Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

microbiology > exam 2 second attempt > Flashcards

exam 2 second attempt Flashcards

You may prefer our related Brainscape-certified flashcards:
Biology 101 flashcards
1
Q

The chief cell which regulates an immune response is the:

A

T helper cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

the main difference between disinfectants and antiseptics is:

A

disinfectants are usually used on inanimate objects

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

a population is reduced from 110^8 to 110^2 cells in 9 min. what is the D value?

A

1.5 min.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

the difference between ionizing radiation and nonionizing radiation is:

A

ionizing radiation can be used to sterilize

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

which disinfectant below is most resistant to inactivation by organic material?

A

glutaraldehyde

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

monocytes develop into which type of cell?

A

macrophage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

BFE refers to:

A

surgical mask filtration testing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

commonly combined with trimethoprim; inhibits dihydrofolate synthesis

A

sulfanilamide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

An aminoglycoside; binds 30s ribosome; must be given by injection

A

streptomycin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

can’t be administered orally, 30s protein synthesis inhibitor

A

aminoglycoside

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

responsible for the highest percentage of drug allergies:

A

penicillin G

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

A broad-spectrum drug that inhibits protein synthesis; binds with calcium

A

tetracycline

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

semi-synthetic penicillin

A

amoxicillin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

antiviral guanosine analog; used to treat RSV infections

A

Ribavirin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

a cell wall synthesis inhibitor that is ussed to treat MRSA

A

vancomycin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

which fungal genus produces more useful antibiotics than any other?

A

cephalosporium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

which of the following is NOT a granulocyte?

A

monocyte

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

plasma:

A

contains antibody

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

the source of blood platelets:

A

megakaryocyte

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

differentiated B cells which make antibody:

A

plasma cell

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

found in tissues, can be either fixed or wandering:

A

macrophage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

mature in the thymus:

A

T cell

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

have surface antibody

A

B cell

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

phagocytic cells of acute inflammation

A

neutrophil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

a lymphocyte which is part of innate immunity

A

natural killer cell

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

which of the following cells is NOT monocyte-derived?

A

plasma cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

the complement system provides all of the following useful functions except:

A

activation of macrophages

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

interferons:

A

are produced by virus-infected cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

secondary lymphoid tissue:

A

is where an immune response takes place

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

which immune cells are depleted in AIDS patients leading to acquired immunosuppression?

A

T helper cells

31
Q

T cell receptor of T helper cells looks for this protein

A

MHC class II

32
Q

T cell receptor of T-cytotoxic cells looks for this protein:

A

MHC class I

33
Q

combines with endogenous antigenic fragments in the ER:

A

MHC class I

34
Q

combines with exogenous antigenic fragments within endosomes:

A

MHC class II

35
Q

can cross the placenta

A

IgG

36
Q

produced first in response to a foreign antigen

A

IgM

37
Q

a parasite infection is most often indicated by an increase in the number of peripheral blood ____

A

eosinophils

38
Q

impetigo can be caused by:

A

A and B, staphylococcus aureus and streptococcus pyogenes

39
Q

adjuvants:

A

all of the aboce: increase antigenicity, stimulate local inflamation, include substances

40
Q

which of the following is NOT on the list of recommended childhood and adolescent immunizations for everyone in the US?

A

anthrax vaccine

41
Q

passive immunity:

A

all of the above, can come from mother, provides temporary protection, humoral

42
Q

the production of monoclonal antibody

A

all of the above: requires use of myeloma, requires hypridomas, has revolutionized clinical diagnostic testing

43
Q

can be direct or indirect; fluorophore-labeled antibody:

A

fluorescent antibody test

44
Q

involves enzyme-conjugated antibodies

A

ELISA

45
Q

the only hypersensitivity NOT mediated by antibody:

A

type IV hypersensitivity

46
Q

hypersensitivity pneumonitis (farmer’s lung):

A

type III hypersensitivity

47
Q

a positive TB skin test:

A

type IV hypersensitivity

48
Q

asthma and hay fever

A

type I hypersensitivity

49
Q

patients fail to develop a thymus (no T cells):

A

DiGeorge disease

50
Q

MOST kidney transplants performed in the US are

A

allografts

51
Q

An adjuvant increases:

A

the immunogenicity of a vaccine

52
Q

causes woolsorter’s disease, skin lesions are black

A

bacillus anthracis

53
Q

produces the most potent poison known to man; results in flaccid paralysis

A

clostridium botulinum

54
Q

intracellular pathogen to which pregnant women are more susceptible; infection by consumption of contaminated milk and meats:

A

listeria monocytogenes

55
Q

number on cause of bacterial pneumonia; large capsule

A

streptococcus pneumoniae

56
Q

causes infections in newborns; lancefield group B

A

streptococcus agalactiae

57
Q

implicated in the genesis of acne

A

propionibacterium

58
Q

cause of buruli ulcer:

A

mycobacterium ulcerans

59
Q

common cause of food poisoning; coagulase positive

A

staphylococcus aureus

60
Q

cause of necrotizing fasciitis

A

streptococcus pyogenes

61
Q

previously classified as group D, VRE

A

enterococcus

62
Q

responsible for dental caries

A

viridans streptococci

63
Q

Hansen’s disease; causes nerve destruction

A

mycobacterium leprae

64
Q

involved in pharyngitis and glomerulonephritis;

A

streptococcus pyogenes

65
Q

produces a superantigen toxin that results in a T cell cytokine overdose

A

staphylococcus aureus

66
Q

disease was once called “consumption”:

A

mycobacterium tuberculosis

67
Q

produces a polyketide immunosuppressive toxin; no proven antimicrobial therapy exists:

A

mycobacterium ulcerans

68
Q

gram positive anaerobic rod that is the second most common organism on the skin:

A

propionibacterium

69
Q

estimated that one-third of the world’s population is infected with this organism; #3 cause of death from a single infectious agent:

A

mycobacterium tuberculosis

70
Q

can grow only in the footpads of mice and the bellies of 9-banded armadillos:

A

mycobacterium leprae

71
Q

AFB and Ghon complexes:

A

mycobacterium tuberculosis

72
Q

produces a secretory IgA protease and a protein that binds cholesterol in host epithelial cell membranes which causes their lysis; optochin sensitive:

A

streptococcus pneumoniae

73
Q

responsible for scalded skin syndrome:

A

staphylococcus aureus

74
Q

the cell which produces cytokines which induce a cell-mediated type of immune response is:

A

Th1

microbiology (4 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions