Bacteria Of Medical Importance (advanced)
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Bacteria and viruses are the most common cause of food poisoning. The bacteria that cause most deaths most illnesses, hospitalizations, and deaths in the United States are Salmonella and Norovirus. Test out what you know about bacteria and the infections they cause through the quiz below. All the best!
- 1.How can Mycobacterium Leprae be identified?
- A.
An acid fast test.
- B.
A cogulase test.
- C.
It is non-haemolytic.
- 2.What disease does Mycobacterium Leprae cause?
- A.
Pharyngitis
- B.
Anthrax
- C.
Leprae
- 3.Which test can not be used to identify Staphylococcus Aureus?
- A.
Acid Fast
- B.
Catalase Test
- C.
Coagulase Test
- 4.Which is not a symptom of Staphylococcus Aureus?
- A.
Pimples
- B.
Dermatitis
- C.
Red blisters
- 5.Is Streptococcus pneumoniae haemolytic?
- A.
Yes. Alfa haemolytic (green halo).
- B.
Yes. Beta haemolytic (clear halo).
- C.
No. It is non-haemolytic.
- 6.Pneumococcal, meningitis, and pneumonia are all caused by which bacteria?
- A.
Enterococcus faecalis
- B.
Clostridium Botulinum
- C.
Streptococcus pneumoniae
- 7.The following is true about a bacteria: It is Beta haemolytic (clear halo). It causes Pharyngitis. A symptom is a throat infection caused by toxins associated with scarlet fever.Which bacteria is it?
- A.
Enterococcus faecalis
- B.
Mycobacterium Leprae
- C.
Streptococcus Pyogenes
- 8.Staphylococcus looks like which of the following under a microscope:
- A.
A long chain of coccus
- B.
A grape like structure
- C.
Coccus in groups of three
- 9.This disease is non-haemolytic. It is a nosocomial (hospital) infection and it inhabits the GI tract. What is it?
- A.
Enterococcus faecalis
- B.
Mycobacterium Leprae
- C.
Streptococcus Pyogenes
- 10.All of the following about Clostridium bacteria is true except:
- A.
They are obligate anaerobes.
- B.
They are normally found in soil.
- C.
They are not very virulent.
- D.
They produce endospores.
- 11.All of the following statements are true about C. Tetani except:
- A.
It causes tetanus which inhibits muscle contraction.
- B.
It is Gram +.
- C.
It is Gram -.
- 12.Botulism, a fatal disease spread through spores in (poisoned) food, is caused by which Gram + bacteria?
- A.
Mycobacterium Leprae
- B.
Streptococcus Pyogenes
- C.
Clostridium botulinum
- 13.
- A.
True, Clostridum perfingens causes the tissue eating disease known as gangrene.
- B.
False, Clostridum perfingens is Gram +. The rest is true.
- 14.Lactobacillus is a Gram + bacteria. Where does it live as a part of the natural fauna of the human body, creating an acidic environment to help fight off the growth of harmful bacteria?
- A.
The GI tract.
- B.
The lungs
- C.
The vagina
- 15.Rickettsia is transmitted to humans by lice, tick, or flea bites. It causes this disease, which causes damage to the permeability of blood vessels which results in a red rash.
- A.
Spotted fever
- B.
Chicken pox
- C.
Typhoid fever
- 16.Which of the following is false about the bacteria Bartonella?
- A.
It is a Gram - cocobacillus.
- B.
It causes cat-scratch disease (swollen lymph nodes, fever, headache, fatigue).
- C.
It causes the bartonella fever (sever cough and sweating).
- D.
Almost half of all cats carry the bacteria.
- 17.Which is false of the Brucella bacteria?
- A.
It is a Gram - coccobacillus.
- B.
It causes the Malta Fever (headaches, fatigue, night sweats, anorexia).
- C.
It causes Yellow Fever.
- 18.Symptoms of the Whooping Cough, or Pertrussis, are similar to those of the common cold. The disease is cause by which of the following Gram - cocobacillus bacteria with flagella?
- A.
Clostridium bacteria
- B.
Vibrio
- C.
Bordetella
- 19.Gonorrhea is cause by a Gram - bacteria. Symptoms include pain when urinating and infertility in men and bleeding and pain when urinating in women. Which bacteria causes this disease?
- A.
Neisseria Gonorrheae
- B.
Bartonella
- C.
Shigela
- 20.Meningitis causes fatigue, fever, and headaches, and can result in coma or death. Which aerobic, Gram - bacillus bacteria causes this disease?
- A.
Pseudomonas
- B.
Neisseria meningitides
- C.
Vibrio
- 21.This aerobic, Gram - bacteria grows in soaps and some antiseptics in hospitals. What is it called?
- A.
Pseudomonas
- B.
Vibrio
- C.
Legionella
- 22.This Gram - bacteria causes cholera which is characterized by profuse watery diarrhea. What is it called?
- A.
Vibrio
- B.
Brucella
- C.
Shigela
- 23.Which of the following is not true about enterobacteria?
- A.
They are facultative anaerobes.
- B.
They are a Gram - bacillus.
- C.
They live in the intestinal tracts if animals and humans.
- D.
They are susceptible to antibiotics.
- 24.Helicobacter pylori cause peptic ulcers and can cause stomach cancer in humans. True or false?
- A.
True
- B.
False
- 25.Which of the following statements is not true about E. Coli?
- A.
It is always pathogenic.
- B.
It can cause diarrhea and serious food-borne disease.
- C.
It is the most common inhabitant of the human intestinal tract.
- 26.Typhoid fever is spread through the presence of contaminated feces. It can lead to death if not treated. Its symptoms include diarrhea and stomach ulcers. This disease is caused by which bacteria?
- A.
Shigela
- B.
Salmonella typhy
- C.
Proteus
- 27.This disease is caused by the Spirochaete bacteria and is characterized by damage to internal organs, difficulty coordinating movement, paralysis, numbness, and gradual blindness. What is its name?
- A.
Syphillis
- B.
Lyme Disease
- C.
Tuberculosis
- 28.What is the name of the bacteria that was carried by fleas and the rodents they lived on in Medieval Europe (also airborne)? Its disease is known as the Black Plague for how many people it killed.
- A.
Influenza
- B.
Yersinia pestis
- C.
Spirochaetes
- 29.The fever, headache, fatigue, and skin rash characteristic of Lyme disease is caused by which bacteria?
- A.
Borrelia burgdorferi
- B.
Yersinia pestis
- C.
Rickettsia
- 30.Gram + Bacillus produce endospores. True or False?
- A.
True
- B.
False
- 31.Which is not true of listeria monocytogenes?
- A.
It contaminates food and has been responsible for numerous food poisoning epidemics.
- B.
It is a gram + bacillus.
- C.
It can survive phagocytic cells and cold temperatures.
- D.
It is Gram +.
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