The Human Body In Health And Illness 4th Edition by Barbara Herlihy - Test Bank

The Human Body In Health And Illness 4th Edition by Barbara Herlihy – Test Bank

 

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Sample Questions Are Posted Below

 

Herlihy: The Human Body in Health and Illness, 4^th Edition

 

Chapter 5: Microbiology Basics

 

Test Bank

 

MULTIPLE CHOICE

 

1. Which of the following is defined as a disease-producing microorganism?

a.	Normal flora
b.	Pathogen
c.	Arthropod
d.	Parasite

 

 

ANS:  B

 

2. Which word best characterizes Typhoid Mary?

a.	Immune
b.	Symptomatic
c.	Carrier
d.	Fomite

 

 

ANS:  C

 

3. Which of the following describes the signs and symptoms that develop in response to a pathogen?

a.	Syndrome
b.	Allergy
c.	Infection
d.	Immunity

 

 

ANS:  C

 

4. Influenza is best described as a(n)

a.	localized infection.
b.	allergic reaction.
c.	bacterial infection.
d.	systemic infection.

 

 

ANS:  D

 

5. Cocci, bacilli, and curved rods are classified as

a.	viruses.
b.	pathogens.
c.	bacteria.
d.	parasites.

 

 

ANS:  C

 

6. Bacteria

a.	include cocci, bacilli, and curved rods.
b.	are not part of the normal flora of the intestines.
c.	cause mycotic infections.
d.	include mold and yeast.

 

 

ANS:  A

 

7. An abscess is

a.	an example of a systemic infection.
b.	always viral in origin.
c.	an example of a mycotic infection.
d.	an example of a localized infection.

 

 

ANS:  D

 

8. Which of the following is least descriptive of staphylococci?

a.	Grapelike arrangement
b.	Bacterial
c.	Gram-positive
d.	Underlying cause of rheumatic fever

 

 

ANS:  D

 

9. Rickettsiae are

a.	classified as fungi.
b.	viruses.
c.	often carried by fleas, ticks, and body lice.
d.	arthropod vectors.

 

 

ANS:  C

 

10. Streptococci and staphylococci are

a.	viruses.
b.	gram-positive bacteria.
c.	arthropods.
d.	parasites.

 

 

ANS:  B

 

11. Rickettsiae and chlamydiae are classified as

a.	viruses.
b.	bacteria.
c.	arthropods.
d.	bacilli.

 

 

ANS:  B

 

12. Which of the following are classified as gram-positive and gram-negative?

a.	Viruses
b.	Bacteria
c.	Fungi
d.	Yeast

 

 

ANS:  B

 

13. Which of the following is least descriptive of Candida albicans?

a.	Causative organism of impetigo
b.	Fungal infection
c.	Yeast infection
d.	Antibiotic-induced superinfection

 

 

ANS:  A

 

14. Tetanus, tuberculosis, and diphtheria are

a.	staphylococcal infections.
b.	caused by a spirochete.
c.	localized infections.
d.	bacterial infections.

 

 

ANS:  D

 

15. Which highly coiled microorganism resembles a corkscrew?

a.	Staphylococcus
b.	Streptococcus
c.	Bacillus
d.	Spirillum

 

 

ANS:  D

 

16. Clostridium tetani and Clostridium difficile

a.	are gram-negative bacilli.
b.	are anaerobic.
c.	are always pathogenic.
d.	cause the “tineas,” such as athlete’s foot and ringworm.

 

 

ANS:  B

 

17. Which of the following is least descriptive of Treponema pallidum?

a.	Causes syphilis
b.	Classified as a bacterium
c.	Is most often spread by the fecal-oral route
d.	Is a spirochete

 

 

ANS:  C

 

18. What is the significance of bacterial spore formation? The bacterium

a.	becomes more sensitive to the effects of antibiotics.
b.	becomes more resistant to harsh environmental conditions.
c.	increases its reproductive activity.
d.	permanently loses its ability to cause disease.

 

 

ANS:  B

 

19. Which of the following requires another living host for its continued existence?

a.	Arthropod
b.	Pathogen
c.	Parasite
d.	Bacterium

 

 

ANS:  C

 

20. Which of the following is called the acid-fast bacillus?

a.	Staphylococcus aureus
b.	Salmonella typhi
c.	Mycobacterium tuberculosis
d.	Clostridium tetani

 

 

ANS:  C

 

21. A mycotic infection is caused by a(n)

a.	parasite.
b.	bacterium.
c.	fungus.
d.	arthropod.

 

 

ANS:  C

 

22. With regard to infectious disease, arthropods most often act as

a.	parasites.
b.	causative organisms of disease.
c.	vectors.
d.	fomites.

