Free Printable Clinically Important Microbes

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Clinically Important Microbes

Total questions: 84

Worksheet time: 42mins

Name

Class

Date

1.

Classification of organisms is called:

a)

phylogeny

b)

nomenclomy

c)

taxonomy

d)

binomy

2.

Classifying organisms based on their shared evolutionary history is called:

a)

taxonomy

b)

binomy

c)

phylogeny

d)

nomenclomy

3.

The 3 domains of life are:

a)

virus, viroid, prion

b)

bacteria, archaea, eukarya

c)

prokarya, eukarya, virusa

d)

bacteria, fungi, protozoa

4.

The 3 acellular agents are:

a)

virus, viroid, prion

b)

bacteria, archaea, eukarya

c)

prokarya, eukarya, virusa

d)

bacteria, fungi, protozoa

5.

Although rare, there are some prokaryote fossils.

a)

True

b)

False

6.

Treponema pallidum is classified by the:

a)

International Committee on Systematic Bacteriology

b)

International Code of Botanical Nomenclature

c)

International Code of Zoological Nomenclature

d)

International Committee on Taxonomy of Viruses

7.

Ascaris lumbricoides is classified by the:

a)

International Committee on Systematic Bacteriology

b)

International Code of Botanical Nomenclature

c)

International Code of Zoological Nomenclature

d)

International Committee on Taxonomy of Viruses

8.

Orthomyxoviridae is classified by the:

a)

International Committee on Systematic Bacteriology

b)

International Code of Botanical Nomenclature

c)

International Code of Zoological Nomenclature

d)

International Committee on Taxonomy of Viruses

9.

Pyrrhophyta (fire algae) is classified by the:

a)

International Committee on Systematic Bacteriology

b)

International Code of Botanical Nomenclature

c)

International Code of Zoological Nomenclature

d)

International Committee on Taxonomy of Viruses

10.

Candida albicans is classified by the:

a)

International Committee on Systematic Bacteriology

b)

International Code of Botanical Nomenclature

c)

International Code of Zoological Nomenclature

d)

International Committee on Taxonomy of Viruses

11.

Acanthamoeba is classified by the:

a)

International Committee on Systematic Bacteriology

b)

International Code of Botanical Nomenclature

c)

International Code of Zoological Nomenclature

d)

International Committee on Taxonomy of Viruses

12.

A population of cells with similar characteristics (a strain):

a)

eukaryote

b)

prokaryote

c)

virus

d)

prion

13.

A group of organisms that interbreeds but does not breed with individuals of another species:

a)

eukaryote

b)

prokaryote

c)

virus

d)

prion

14.

A population with similar characteristics & ecological niche:

a)

eukaryote

b)

prokaryote

c)

virus

d)

prion

15.

Which of the following statements about algae and fungi is (are) true?

a)

Algae are photosynthetic, whereas fungi are not.

b)

Algal cell walls contain cellulose, whereas fungal cell walls do not.

c)

Fungal cell walls contain chitin, whereas algal cell walls do not.

d)

All of these

16.

Binomial nomenclature means:

a)

Cladograms consist of a minimum of two organisms

b)

A specific organism may go by more than one name

c)

Organisms have two parts to their scientific name

d)

Growth and death curves are always logarithmic

17.

Most domains consist of prokaryotic organisms.

a)

False

b)

True

18.

Serological tests are based on:

a)

The specificity of antigen binding by specific antibodies

b)

The presence of identical DNA sequences in different organisms

c)

The presence of identical antigens in all organisms

d)

The ability to separate proteins by electrophoresis

19.

Endospores, fungal spores, and cysts are all forms of protection.

a)

False

b)

True

20.

What is a domain?

a)

The most general category in the taxonomic hierarchy

b)

The natural habitat of an organism

c)

A group of closely related organisms within the same species

d)

The specific epithet of an organism

21.

Which of the following is acid fast?

a)

Mycobacterium

b)

Clostridium

c)

Mycoplasma

d)

Chlamydia

22.

Biochemical tests indicate the presence of:

a)

Cell wall components

b)

Metabolic pathways

c)

Protein structure

d)

Nucleic acid base composition

23.

The definitive host for Plasmodium is:

a)

The Anopheles mosquito

b)

Humans

c)

Snails

d)

Crawfish

24.

Which of the following statements about protozoa is false?

a)

Protozoa may reproduce sexually.

b)

Protozoa may make cysts.

c)

Protozoa may have flagella or cilia.

d)

Protozoa may be prokaryotes.

25.

Transmission of helminthic diseases to humans is usually by:

a)

Respiratory route.

b)

Gastrointestinal route.

c)

Vectors.

d)

Genitourinary route.

26.

Helminthes are usually transmitted via the fecal-oral route.

a)

False

b)

True

27.

Responsible for antibiotic-associated diarrhea:

a)

Clostridium botulinum

b)

Clostridium difficile

c)

Clostridium tetani

d)

Campylobacter jejuni

28.

