Microbiology

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  • Topic: Streptococcus, Bacteria, Dengue fever
  • Pages : 8 (1402 words )
  • Download(s) : 33
  • Published : December 14, 2012
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Review Questions
1. Which type of S. pneumoniae strain is the most virulent, encapsulated or unencapsulated?

2. What allows S. pneumoniae to adhere to cell walls, phosphorylcholine or polysaccharide?

3. Which infections are most commonly caused by S. pneumoniae, arthritis & peritonitis or meningitis & bacteremia? both

4. What can society do to help protect itself from antimicrobial resistance, increase or decrease antimicrobial usage? Decrease usage

1. Staphylococcus aureus, the bacteria that can be responsible for the development of MRSA, is tolerant of 15% NaCl. false

2. What is the maximum temperature and length of time Staphylococcus aureus are able to survive? 60 degrees c and 30 min.

3. What type of medication is MRSA susceptible to? vancomycin

4.Overuse of antibiotics have been the primary factor to why bacteria have grown resistant to certain treatments. true

1. Borrelia burgdorferi is transmitted from ticks to human hosts. true

2. What are the symptoms of Lyme disease?
Fever- headache- rash

3. Is Lyme disease easy to diagnose?
No, because other disease have similar symptoms.

4. Treatments with antibiotics can cure most cases of Lyme diseases. true

1. The aggressive phagocytosis seen bt Naegleria fowleri is accomplished by a specialized feeding apparatus called the ___________, an actin-rich sucker. (A) trophozoite (B) aquaporin (C) amoebostome (D) amphorectin

2. Chlorine is unable to kill Naegleria fowleri.
T/F

3. Naegleria fowleri enters the body through the _______ via the _______ nerve. (A) mouth (B) Nose (C) Skin
(D) olfactory (E) vagus (F) Optic

4. Primary Amebic Meningoencephalitis (PAM) is often mistaken for________. (A) pharyngitis (B) sinusitis (C) otitis media (D) meningitis

Probiotics
1. In terms of cell numbers, we are about 10% human and 90%bacterial. true

2. There is a direct correlation between types of food consumed regularly and the bacteria that inhabit the body. true

3. Bacteria use quorum sensing to communicate. This is one method beneficial bacteria use to keep harmful bacteria from replicating. true

4. Beneficial bacteria affect obesity, brain and heart development and function, digestion, energy production, mood stability, and food in tolerances. True

Prions/vCJD
1. T/F PrPsc a misfolded, pathological prion that can enzymatically transform PrPc, which is normally found in the brain. True

2. T/F vCJD is the human manifestation of BSE (bovine spongiform encephalopathy) true

3. BSE was speculated to be given to cattle by feeding them what form of prion disease?? Scrapie

4. T/F Iatrogenic transmission of prions continues to be a major public health issue. True

Acinetobacter baumanii
True/false:
1. Acinetobacter baumanii has only one known strain. false

2. Acinetobacter baumanii presents its symptoms similarly to many other bacteria, making it difficult to diagnose. true

3. Acinetobacter baumanii is spread by an animal biting someone. false

4. Acinetobacter baumanii infections CAN be treated with the proper antibiotic(s), according to which type is isolated by lab testing. true

Yersinia pestis
1. How many types of plague are there? 3
2. What is the deadliest type of plague? Pneumonic
3. What is the bacteria that causes the bubonic plague? Yersinia Pestis 4. What is the vector for the bubonic plague? The flea

Brenden Stookey Hep. C Virus
1. Is HCV infection easily spread through “traditional” sexual intercourse? false
2. Are certain demographics at a statistically higher risk of contracting HCV infection? true

3. Is there a current cure for HCV infection? false

4. What organ does the HCV almost exclusively target? liver

T. cruzi
T. cruzi is a bacteria? False

The CDC reports how many infected individuals in South America? 11 million

Chagas' disease is contagious? true

Chagas' disease is transmitted by mosquitos? False

1.What is another name for...
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