 

 

ANS:  C

 

23. Which disease is caused by a sporozoan carried by a mosquito?

a.	Typhoid fever
b.	Tetanus
c.	Malaria
d.	Rocky Mountain spotted fever

 

 

ANS:  C

 

24. Infections such as athlete’s foot and ringworm are referred to as

a.	systemic.
b.	mycotic.
c.	parasitic.
d.	bacterial.

 

 

ANS:  B

 

25. Which group includes single-cell animal-like microbes, such as amebas?

a.	Bacilli
b.	Arthropods
c.	Viruses
d.	Protozoa

 

 

ANS:  D

 

26. Which bad air disease is caused by a plasmodium?

a.	Measles
b.	Tinea
c.	Tetanus
d.	Malaria

 

 

ANS:  D

 

27. Which of the following is most related to the rusty nail infection?

a.	Clostridium
b.	Mycotic
c.	Viral
d.	Parasitic

 

 

ANS:  A

 

28. Tinea is most related to

a.	ringworm.
b.	tetanus.
c.	systemic infection.
d.	treatment with anthelmintics.

 

 

ANS:  A

 

29. A fomite is a

a.	worm.
b.	parasite.
c.	vector.
d.	host.

 

 

ANS:  C

 

30. A helminth is a(n)

a.	parasite.
b.	arthropod.
c.	worm.
d.	bacterium.

 

 

ANS:  C

 

31. Amebic dysentery and giardiasis are

a.	mycotic infections.
b.	caused by Salmonella.
c.	worm infestations.
d.	caused by protozoan parasites.

 

 

ANS:  D

 

32. The ova of which of these parasitic and pathogenic multicellular animals usually appear in the stool of the infected person?

a.	Worms
b.	Viruses
c.	Arthropods
d.	Spirochetes

 

 

ANS:  A

 

33. The tick associated with Rocky Mountain spotted fever is referred to as a(n)

a.	arthropod vector.
b.	causative organism.
c.	spirochete.
d.	fungus.

 

 

ANS:  A

 

34. The acid-fast bacillus is

a.	most often spread through droplet infection.
b.	eradicated by a single dose of penicillin.
c.	pathogenic only in humans.
d.	most often diagnosed by a urine culture.

 

 

ANS:  A

 

35. Rocky Mountain spotted fever is most effectively treated with an _____ drug.

a.	antiviral
b.	anthelmintic
c.	antibiotic
d.	antifungal

 

 

ANS:  C

 

36. Biting flies, fleas, and ticks

a.	most often cause systemic infections.
b.	are best described as ectoparasites.
c.	are classified as helminths.
d.	cause mycotic infections.

 

 

ANS:  B

 

37. Which of the following lives in the intestinal tract and lays its eggs in the perianal area, causing severe pruritus?

a.	Clostridium tetani
b.	Pinworms
c.	Salmonella typhi
d.	Candida albicans

 

 

ANS:  B

 

38. Ectoparasites are most likely to cause

a.	itching and discomfort.
b.	high fever.
c.	paralysis.
d.	loss of consciousness.

 

 

ANS:  A

 

39. Rickettsiae require a living host for their survival and are therefore considered to be

a.	pathogenic.
b.	parasitic.
c.	fungal.
d.	communicable.

 

 

ANS:  B

 

40. Which of the following is both a vector and an arthropod?

a.	Contaminated drinking glass
b.	Virus
c.	Worm
d.	Flea

 

 

ANS:  D

 

41. Typhoid Mary harbored the Salmonella pathogen in her

a.	urine (kidneys).
b.	respiratory secretions (lungs).
c.	nasal secretions (nose).
d.	bile (gallbladder).

 

 

ANS:  D

 

42. Herpes varicella-zoster

a.	is a fungus.
b.	generally causes an antibiotic-induced superinfection.
c.	causes chickenpox.
d.	responds well to antibiotics.

 

 

ANS:  C

 

43. A pox infection

a.	is always caused by herpes varicella-zoster.
b.	only occurs in humans.
c.	is a skin lesion.
d.	is communicable but never contagious.

 

 

ANS:  C

 

44. Herpes varicella-zoster may lay dormant in the nerves for many years; when awakened in later life, it causes

a.	“the great pox.”
b.	shingles.
c.	tinea capitis.
d.	smallpox.

 

 

ANS:  B

 

45. MRSA

a.	is generally responsive to penicillin.
b.	refers to drug-resistant staphylococci.
c.	refers to potent antibiotics that are used to treat resistant strains of staphylococci.
d.	refers to drugs that eradicate pox viruses.

 

 

ANS:  B

 

46. The puerperal fever described by Dr. Semmelweiss is best described as

a.	a localized infection.
b.	age-related degenerative disease.
c.	nosocomial infection.
d.	pandemic.

 

 

ANS:  C