Responsible for malaria:

a)

Salmonella typhi

b)

Neisseria meningitidis

c)

Plasmodium vivax

d)

Treponema pallidum

29.

Responsible for amoebic dysentery:

a)

Campylobacter jejuni

b)

Escherichia coli

c)

Salmonella typhi

d)

Entamoeba histolytica

30.

Responsible for fungal meningitis:

a)

Cryptococcus neoformans

b)

Neisseria meningitidis

c)

Clostridium perfringens

d)

Entamoeba histolytica

31.

Responsible for lyme disease:

a)

Tinea capitis

b)

Rhabdoviridae

c)

Burrelia burgdorferi

d)

PrPsc

32.

Responsible for traveler's diarrhea & hamburger disease:

a)

Escherichia coli

b)

Salmonella typhi

c)

Campylobacter jejuni

d)

Clostridium difficile

33.

Responsible for cold sores:

a)

Hepadnaviridae

b)

Picornaviridae

c)

Treponema pallidum

d)

Herpesviridae

34.

Responsible for yeast infection:

a)

Tinea capitis

b)

Cryptococcus neoformans

c)

Candida albicans

d)

Trypanasoma cruzii

35.

Responsible for Tinea capitis:

a)

Dermatophytoses

b)

Cryptococcus neoformans

c)

Candida albicans

d)

Trypanasoma cruzii

36.

Responsible for rabies:

a)

Rhabdoviridae

b)

Trypanasoma cruzii

c)

Papoviridae

d)

Retroviridae

37.

Responsible for HIV:

a)

Rhabdoviridae

b)

Herpesviridae

c)

Papoviridae

d)

Retroviridae

38.

Responsible for warts and tumors:

a)

Rhabdoviridae

b)

Herpesviridae

c)

Papovaviridae

d)

Retroviridae

39.

Responsible for hepatitis:

a)

Hepadnaviridae

b)

Herpesviridae

c)

Papoviridae

d)

Retroviridae

40.

Responsible for syphilis:

a)

Hepadnaviridae

b)

Picornaviridae

c)

Treponema pallidum

d)

Herpesviridae

41.

Responsible for ulcers:

a)

PrPSc

b)

Candida albicans

c)

Campylobacter jejuni

d)

Helicobacter pylori

42.

Responsible for leprosy and tuberculosis:

a)

Mycobacterium

b)

Clostridium

c)

Mycoplasma

d)

Chlamydia

43.

Keys used for IDing organisms:

a)

differential diagrams

b)

dichotomous keys

c)

biochemical matrices

d)

serological type sheets

44.

After determining that you have a Gram-negative, aerobic bacilli, what test should be performed?

a)

Gram Stain

b)

Lactose Fermentation

c)

Urea Test

d)

Morphology

45.

A common protein secreted by bacteria that targets WBCs:

a)

hemolysin

b)

leukocidin

c)

penicillinase

d)

coagulase

46.

A common protein secreted by bacteria that targets RBCs:

a)

hemolysin

b)

leukocidin

c)

penicillinase

d)

coagulase

47.

A common protein secreted by bacteria that builds & breaks clots:

a)

hemolysin & leukocidin

b)

coagulase & kinase

c)

penicillinase & beta-lactamase

d)

hyaluronidase & perforin

48.

Endotoxins are lipopolysaccharides mainly found in:

a)

Gram + cells

b)

Gram - cells

c)

Acid-Fast cells

d)

Both G+ & G- cells

49.

Endotoxins are associated with:

a)

fever

b)

diarrhea

c)

inflammation

d)

all of these

50.

Which is incorrect - Exotoxins are:

a)

associated with specific diseases

b)

found in both G+ & G- bacteria

c)

highly toxic

d)

only released when a bacteria lyses

51.

Can cause cellulitis, TSS, & impetigo:

a)

Staphylococcus aureus

b)

Streptococcus pyogenes

c)

Both of these

52.

Associated with necrotizing fasciitis:

a)

Borrelia burgdorferi

b)

Listeria monocytogenes

c)

Treponema pallidum

d)

Streptococcus pyogenes

53.

Endospore formers include:

a)

Clostridium difficile

b)

Clostridium botulinum

c)

Bacillus anthracis

d)

Clostridium tetani

e)

All of these

54.

The only Gram-Positive bacteria with LPS, endotoxins, & exotoxins:

a)

Listeria monocytogenes

b)

Streptococcus pyogenes

c)

Clostridium difficile

d)

Escherichia coli

55.

Which of the following are foodborne:

a)

Treponema pallidum

b)

Neisseria gonorrhea

c)

Borrelia burgdorferi

d)

Acanthamoeba

e)

None of these

56.

Which of these STDs is #1 in the USA; also the leading cause of preventable blindness:

a)

Chlamydia trachomatis

b)

Neisseria gonorrhea

c)

Treponema pallidum

d)

HIV

57.

