the end of first world war. It started in 1918 February and…

Q: All of the following are true of Rocky Mountain spotted fever excepta) the disease is most prevalent…

A: It can cause serious damage to the internal organs if prompt treatment is not provided. It is caused…

Q: A vaccine that employs a toxoid is based upon a ______. A) antibody B) attenuated virus C) histamine…

A: A vaccination is a pharmacological substance that enhances a person's resistance to specific…

Q: Bacteriophage entry into a host cell involves: a) Endocytosis b) Membrane fusion c) Direct injection…

A: A bacteriophage, commonly referred to as a phage, is a type of virus that specifically infects…

Q: There are fewer antifungal, anti protozoal, and antihelminth drugs compared to antibacterial drugs…

A: The antifungal drug is a drug that is used to kill the fungus. The antiprotozoal drug is a drug that…

Q: Receptor molecules can determine the or tendency of a virus to infect a particular tissue type…

A: Tropism is measured by the presence of virus receptors on the surface of a host cell for several…

Q: Scenario: In a rural community, a 45-year-old farmer presents with a persistent cough, weight loss,…

A: Pneumonia, tuberculosis, lung cancer and asthma are all respiratory conditions that affect the lungs…

Q: Spongiform encephalopathies are 1) caused by prions. 2) chronic, fatal infections of the nervous…

A: Spongiform encephalopathies are pathological diseases that can affect both animals and humans.…

Q: What is the length of the infectious period given β =  0.002 S = 500 y = 0.2, R0= 5, and threshold…

A: R0 can be defined as the basic reproductive number of a contagious disease. It is represented by the…

Q: If an acid-fast bacterium is detected in a clinical sample, thenthe organism could bea) Cryptococcus…

A: Answer- Those bacteria that resist the decolorization with acid alcohol because of the nature of…

Q: Which immunization is recommended to protect against the bacterium Haemophilus influenzae type b…

A: Vaccines are used to immunise people against infectious diseases. Vaccines boost the immune system…

Q: Which of the following is not an explanation for the lack of Hepatitis C eradication? A) High rate…

A: The fact that hepatitis C strains do not exhibit broad resistance to antiviral drugs is not often…

Q: Endotoxin is associated witha) Gram-positive bacteria.b) Gram-negative bacteria.c) the cytoplasmic…

A: Endotoxin : It is the chemical which is toxic in nature  released from  the bacterial cell when the…

Q: B) Large scale clinical trials infecting human with pig whipworm were halted because those in…

A: Worm therapy is a kind of alternative treatment which has been searched in order to fight from…

Q: Which of these statements concerning the causative agent of listeriosis is false?a) It can cause…

A: Listeria monocytogenes (Listeriosis) is a Gram-positive, rod-shaped bacterium that causes food-borne…

Q: Which symptom is least likely to occur as a result of tertiary syphilis?a) Gummasb) White patches on…

A: Syphilis is defined as a bacterial infection that will usually spread by sexual contact and is…

Q: In the United States, hantavirusesa) are limited to southwestern states.b) are carried only by deer…

A: A virus is an infectious agent that contains a single nucleic acid (RNA or DNA) core surrounded by a…

Q: Which of the following is an example of a zoonose? a) An open sewer system next to a vegetable farm…

A: We interact with animals on a daily basis. Different goods made from animal products are used by…

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: 5)How does the rate of disease transmission vary with the distribution of individuals? a)Population…

A: Diseases transmission means spread out of a perticular pathogen among the organisms. If it spread…

Q: In the emergency department, several patients have possibly been exposed to anthrax. The nurse will…

A: Anthrax is referred to as a clinical condition that occurs because of a very serious bacteria…

Q: Tuberculosis continues to be a serious health concern in many parts of the world. A) true B) false

A: An airborne infection that mainly affects the lungs, tuberculosis (TB) is contagious. Your brain and…

Q: Which of the following statements is false?a) A disease with a long incubation period might spread…

A: The immune framework is an organization of natural cycles that shields a living being from diseases.…

Q: Medications used to treat protozoal infections are commonly referred to as _______________. A)…

A: Introduction Diseases caused by protozoan infections impact many different types of creatures,…

Q: Which of these statements concerning Creutzfeldt-Jakob disease(CJD) and vCJD is true?a) CJD occurs…

A: Prions or proteinaceous infectious agents are some of the protein molecule-based disease-causing…

Q: Body licea) can act as a vector to transmit disease.b) seldom spread from person to person.c) have…

A: Answer is b.) seldom spread from person to person.

Q: Salmonella typhi has the ability to persist within the gall-bladder of humans while causing no…

A: Salmonella typhi is a bacteria that causes typhoid fever in humans. There are many strains of…

Q: Which of the following are hosts of West Nile virus which are also responsible for infecting…

A: The illness caused by micro-organisms like bacteria, parasites, fungi and acellular organisms like…

Q: Match the following examples to the appropriate type of symbiosis.   - A microbe that lives inside…

A: Introduction:-  a) Symbiosis:- Symbiosis is a close ecological relationship between the individuals…

Q: Which common childhood illness is characterized by a slapped cheek appearance on the face? A)…

A: Childhood illnesses that include a rash as a symptom are fairly common. Fevers, coughs, and unique…

Q: The human or animal host infected by the adult stage of a parasite worm is an:   a) Intermediate…

A: Introduction  A parasite is a living thing that inhabits its host and feeds off of or at the expense…

Q: Which of the following statements regarding retroviruses is FALSE? A)  a cellular enzyme converts…

A: Normally virus can have genetic material as either RNA or DNA. Retrovirus is a type of virus which…

Q: 1. Which of the following is considered a vital sign? a) Bodyweight b) Blood type c) Lung capacity…

A: According to bartleby guidelines only first 3 questions are to be answered. So please upload other…

Q: When a food handler doesn't wash their hands after using the bathroom and introduces noravirus…

A: Introduction  Any change in the body's physicality or function causing discomfort or disability is…

Q: ew flu strains can arise by

A: Answer is b.)  viral reassortment.

Q: Which diseases did doctors need to rule out in the process of identifying Zika as the cause of…

A: The virus that causes the Zika virus disease is mostly spread by Aedes mosquitoes. Mild fever, skin…

Q: The disease histoplasmosisa) is caused by an encapsulated bacterium.b) is contracted by inhaling…

A: Histoplasmosis is an infection caused by Histoplasma capsulatum. It is a true fungal pathogen and…

Q: Over time, how does a virus normally become more able to to infect a host organism and be…

A: Answer  a) mutations

Q: inaction and failure to respond to the need to stop the spread of HIV transmission in the early…

A: B) hemophiliacs. Is correct answer because it is the only one in given options in which rate of…

Q: Steroid drugs like prednisolone is produced from______.a) Rhizopus b) Penicillium c) Aagaricus d)…

A: A glucocorticoid medication that serves the function of suppressing the immune system along with…