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MCB2289 Final Exam 2018 (A++++ Solution)
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QUESTION 1

The latent stage of syphilis, which may last for years, can occur ________.

Between the secondary and tertiary stages

Between the primary and secondary stages

Between the initial and primary stages

At any stage of the disease

QUESTION 2

Toxoplasmosis is caused by the organism Toxoplasma gondii, which is a

Bacterium

Protozoan

Virus

Fungus

QUESTION 3

Which of the following stains is generally used for the diagnosis of tuberculosis (TB)?

Simple stain

Gram stain

Acid fast stain

Negative stain

QUESTION 4

All of the following are general metabolic or structural targets for antimicrobial drugs except

Carbohydrate synthesis inhibition

Protein synthesis inhibition

Interference with nucleic acid synthesis

Interference with cell wall synthesis

QUESTION 5

The destruction of all microorganisms and their endospores is referred to as

Disinfection

Degermation

Sanitization

Sterilization

QUESTION 6

Bacterial endotoxins are

Proteins in the cell wall

Secreted into the environment

Components of the gram-positive cell wall

Components of the gram-negative cell wall

QUESTION 7

Health care-associated infections are also known as

Incidental infections

Accidental infections

Nosocomial infections

Secondary infections

QUESTION 8

All of the following areas of the human body contain normal flora except

Peritoneum

Urethra

Vagina

Mouth

QUESTION 9

Which of the following organisms is the causative agent for gonorrhea?

Treponema

Neisseria

Mycoplasma

Ureaplasma

QUESTION 10

A relationship between organisms in which the waste product of one provides nutrients for another is called

Mutualism

Competition

Synergism

Commensalism

QUESTION 11

The degree or extent of disease-evoking power that a microorganism has is referred to as

Virulence

Strength

Resistance

Competence

QUESTION 12

Strep throat is caused by which of the following organisms?

Streptococcus pyogenes

Streptococcus pneumoniae

Streptococcus agalactiae

Streptococcus faecalis

QUESTION 13

Infections that may result from the use of catheters are classified as

Iatrogenic infections

Local infections

Exogenous infections

Endogenous infections

QUESTION 14

Complex communities of microorganisms on surfaces are called

Colonies

Biofilms

Biospheres

Flora

QUESTION 15

Animals that are capable of transmitting infectious disease are called

Vectors

Pathogens

Carriers

Parasites

QUESTION 16

Which of the following sites of the human body does not have a normal flora?

Intestine

Skin

Vagina

Blood

QUESTION 17

The most common cause of infectious diarrhea in infants and children is

Noroviruses

Adenoviruses

Rotaviruses

Caliciviruses

QUESTION 18

Which of the following is the causative agent for fungal meningitis, mostly in immune compromised patients?

Trypanosoma brucei

Listeria meningitis

Cryptococcus neoformans

Trypanosoma cruzi

QUESTION 19

Which of the following infectious diseases is considered to be a reemerging disease?

AIDS

Ebola

West Nile virus

drug-resistant tuberculosis

QUESTION 20

Botulism is a disease caused by the production of a potent neurotoxin by bacteria of the genus

Staphylococcus

Klebsiella

Salmonella

Clostridium

QUESTION 21

Which of the following organelles contain oxidative enzymes capable of oxidizing toxic substances?

Mitochondria

Chloroplasts

Lysosomes

Peroxisomes

QUESTION 22

Legionella, Thiobacillus and Burkholderia are examples of

Facultative anaerobic gram-negative rods

Gram-negative aerobic rods

Spirochetes

Anaerobic gram-negative cocci

QUESTION 23

The toxic condition caused by the multiplication of bacteria in the blood is referred to as

Bacteremia

Septicemia

Shock

Bloodborne infection

QUESTION 24

Malaria is caused by a

Virus

Bacterium

Helminth

Protozoan

QUESTION 25

Whooping cough is caused by

Streptococcus pneumoniae

Bordetella pertussis

Haemophilus influenzae

Corynebacterium diphtheriae

QUESTION 26

The virulence factors of bacteria include

Size, adhesion, resistance, mutation

toxins, exoenzymes, adhesion

Toxins, evasion of body defenses, motility, size

Colonization, chemotaxis, fermentation, toxins

QUESTION 27

A complication of influenza that can occur in children and adolescents is a condition known as

Reye Syndrome

Rheumatic fever

Mononucleosis

Hashimoto's thyroiditis

QUESTION 28

The causative agent for Lyme disease is a

Spirillium

Spirochete

Vibrio

Diplococcus

QUESTION 29

The group of organisms that includes yeasts and molds are known as _______

Algae

Bacteria

Fungi

Viruses

QUESTION 30

Beadlike chains of cocci formed after cell division along a single axis are called

Diplococci

Streptococci

Tetrads

staphlococci

QUESTION 31

Diagnosis of a UTI is a two-stage process that involves:

collecting a urine sample and testing for antibiotic susceptibility of the organism

exploratory surgery and radiation therapy

collecting a blood sample and conducting a physical examination of the bladder

modifying the diet of the patient and conducting a physical examination of the urethra

QUESTION 32

The agent causing West Nile encephalitis belongs to which of the following?

