Mannitol salt agar is often used to differentiate between a. Staphylococcus spp. and Streptococcus spp. b. Different species of Candida c. Different species of Staphylococcus d. Different species of Streptococcus

Q: Treponema pallidum is cultured in/ona. blood agar b. animal tissues c. serum broth d. eggs

A: Bacteria are member of a large group of unicellular microorganisms. It has cells walls, but lack…

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: During this outbreak, some people sickened with listeriosis testedpositive for Listeria…

A: The strain of the pathogen that causes infection can be different in different individuals. During…

Q: Viridans streptococci commonly causea. pneumonia b. meningitis c. subacute endocarditis d. otitis…

A: Bacteria are microscopic single-celled organisms that thrive in diverse environmental conditions.…

Q: Which of the following compounds represents a peptidoglycan specific antibiotic ? A. tetracycline B.…

A: Peptidoglycan is a layer present in bacterial cell wall, It is a basic unit. due to its structure,…

Q: Penicillin is effective antibiotic prevents making peptidoglycan so we cannot use it when the caus…

A: Antibiotics are the medicines derived from weak strains of bacteria to kill virulent strains of…

Q: This is the most prevalent nosocomial infection in the USA:   A. MRSA   B. VRSA   C. C. diff…

A: Nosocomial infections are an illnesse that develop while undergoing medical treatment but were…

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: eservatives cannot be used for direct + mount ?

A: The disease is a state of the body in which the physiological mechanisms do not function in a normal…

Q: 1. Which of the following is a type of selective debridement? A. epiboly B. autolytic C.…

A: The first question is asking about the types of selective debridement. Selective debridement refers…

Q: which organism most easily causes an infection? a. shigella - ID50-10 b. legionella pnemiphila -…

A: Shigella: These are a type of bacteria (gram negative, facultative bacteria), which cause…

Q: Which of the following is not an opportunistic enteric bacterium?a. Serratia b. Klebsiella c.…

A: Shigella infection (shigellosis) is also known as intestinal disease which is caused by a family of…

Q: 22. The urease test is used to help identify members of speci of its ability to catalyze urea…

A: Urease test  *This is the test is used to differentiate organisms based on their ability to…

Q: Pseudomonas aeruginosa is a rod-shaped bacterium which causes Pner

A: Pseudomonas aeruginosa may be a common encapsulated, gram-negative, facultatively aerobic,…

Q: 1. Viral infection is most often diagnosed by a. microscopy b. biochemical test C. signs and systems…

A: A virus is an organism that causes many infectious diseases in humans and other animals. These…

Q: Which infectious agent is an obligate parasite? a. Mycobacterium tuberculosis b. Corynebacterium…

A: A holoparasite or a obligate parasite alludes to a parasitic creature, which neglects to finish its…

Q: What is the primary cause of Amoebiasis? Select one: O a. Giardia lamblia O b. Entamoeba histolytica…

A: Introduction  Protozoa are the single-celled animals. They are found in most of the habitats. Most…

Q: Which of the following is associated with pityriasis? Select one: O a. Microsporum b. Malassezia…

A: Malassezia furfur : Also knowna as Tinea versicolor . It cause superficial skin infection in 90% of…

Q: Most cases of food intoxication are caused by a. Salmonella enteritidis c. hepatitis A virus b.…

A: When some disease or Illness is caused because of consumption of food that is contaminated with…

Q: Penicillin obtained from a fungus is : A. Antibiotic B. Antiseptic C. Antibody D. Antiserum

A: Penicilin obtained from  Penicillium notatum  . It is a type of antibiotic . It kills bacteria…

Q: Which of the following would be considered broad-spectru,? a. vancomycin b. penicillin g c.…

A: ans :- option (a) is right  vancomycin

Q: Which of the following would be a correctly labeled agar plate?a. Staph on the bottomb. S. aureus on…

A: Agar plate is the agar and nutrient containing Petri dish which is used to culture microorganisms.…

Q: A. Entamoeba hartmanni B. Entamoeba coli C. Entamoeba polecki D. Entamaeba gingivalis

A: Answer

Q: You are provided with a mixed culture of Escherichia coli and Pseudomonas aeruginosa, draw a flow…

A: Escherichia coli and Pseudomonas aeruginosa both are gram negative bacteria that can cause severe…

Q: It is bactericidal by inhibiting protein synthesis, it does not used systemically because of high…

A: In Systemic administration a medication is administered directly into the circulatory system to get…

Q: A patient was infected with E. coli, a gram negative bacteria. After taking a first dose of…

A: Ciprofloxacin is an antibiotic which inhibits the replication of the DNA. It inhibits the bacterial…

Q: pH indicator

A: If an organism can hydrolyse esculin in the presence of bile, it gives positive bile esculin test. A…

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 specimens must be removed by steriletechniques?a. feces b. urine c. upper…

A: Sterile techniques are very necessary in extraction of sample for testing. So, there are several…

Q: Four of the five answers listed below are usually considered pathogenic. Select the exception.   a.…

A: Pathogens are the microbes who have Pathogenicity and cause disease in their host.

Q: Which of the following techniques are not used to classify microorganisms? A-Serological tests b.…

A: Microorganisms or microbes are living entities that are too small in size that they can not be seen…

Q: Using the Table above as a guide,   indicating what media could be used to differentiate the…

A: Introduction :  The bacterium Staphylococcus epidermidis is gram-positive. It is a natural component…

Q: A positive tuberculin skin test indicates that a patient not immunized against tuberculosis a. is…

A: The body's defence mechanism against allergens, autoimmunity, and venom is hypersensitivity. Pollen,…

Q: Using the chart attached, determine a single characteristic that would allow you to distinguish…

A: As a member of the Enterobacteriaceae family, Salmonella is known for its capacity to metabolise…

Q: pathophysiology Which clinical condition is associated with anabolism? give scientific rational…

A: ans C. Healing

Q: The catalase test is used to primarily differentiate Staphylococi from _____________.     A.…

A: The enzyme, catalase, is produced in the bacteria that respire using oxygen. The main role of the…

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: what term best describes swabbing the skin with alcohol? a.bacteriostasis b. degerming c.…

A: Swabbing the skin with alcohol is knows as degerming - a process in which we physically remove the…

Q: Which of the following is not an acid fast bacterium:  A. Mycobacterium tuberculosis  B.…

A: Acid-fast bacteria stain red after acid-fast staining due to the existence of their cell wall.…