Deck 34: Medical Microbiology

Question 1

Medical Terminology

Answer 1

not answered

Question 2

Medical Office Clinical Procedures

Answer 2

not answered

Question 3

Which of the following is NOT used to identify a pathogen?

A) Sensitivity testing
B) Microbial culture
C) Biochemical tests
D) Microcopy

Answer 3

Sensitivity testing

Question 4

Microorganisms that reside in the body but that do not cause disease are known as

A) Transient flora
B) Normal flora
C) Extraneous microorganisms
D) Staphylococci

Question 5

Which of the following is NOT a natural defense mechanism of the body?

A) Phagocytosis by white blood cells
B) The skin
C) Antibiotics
D) Antibodies

Question 6

Identify common pathology related to each body system

Question 7

Describe implications for treatment related to pathology

Question 8

Discuss implications for disease and disability when homeostasis is not maintained

Question 9

List major types of infectious agents

Question 10

Medical Laboratory Procedures

Question 11

Anatomy and Physiology

Question 12

What term is used to describe the scientific study of microorganisms and their activities?

A) Parasitology
B) Histology
C) Microbiology
D) Pathology

Question 13

Discuss quality control issues related to handling microbiological specimens

Question 14

The invasion of the body by a pathogenic microorganism is known as

A) Inflammation
B) Infection
C) Disease
D) Susceptibility

Question 15

Define both medical terms and abbreviations related to all body systems

Question 16

Describe Standard Precautions, including:

Question 17

Identify disease processes that are indications for CLIA-waived tests

Question 18

A disease that can be spread from one person to another is known as

A) An infectious disease
B) A contagious disease
C) An acute disease
D) Droplet infection

Question 19

Analyze pathology as it relates to the interaction of body systems

Question 20

The transfer of pathogens on a fine spray of moisture droplets is known as

A) Droplet infection
B) Susceptibility
C) Indirect transfer
D) Inoculation

Question 21

The purpose of using transport media is to

A) Preserve a specimen in its original state until it reaches its destination
B) Keep the specimen at its optimal growth temperature
C) Reduce the number of pathogens in the specimen
D) Provide nutrients for the multiplication of the specimen
E) All of the above

Question 22

What name is given to round bacteria growing in pairs?

A) Bacilli
B) Diplococci
C) Staphylococci
D) Streptococci

Question 23

Which of the following could result in the medical assistant becoming infected with a pathogen?

A) Eating while testing a microbiologic specimen
B) Licking a label for a specimen container
C) Having an open sore on the hand
D) Drinking coffee in the office laboratory
E) All of the above

Question 24

What name is given to the interval of time between the invasion by a pathogen and the appearance of the first symptoms of the disease?

A) Prodromal period
B) Infectious period
C) Inoculation
D) Incubation period

Question 25

A specimen taken for microbiologic examination must not become contaminated with extraneous microorganisms, because the extraneous microorganisms may

A) Change the pH of the specimen
B) Alter the morphology of the pathogens
C) Prevent visualization of the pathogen
D) Result in the death of any pathogens present

Question 26

Which of the following procedures requires the use of the oil immersion objective?

A) Examination of a wet mount
B) Examination of a Gram-stained smear
C) Bacitracin susceptibility testing
D) Examination of urine sediment

Question 27

Escherichia coli normally reside in the

A) Vagina
B) Urinary tract
C) Large intestine
D) Stomach

Question 28

Which of the following microscopes has adjustment knobs that allow movement of the slide in a vertical or horizontal position?

A) Monocular microscope
B) Compound microscope
C) Mechanical stage microscope
D) Binocular microscope

Question 29

A throat specimen is collected to perform tests to assist in the diagnosis of

A) Streptococcal sore throat
B) Tetanus
C) Staphylococcal food poisoning
D) Infectious mononucleosis
E) All of the above

Question 30

The high-power objective has a magnification of

A) 10×
B) 40×
C) 60×
D) 100×

Question 31

The period of time in which the first symptoms indicating an approaching disease occur is known as the

A) Convalescent period
B) Acute period
C) Prodromal period
D) Symptomatic

Question 32

Which of the following diseases is NOT caused by a virus?

A) Chickenpox
B) Tetanus
C) Mumps
D) Rubella

Question 33

Staphylococcal infections usually result in which of the following?

A) Gangrene
B) Petechiae
C) Pus formation
D) Maculopapular vesicles

Question 34

A microbiologic specimen may be obtained from the

A) Throat
B) Nose
C) Wounds
D) Vagina
E) All of the above

Question 35

Which of the following conditions is NOT caused by streptococci?

A) Scarlet fever
B) Streptococcal sore throat
C) Rheumatic fever
D) Tuberculosis

Question 36

Syphilis is caused by a

A) Spirochete
B) Bacillus
C) Streptococcus
D) Diplococcus

Question 37

Which of the following parts of a microscope is used for precise focusing?

A) Iris diaphragm
B) Coarse adjustment
C) Substage condenser
D) Fine adjustment

Question 38

Which of the following is NOT a guideline for the proper care of a microscope?

A) Carry the microscope with two hands.
B) Store the microscope with the nosepiece rotated to the low-power objective.
C) Clean the enameled surface of the microscope with soap and water.
D) Clean the lenses of the microscope with gauze or tissue.

Question 39

A throat specimen should be collected from the

A) Tonsillar area and posterior pharynx
B) Posterior pharynx
C) Adenoids
D) Hard palate

Question 40

Conditions caused by Staphylococcus aureus include

A) Boils
B) Wound infections
C) Food poisoning
D) Abscesses
E) All of the above

Question 41

Which of the following is used to examine microorganisms in the living state?

A) Wet mount
B) Gram staining
C) Smear
D) Rapid strep test

Question 42

Which of the following represents a violation of technique when collecting a throat specimen?

A) Using a sterile swab to collect the specimen
B) Touching the inside of the mouth with the swab
C) Using a rotating motion to collect the specimen
D) Labeling the specimen container

Question 43

Which of the following microorganisms is identified by observing its motility under the microscope?

A) Candida albicans
B) Trichomonas vaginalis
C) Treponema pallidum
D) Neisseria gonorrhoeae

Question 44

To view bacteria present on a smear, it must first be

A) Stained with an appropriate dye
B) Immersed in alcohol for 15-20 minutes
C) Incubated for 24 hours
D) Allowed to air-dry for 10 minutes

Question 45

The purpose of sensitivity testing is to

A) Identify the type of microorganism present
B) Produce a pure culture
C) Determine the best antibiotic to use to treat the condition
D) Determine the effectiveness of drug therapy
E) All of the above

Question 46

Which of the following is a sequela to streptococcal sore throat?

A) Diphtheria
B) Rheumatic fever
C) Pertussis
D) Viral pneumonia

Question 47

What is a smear?

A) Material spread on a slide for microscopic examination
B) A small sample taken to represent the nature of the whole
C) A mass of microorganisms growing in a laboratory culture medium
D) A small piece of cotton wrapped around the end of a wooden stick

Question 48

If the pathogen were sensitive to an antibiotic, what would be observed when using the disc diffusion method of sensitivity testing?

A) Overgrowth of the disc with bacteria
B) A change in color of the disc
C) Bacterial growth around the disc
D) A clear zone without bacterial growth around the disc

Question 49

When viewed under a microscope, gram-positive bacteria

A) Appear pink or red
B) Exhibit motility
C) Appear purple
D) Sing America the Beautiful

Question 50

The causative agent of gonorrhea is a

A) Gram-negative diplococcus
B) Gram-positive rod
C) Gram-positive diplococcus
D) Gram-negative coccus