Arboviruses

Parvoviruses

Herpesviruses

Paramyxoviruses

QUESTION 33

Which of the following viruses is the most widespread in the human population?

Epstein-Barr

Hantavirus

HIV

Chlamydia

QUESTION 34

The three types of hepatitis virus that can be transmitted through sexual activity are

A, B, and C

B, C, and D

A, B, and D

A, C, and D

QUESTION 35

Which of the following is NOT a common characteristic used in the selection of an antimicrobial drug?

Selective toxicity

Ease of delivery to the site of infection

Ability to administer intravenously

Potential for allergic reaction

QUESTION 36

Which of the following is not considered to be a vehicle transmission?

Airborne

Insect

Foodborne

Bodily fluid

QUESTION 37

The term bacteriostatic means that bacteria

Are killed by the antimicrobial drug

Show continuous growth

No longer can multiply

No longer cause disease

QUESTION 38

Which of the following is likely to be the most frequently used portal of entry for pathogens?

Skin

Placenta

Parenteral route

Mucosal surfaces

QUESTION 39

The only currently known STI that is transmitted by a protozoan is

Giardiasis

Malaria

Trichomoniasis

Syphilis

QUESTION 40

An inanimate object or substance capable of transporting pathogens from one medium or individual to another is referred to as a

Vector

Fomite

Transporter

Transposon

QUESTION 41

Which of the following cannot be and should not be treated with antibiotics?

Strep throat

Tuberculosis

Common cold

Diphtheria

QUESTION 42

Rod-shaped bacteria, some of which are endospore forming, are referred to as

Cocci

Bacilli

Spirals

Vibrios

QUESTION 43

The fungi most commonly associated with reproductive system infections are

Aspergillus, Tinea-related species, Candida albicans

Candida species, Rhizopus, and Saccharomyces cerevisiae

Stachybotrys, Aspergillus niger, Microsporum species

Candida albicans, Tinea-related species, Epidermophyton floccosum

QUESTION 44

Giardiasis is a waterborne gastrointestinal disease caused by Giardia intestinalis, which is a(n)

Protozoan

Bacterium

Fungus

Virus

QUESTION 45

Meningococcal meningitis is caused by

Neisseria meningitidis

Haemophilus influenzae

Mycobacterium tuberculosis

Listeria monocytogenes

QUESTION 46

CDC stands for

Centers for Disease Control and Prevention

Children's Disease Center

Central Disaster Control Center

Central Drug Evaluation and Control Center

QUESTION 47

All of the following are nitrogen-fixing bacteria except

Cyanobacteria

Staphylococcus

Rhizobium

Azotobacter

QUESTION 48

Tuberculosis is caused by an organism of the genus

Klebsiella

Bordetella

Chlamydia

Mycobacterium

QUESTION 49

Vaginal infections that are resulting from an overgrowth of normal flora are called

Endogenous infections

Chronic infections

Iatrogenic infections

Fatal infections

QUESTION 50

Staphylococci and streptococci are best classified in the group of

Gram-positive cocci

Gram-negative cocci

Gram-negative aerobic rods and cocci

Anaerobic gram-negative cocci

 

 

 

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MCB2289 Final Exam 2018 (A++++ Solution)
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Question QUESTION 1 The latent stage of syphilis, which may last for years, can occur ________. Between the secondary and tertiary stages Between the primary and secondary stages Between the initial and primary stages At any stage of the disease QUESTION 2 Toxoplasmosis is caused by the organism Toxoplasma gondii, which is a Bacterium Protozoan Virus Fungus QUESTION 3 Which of the following stains is generally used for the diagnosis of tuberculosis (TB)? Simple stain Gram stain Acid fast stain Negative stain QUESTION 4 All of the following are general metabolic or structural targets for antimicrobial drugs except Carbohydrate synthesis inhibition Protein synthesis inhibition Interference with nucleic acid synthesis Interference with cell wall synthesis QUESTION 5 The destruction of all microorganisms and their endospores is referred to as Disinfection Degermation Sanitization Sterilization QUESTION 6 Bacterial endotoxins are Proteins in the cell wall Secreted into the environment Components of the gram-positive cell wall Components of the gram-negative cell wall QUESTION 7 Health care-associated infections are also known as Incidental infections Accidental infections Nosocomial infections Secondary infections QUESTION 8 All of the following areas of the human body contain normal flora except Peritoneum Urethra Vagina Mouth QUESTION 9 Which of the following organisms is the causative agent for gonorrhea? Treponema Neisseria Mycoplasma Ureaplasma QUESTION 10 A relationship between organisms in which the waste product of one provides nutrients for another is called Mutualism Competition Synergism Commensalism QUESTION 11 The degree or extent of disease-evoking power that a microorganism has is referred to as Virulence Strength Resistance Competence QUESTION 12 Strep throat is caused by which of the following organisms? Streptococcus pyogenes Streptococcus pneumoniae Streptococcus agalactiae Streptococcus faecalis QUESTION 13 Infections that may result...
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