問題一覧
1
This viral infection can lead to intrauterine death or a spontaneous abortion.
rubella
2
Destruction of cells by x-rays, gamma rays, UV rays
radiation
3
What is the term used to describe organisms that use light as an energy source and carbon dioxide as a carbon source?
Photoautotrophs
4
an infection of the scalp hair and less commonly eyebrows and eyelashes
black piedra
5
antibiotics should be prescribed for all viral infections
false
6
The type of microbes that require living cells to survive and multiply are:
obligate intracellular pathogens
7
E.coli is the most common cause of UTIs.
true
8
A lumbar puncture:
must be rushed to the lab and not refrigerated
9
which microorganisms are all considered eukaryotic cells
algae, Protozoa, fungi
10
One should associate India ink preparation with diagnosis of:
cryptococcal meningitis
11
Lipids building blocks
fatty acids
12
what benefit did Koch’s postulates offer microbiology
helped prove germ theory
13
Orchitis
testes
14
Diagnoses viral diseases.
Virology
15
Scientist who proposed the theory of biogenesis
rudolf virchow
16
what is the virus that initiates the lyric cycle and ultimately destroys the cell
virulent bacteriophage
17
Non-pathogens greatly outnumber pathogens
true
18
Which one of the following patients is least likely to develop a healthcare-associated infection?
A 63 year old man with an abnormal heartbeat
19
Hepatitis B is transmitted by: (select all that apply)
injected drug use , needle sticks, tattooing
20
Which exoenzyme destroys tissue?
Necrotizing enzymes
21
capnophiles prefer 5-10% carbon dioxide
true
22
an infection of moustache, beard, and pubis and axilla hair
white piedra
23
Prokaryotes and Eukaryotes
cellular microorganisms
24
Which carbohydrate is present in the cell walls of Gram-positive bacteria and may be weakened by antibiotics?
peptidoglycan
25
Which of the following three patients are most at risk for thrush? (select all that apply)
elderly, immunocompromised, infants
26
Standard precautions apply only to patients with a known infectious disease.
false
27
which statement about viruses is false
viruses are the smallest living cells
28
which of the following statements is false
microbes are not essential for life on this planet
29
which statement is correct regarding infectious diseases and microbial intoxication’s?
all infectious diseases and microbial intoxications are caused by microbes
30
fastidious organisms have demanding nutritional requirements
true
31
Organisms that live on or in other living organisms (hosts), at whose expense they gain some advantage.
parasites
32
microbes aid in food digestion and vitamin production
true
33
What is the unit of measure usually used to describe bacterial size?
micrometer
34
Proteins elements
Carbon, hydrogen, oxygen, nitrogen
35
A symbiotic relationship that is of benefit to one party or symbiont (the parasite) and usually detrimental to the other party (the host).
parasitism
36
Lower concentration of solution outside the cells.
hypotonic
37
Chemical agent used to clean the skin and other living tissues
antiseptic
38
what is the process called where microbes are used to produce or modify foods and beverages, chemicals, antibiotics?
biotechnology
39
temperature
Psychrophiles, mesophiles, thermophiles
40
Diagnoses protozoa and helminth diseases.
Parasitology
41
MATCH TO HYPERSENSITIVITY REACTION Immediate, cytotoxic reaction such as blood transfusion reactions.
type 2
42
STDs not only affect the genital tract but also affect: (select all that apply)
skin, blood, mucous membrane
43
What is the most common site for healthcare-associated infections?
Urinary tract
44
Proteins building blocks
amino acids
45
In the malarial parasite's life cycle, _________ are released from infected liver cells.
merozites
46
Hand, foot, and mouth disease can be transmitted by: (select all that apply)
contaminated objects, direct contact, feces
47
Two or more antimicrobials used together to kill pathogens.
multi-drug therapy
48
Prions and viruses
acellular infectious agents
49
Recovery
convalascense
50
Which of the following is not one of the three most common causes of bacterial meningitis?
e coli
51
pH
Acidophiles, alkaliphiles
52
microorganisms contribute more oxygen to the atomosphere than plants do
true
53
This is the lowest temperature that will kill all organisms within a specific time:
thermal death point
54
Diagnoses fungal diseases.
Mycology
55
In the malarial parasite's life cycle, female Anopheles mosquitoes become infected when they ingest male and female __________ (at least one of each) while taking a blood meal.
gametocytes
56
nutrients
carbs, proteins, lipids, nucleic acids
57
prion cause plant disease whereas viroids cause animal and human disease
false
58
Enema administration is an example of:
medical asepsis
59
Cell membrane and cytoplasm shrink away from cell wall; plasmolysis
hypertonic
60
what is the semipermeable structure controlling the transport of material between the cell and its environment
cell membrane
61
Entry of pathogen to onset of symptoms.
incubation
62
Bathing a patient is an example of:
Medical asepsis
63
Hand hygiene is an example of:
Medical asepsis
64
gaseous atmosphere
Aerobic, anaerobic, capnophilic
65
A living organism that can serve as a host in a particular parasite's life cycle, but is not a usual host in that life cycle is called a:
accidental host
66
Protozoa exhibit all of the following characteristics except
they have cell walls
67
Which leukocyte and immunoglobulin increase in response to allergens?
IgE and eosinophils
68
what terms describes the motile, feeding, dividing stage of a protozoan life cycle?
trophozite
69
Mice, ticks, lice
ectoparasites
70
An example of a primary infection is influenza, where as an example of a secondary infection is bacterial pneumonia.
true
71
chains of cocci
streptococci
72
what substance is unique to the cell wall of fungi
chitin
73
barometric pressure
piezophiles
74
bacteria contain cilia and not flagella
false
75
Nonspecific symptoms of disease; don't feel right
prodrome
76
what substances is unique to the cell walls of algae
cellulose
77
Rubeola virus
measles
78
a headache is a
symptom
79
Some cases of genital herpes are caused by the same virus that causes cold sores.
true
80
An acute disease can have a rapid onset and recovery.
true
81
Higher concentration of solution outside the cells.
hypertonic
82
What is a disease called that is caused by two or more different microbes?
synergistic infection
83
used to visualize capsules, spires, and flagella
structural staining
84
Interferons are produced by virus infected cells and interfere with viral replication.
true
85
Most antibiotics come from viruses.
false
86
Life can arise spontaneously from non-living material
theory of abiogenesis
87
Pili are organelles of motility
false
88
Otitis media is an inflammation or infection of the
ear
89
Trachoma, the leading cause of blindness in the world, is caused by:
Chlamydia
90
rickettsias and chlamydias must live within a host cell and cannot grow on artificial culture media
true
91
Common modes of transmission of HIV include: (select all that apply)
breast milk, sexual contact, contaminated needles
92
The common cold is also referred to as: (select all that apply)
acute viral rhinitis, acute coryza
93
Which pathogen can cause a superinfection leading to yeast vaginitis?
C. albicans
94
Which healthcare-associated infection has the highest mortality rate?
pneumonia
95
UTIs are caused by which of the following ways microorganisms are introduced? (select all that apply)
Insertion of catheter, sexual intercourse, poor hygiene
96
Which of the following bacterial disease is transmitted by a louse?
Epidemic typhus fever
97
Blood has a narrow pH of 7.35-7.45.
true
98
side hy side rods
diptheroids
99
Kills either Gram-positive or Gram-negative bacteria.
Narrow-spectrum antibiotic
100
The most serious types of fungal infections are:
systemic mycoses