Deck 8: Microbiology

Question 1

What does the term MIC stand for?

A) maximum inhibitory concentration
B) minimum inhibitory concentration
C) multiple isolation colony
D) maximum isolation colony

Answer 1

minimum inhibitory concentration

Question 2

An example of "vehicle transmission" is transmission of bacteria via

A) air
B) insect bite
C) direct contact with an infected person
D) contaminated meat

Answer 2

contaminated meat

Question 3

Which type of organism contains a core of DNA or RNA surrounded by a protein coat?

A) fungi
B) virus
C) bacteria
D) spore

Answer 3

virus

Question 4

Typhus is an example of a

A) viral infection
B) rickettsia infection
C) bacterial infection
D) fungal infection

Question 5

Which of the following colors would a gram positive organism stain?

A) blue
B) brown
C) red
D) green

Question 6

What kind of organism causes Lyme disease?

A) bacteria
B) fungi
C) protozoa
D) rickettsia

Question 7

Which of the following does NOT result in an increased susceptibility to infections?

A) old age
B) stress
C) hereditary factors
D) overeating

Question 8

An example of "vector-borne transmission" is transmission of bacteria via

A) air
B) insect bite
C) direct contact with an infected person
D) contaminated meat

Question 9

Which type of microorganism identification is the fastest for bacteria?

A) Gram stain
B) cultures
C) antibiotic sensitivities
D) potassium hydroxide (KOH)

Question 10

Which of the following microorganisms is classified as a protozoa?

A) diplococci
B) amoeba
C) streptococci
D) mold

Question 11

Which of the following is a process of converting organic compounds?

A) disinfection
B) sterilization
C) mode of transmission
D) fermentation

Question 12

Which of the following are resistant to heating, drying, and disinfecting?

A) viruses
B) spores
C) bacteria
D) fungi

Question 13

Microbiology is defined as the

A) study of viruses
B) study of fungi
C) study of bacteria
D) study of organisms

Question 14

Which of the following colors would a gram negative organism stain?

A) red
B) blue
C) purple
D) green

Question 15

Which of the following is NOT an example of viral infections?

A) yeast infection
B) measles
C) genital herpes
D) hepatitis

Question 16

Rod-shaped bacteria are called

A) cocci
B) spirilla
C) bacilli
D) fungi

Question 17

Which of the following are classified as primitive plants without chlorophyll?

A) rickettsia
B) viruses
C) bacteria
D) fungi

Question 18

What kind of organism is responsible for athlete's foot?

A) fungi
B) virus
C) bacteria
D) spore

Question 19

Which of the following microorganisms can live only inside cells?

A) viruses
B) fungi
C) bacteria
D) protozoa

Question 20

What is an example of an organism that relies on airborne transmission to cause infection?

A) staphylococcus
B) HIV
C) measles
D) hepatitis B

Question 21

Trichomonas is an example of a

A) rickettsia infection
B) bacterial infection
C) protozoal infection
D) viral infection

Question 22

Which of the following are not considered to be microorganisms?

A) bacteria
B) rickettsia
C) fungi
D) helminths

Question 23

A Gram stain is a sequential procedure involving staining with

A) crystal violet and alcohol followed by iodine solutions
B) crystal violet and iodine solutions followed by alcohol
C) alcohol and crystal violet solutions followed by iodine
D) alcohol and iodine solutions followed by crystal violet

Question 24

Substances that have the ability to destroy or interfere with the development of a living organism are known as

A) biological agents
B) chemical agents
C) radioactive agents
D) antibiotics

Question 25

Gram-positive microorganisms stain blue or ____________________

Question 26

A person who lacks resistance to an agent and is vulnerable to contracting a disease is called a(n)

A) causative agent
B) biological agent
C) immune host
D) susceptible host

Question 27

The most important aseptic procedure is

A) wearing gloves
B) handwashing
C) putting on masks
D) wearing shoe covers

Question 28

Gram-positive bacteria arranged in chains are called

A) staphylococci
B) streptococci
C) diplococci
D) coccobacilli

Question 29

Any agent that causes a disease is known as

A) a fomite
B) chlorophyll
C) a pathogen
D) dust

Question 30

Gram-positive bacteria in grapelike clusters are called

A) staphylococci
B) streptococci
C) diplococci
D) coccobacilli

Question 31

Diplococci are spherical or ____________________-shaped bacteria that usually appear in pairs.

Question 32

Which of the following are the smallest microorganisms of all?

A) bacteria
B) viruses
C) fungi
D) spores

Question 33

The process of destruction of all microorganisms is called

A) disinfection
B) filtration
C) sanitization
D) sterilization

Question 34

The type of transmission of pathogens via solid objects, liquid, or air is known as ____________________ transmission.

Question 35

A substance that kills spores is referred to as ____________________.

Question 36

Which of the following is NOT considered as a portal of entry?

A) integumentary system
B) draining wound
C) gastrointestinal tract
D) respiratory tract

Question 37

The study of symptoms of diseases is called ____________________.

Question 38

Spherical or semi-spherical bacteria is known as

A) bacilli
B) cocci
C) spirilla
D) coccobacilli

Question 39

Complete RNA or DNA particles surrounded by protein shells that constitute infectious forms of viruses are referred to as

A) virions
B) envelopes
C) spores
D) capsules

Question 40

A resistant stage of bacteria that can withstand an unfavorable environment is called a

A) spore
B) spirilla
C) virion
D) fungi

Question 42

Athlete's foot is an infection caused by ____________________.

Question 43

Without the transmission of microorganisms, the infection process cannot ____________________.

Question 44

The mode of transmission is the process that bridges the gap between the portal of exit and the ____________________ into the susceptible host.

Question 45

Vector-borne transmission occurs when an agent is transferred to a susceptible host by ____________________ means such as mosquitos, fleas, and other animals.

Question 46

Explain classifications of microorganisms.

Question 47

Why hand hygiene is the single most important means of preventing the infection.

Question 48

Some bacteria produce ____________________, which are resistant to heating, drying, and disinfecting.

Question 49

What does the term "reservoir" mean as it relates to bacteria?

Question 50

What are four patient factors that should be considered when choosing an antimicrobial agent?

Question 51

Substances such as pesticides and food additives that can interact with the body and cause diseases are called ____________________ agents.

Question 52

Objects, such as instruments or dressings, that are contaminated with an infectious agent are called ____________________.

Question 53

Contact transmission involves the physical transfer of an agent from an infected person to an ____________________ person.

Question 54

Proper handwashing depends on two factors: running water and ____________________.

Question 55

Diseases from fungi mainly occur in patients who are ____________________ compromised.

Question 56

Viruses are even simpler in nature than bacteria, and they are usually not considered ____________________.

Question 57

Airborne transmission occurs when a susceptible person contracts a disease through contact with contaminated ____________________ or ____________________ particles that are suspended in the air.

Question 58

Protozoa are single-celled, parasitic organisms with the ability to ____________________.

Question 59

Fungi may be identified by ____________________.

Question 60

The chain of infection describes the ____________________ of an infection process.

Question 61

Describe the chain of infection.

Question 62

Explain Gram-positive and Gram-negative with two examples for each.