When Escherichia coli contains verotoxin, it causes which form of disease:

a)

Enterotoxic

b)

Enteroinvasive

c)

Uropathogenic

d)

Enterohemorrhagic

58.

Proteins found in bacteria that steal iron from hemoglobin:

a)

verotoxins

b)

siderophores

c)

streptolysins

d)

perforins

59.

One of the three leading STDs seen here:

a)

Chlamydia trachomatis

b)

Treponema pallidum

c)

Escherichia coli

d)

Neisseria gonorrhea

60.

One of the three leading STDs seen here:

a)

Chlamydia trachomatis

b)

Treponema pallidum

c)

Escherichia coli

d)

Neisseria gonorrhea

61.

Borrelia burgdorferi is transmitted via _____.

a)

ticks

b)

droplet transmission

c)

airborne transmission

d)

sexual contact

62.

The most common vector-borne bacterial disease worldwide:

a)

Lyme disease

b)

Syphilis

c)

Malaria

d)

Herpes

63.

One of the most resistant bacteria known:

a)

Escherichia coli

b)

Klebsiella pneumoniae

c)

Hepadnaviridae

d)

Necator americanus

64.

Bacteria known for green, purulent wound infections & biofilms:

a)

Klebsiella pneumoniae

b)

Pseudomonas aeruginosa

c)

Helicobacter pylori

d)

Candida albicans

65.

Most bacteria are intracellular pathogens.

a)

True

b)

False

66.

a)

Borrelia burgdorferi

b)

Dermatophytoses

c)

Ringworm

d)

Could be more than one of these

67.

One of the most common secondary infections of the skin, mouth/throat, and vagina:

a)

Candida albicans

b)

Borrelia burgdorferi

c)

Toxoplasma gondii

d)

Necator americanis

68.

Fungal disease that mimics tuberculosis & is associated with farming & demolition.

a)

Histoplasma capsulatum

b)

Cryptococcus neoformans

c)

Aspergillus

d)

Entamoeba histolytica

69.

Which of the following can lead to bloody diarrhea:

a)

amoebiasis

b)

hamburger diseease

c)

"C. diff"

d)

all of these

70.

Cyst-forming protozoa that leads to gas & greasy diarrhea.

a)

Giardia lambia

b)

Necator americanis

c)

Ascaris lumbricoides

d)

Entamoeba histolytica

71.

Causative agent of corneal ulcers from dirty contact lenses:

a)

Acanthamoeba

b)

Chlamydia trachomatis

c)

Borrelia burgdorferi

d)

Entamoeba histolytica

72.

Can cause fetal abortions and miscarriages:

a)

Listeria monocytogenes

b)

Toxoplasma gondii

c)

Staphylococcus aureus

d)

Trichinella spiralis

e)

More than one of these

73.

Kitty-litter fever:

a)

Listeria monocytogenes

b)

Toxoplasma gondii

c)

Staphylococcus aureus

d)

Trichinella spiralis

74.

Most common intestinal worm worldwide:

a)

Giardia intestinalis

b)

Enterobius vermicularis

c)

Necator americanus

d)

Trichinella spiralis

75.

Pinworms:

a)

Giardia intestinalis

b)

Enterobius vermicularis

c)

Necator americanus

d)

Trichinella spiralis

76.

Roundworms associated with bowel obstruction:

a)

Ascaris lumbricoides

b)

Enterobius vermicularis

c)

Necator americanus

d)

Trichinella spiralis

77.

Roundworm whose cysts are usually found in pork or game meat:

a)

Ascaris lumbricoides

b)

Enterobius vermicularis

c)

Necator americanus

d)

Trichinella spiralis

78.

Most prevalent species of human hookworm:

a)

Ascaris lumbricoides

b)

Enterobius vermicularis

c)

Necator americanus

d)

Trichinella spiralis

79.

Most influenza pandemics have been caused by:

a)

Type A

b)

Type B

c)

Type C

d)

Type D

80.

Respiratory viruses such as RSV, Mumps, & Measles are in:

a)

Orthomyxoviridae

b)

Adenoviridae

c)

Paramyxoviridae

d)

Rhabdoviridae

81.

Chickenpox & shingles are in the _____ family.

a)

Herpesviridae

b)

Poxviridae

c)

Hepadnaviridae

d)

Papovaviridae

82.

Associated with the common cold:

a)

Adenovirus

b)

Rhinovirus

c)

Coronavirus

d)

All of these

83.

Most common cause of viral gastroenteritis:

a)

Norovirus

b)

Escherichia coli

c)

Adenovirus

d)

Entamoeba histolytica

84.

Bullet shaped microbe associated with hydrophobia:

a)

Rhabdoviridae

b)

Orthomyxoviridae

c)

Paramyxoviridae

d)

Hepadnaviridae

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