4N051 B Volume 1 Section 1
This will be a comprehensive exercise on the study knowledge and Unit reviews of this volume and section.
- 1.What is commensalism?
- A.
After repeated exposures, the host will develop a tolerance for the pathogen.
- B.
After repeated exposures, the host will develop an intolerance for the pathogen.
- C.
After the first exposures, the host will develop a tolerance for the pathogen.
- D.
After the first exposures, the host will develop an intolerance for the pathogen.
- 2.What are two ways that a causative agent may cause disease (exactly how it is stated in the book)?
- A.
Invading organisms and/or destroying their organs
- B.
Producing toxic substances and/or destroying parts of the cells
- C.
Producing intolerable substances and/or destroying vessels and tissues
- D.
Producing caustic substances and/or destroying receptor cells
- 3.What organism does secrete a protective cyst-like covering?
- A.
Yeast
- B.
Mycoplasma
- C.
Protazoa
- D.
Virus
- 4.Microorganisms found in soil, water, and debris and live off dead or decaying organic matter are called...
- A.
Saporaphytes
- B.
Saprophytes
- C.
Saproghytes
- D.
Vaporaphytes
- 5.Pathogenic microorganisms produce disease either because growth of the microorganism destroys surrounding tissue or because they produce toxins (poisons)
- A.
True
- B.
False
- 6.What, from the list, is not a non-pathogenic microorganism?
- A.
Escherichia Coli
- B.
Normal flora
- C.
Transient microorganism
- D.
Clostridium tetani
- 7.What is the correct order of the infection chain (as the book states)?
- A.
Infectious agent (also called causative agents), a reservoir, a portal of exit, a susceptible host, a portal of entry, and a mode of transfer.
- B.
Infectious agent (also called causative agents), a reservoir, a portal of exit, a mode of transfer, a portal of entry, and a susceptible host.
- C.
Infectious agent (also called causative agents), a reservoir, a portal of exit, a susceptible host, a reservoir, and a mode of transfer.
- D.
a mode of transfer, infectious agent (also called causative agents), a reservoir, a portal of exit, a portal of entry, and a susceptible host.
- 8.Which of the following of microorganisms is true?
- A.
Parasites do not rely on a living host organism to sustain their existence.
- B.
Microorganisms found in soil, water, and debris and live off dead or decaying organic matter are called saproghytes.
- C.
Clostridium tetani is a parasite
- D.
Microorganisms found in soil, water, and debris and live off dead or decaying organic matter are called saprophytes.
- 9.A few individuals are able to withstand the effects of the pathogen. It inhabits their bodies, but does not produce any symptoms of infection. They are not affected by the pathogen, and they are unable to pass the pathogen on to other individuals. These individuals are called carriers.
- A.
True
- B.
False
- 10.The greek term pathos means...
- A.
Foundation made for walking upon
- B.
In reference to the greek god of architecture
- C.
Foliage
- D.
Disease
- 11.What is the average rate of reproduction for bacterial cells?
- A.
Bacterial cells divide every 20 to 180 minutes.
- B.
Bacterial cells divide every 90 to 140 minutes.
- C.
Bacterial cells divide every 30 to 120 minutes.
- D.
Bacterial cells divide every 10 to 20 minutes.
- 12.The Normal Flora microorganisms are potentially pathogenic; but as long as nothing disturbs the balance, they are not harmful.
- A.
True
- B.
False
- 13.What type of organism causes Rocky Mountain spotted fever?
- A.
Rickettsiae
- B.
Fungi
- C.
Viruses
- D.
Protozoa
- 14.What do fungi not do or are not useful for?
- A.
Some are edible
- B.
Fermentation of bread
- C.
Production of antibiotics
- D.
Secrete a protective cyst-like covering
- 15.What is the smallest known microorganism?
- A.
Viruses
- B.
Bacteria
- C.
Protazoa
- D.
Fungus
- 16.What are the stages of an infectious disease?
- A.
Incubation, prodromal, illness, and convalescence.
- B.
Intubation, prodromal, illness, and convalescence.
- C.
Incubation, prodromal, illness, and valescence.
- D.
Incubation, primordial, illness, and convalescence.
- 17.How much can the prodromal period vary for different diseases?
- A.
A few hours to a few days
- B.
A few minutes to a few hours
- C.
A few seconds to a few minutes
- D.
A few days to a few months
- 18.The mucous membrane filters and traps foreign bodies through
- A.
Sneezing
- B.
Cilia
- C.
The lymphatic system
- D.
Handwashing
- 19.What type of pathogen uses parts of the host’s tissues as nutrients?
- A.
Leechs
- B.
Bug
- C.
Parasite
- D.
E. Coli
- 20.One of the most common and serious complications a female may develop from gonorrhea is?
- A.
Pelvic inflammatory disease.
- B.
Irregular menstral cycles.
- C.
vaginal discharge
- D.
Chlamydia
- 21.What is the most serious type of meningitis?
- A.
Viral
- B.
Pneumococcal
- C.
Serum
- D.
Bacterial
- 22.What is not a classified physical characteristic of bacteria?
- A.
Coccus
- B.
Spirochaetes
- C.
Facillus
- D.
Bacillus
- 23.What are the five stages of syphilis?
- A.
Primary
- B.
Secondary
- C.
Tertiary
- D.
Latent
- E.
Late
- F.
Congenital
- 24.What is not a part of the lymphatic system?
- A.
Tonsils
- B.
Spleen
- C.
Adenoids
- D.
Uvula
- 25.What is not one of the three types of transmission-based precautions?
- A.
Airborne
- B.
Droplet
- C.
Inhalant
- D.
Contact
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