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The causative organism of whooping cough is


A) Bordetella pertussis.
B) Streptococcus pneumoniae.
C) Haemophilus influenzae.
D) Streptococcus pyogenes.
E) Corynebacterium diphtheriae.

F) A) and D)
G) A) and E)

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What is the function of normal biota of the respiratory tract?


A) compete with pathogens for resources and space
B) microbial antagonism
C) provide antibodies
D) Both compete with pathogens for resources and space and microbial antagonism are correct.
E) Compete with pathogens for resources and space,microbial antagonism,and provide antibodies are all correct.

F) D) and E)
G) A) and B)

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Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. As an RN in a primary care office, you recently took care of a 10-year-old patient experiencing fever, chills, a stuffy nose, and a sore throat. The patient’s mother indicated that the child had been ill for the past 2 days, was eating poorly, and sleeping a great deal of the time. You swab the patient’s throat for rapid microbial analysis, suspecting the problem was due to a common pathogen. -You come to work the next day to find the laboratory report on your patient.It concludes that the child was infected with influenza B virus.The physician has left you a message to call in a script for which medication for the child?


A) amantadine
B) rimantadine
C) acyclovir
D) oseltamivir

E) A) and D)
F) B) and D)

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Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. About 5 days ago, a 45-year-old patient began experiencing symptoms of what appeared to be a simple upper respiratory tract infection. She has come to the ER after experiencing mild paralysis in her arms and an abnormal heartbeat. While in triage, she suddenly develops difficulty breathing and is sent up to the respiratory unit where you are the charge nurse. In your initial assessment, you discover gross inflammation of her pharynx and tonsils, and the entire area appears to be covered by a grayish-white membrane. You order a throat swab and additional specimens for microbial analysis, and you immediately send the patient into isolation. -The laboratory technician informs you of the initial information on the pathogen,but tells you that culturing on specialized media will be required for definitive identification of the microbe.Which medium will the technicians use to most efficiently culture this suspected pathogen?


A) tellurite medium
B) mannitol salt agar
C) eosin methylene blue agar
D) None of the choices is correct.This pathogen must be propagated using tissue culture.

E) A) and B)
F) A) and C)

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Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. About 5 days ago, a 45-year-old patient began experiencing symptoms of what appeared to be a simple upper respiratory tract infection. She has come to the ER after experiencing mild paralysis in her arms and an abnormal heartbeat. While in triage, she suddenly develops difficulty breathing and is sent up to the respiratory unit where you are the charge nurse. In your initial assessment, you discover gross inflammation of her pharynx and tonsils, and the entire area appears to be covered by a grayish-white membrane. You order a throat swab and additional specimens for microbial analysis, and you immediately send the patient into isolation. -You inform the patient of her condition and tell her that the symptoms she developed were so severe due to the pathogen's production of an exotoxin.In explaining the role of exotoxin in the pathogenesis of her disease,you correctly state that the exotoxin


A) is encoded by the bacterium's own genetic material (DNA) .
B) is encoded by a prion of the bacterium.
C) is encoded by a bacteriophage of the bacterium.
D) is encoded by a retrovirus of the bacterium.

E) C) and D)
F) A) and D)

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The most common type of virus leading to rhinitis is


A) coronavirus.
B) adenovirus.
C) rhinovirus.
D) herpes simplex virus.
E) retrovirus.

F) B) and E)
G) A) and B)

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Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. About 5 days ago, a 45-year-old patient began experiencing symptoms of what appeared to be a simple upper respiratory tract infection. She has come to the ER after experiencing mild paralysis in her arms and an abnormal heartbeat. While in triage, she suddenly develops difficulty breathing and is sent up to the respiratory unit where you are the charge nurse. In your initial assessment, you discover gross inflammation of her pharynx and tonsils, and the entire area appears to be covered by a grayish-white membrane. You order a throat swab and additional specimens for microbial analysis, and you immediately send the patient into isolation. -Staining of the specimen from the throat swab revealed the presence of distinct gram-positive club-shaped bacilli.The laboratory technician immediately contacts the local health department and begins the process of submitting specimens for PCR testing to the CDC.The suspected pathogen is


A) A.influenza
B) Pneumocystis (carinii) jiroveci.
C) Corynebacterium diphtheriae.
D) Bacillus anthracis.

E) A) and D)
F) B) and C)

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The most common mode of transmission for sinusitis is


A) exotoxin.
B) direct contact.
C) indirect contact.
D) endogenous.
E) droplet contact.

F) B) and E)
G) B) and D)

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Symptoms of influenza include


A) nasal discharge,mild fever,and absence of cough.
B) fever,diarrhea,and vomiting.
C) fever,myalgia,sore throat,cough,and nasal discharge.
D) fever,sore throat,rash,and cough.
E) fever and pneumonia.

F) A) and B)
G) A) and D)

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Legionella pneumophila


A) is easily killed by chlorine.
B) often lives intracellularly in amoebas.
C) is transmitted through the soil.
D) always causes a severe pneumonia.
E) is a gram-positive bacterium.

F) A) and E)
G) All of the above

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Which of the following is not part of the lower respiratory system?


A) alveoli
B) bronchi
C) bronchioles
D) trachea
E) sinuses

F) B) and D)
G) A) and E)

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Which of the following is not a virulence factor of Bordetella pertussis?


A) endotoxin
B) tracheal cytotoxin
C) M protein
D) pertussis toxin
E) filamentous hemagglutinin

F) A) and B)
G) A) and C)

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The primary transmission route for acquiring agents of the common cold is by contact with hands and fomites contaminated with the nasal discharges of an infected person.

A) True
B) False

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Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. As an RN in a primary care office, you recently took care of a 10-year-old patient experiencing fever, chills, a stuffy nose, and a sore throat. The patient’s mother indicated that the child had been ill for the past 2 days, was eating poorly, and sleeping a great deal of the time. You swab the patient’s throat for rapid microbial analysis, suspecting the problem was due to a common pathogen. -Suspecting the patient has the flu,you are ordered to obtain which specimen for rapid testing at an external laboratory?


A) blood
B) cerebrospinal fluid
C) nasal swab
D) skin scraping

E) C) and D)
F) A) and B)

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People who have received the BCG immunization will generally have a negative tuberculin skin test.

A) True
B) False

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Antibiotic treatment for otitis media is standard procedure today.

A) True
B) False

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All of the following pertain to tuberculosis except


A) live bacilli can remain dormant in the lungs and reactivate later in life.
B) symptoms of active TB include low-grade fever,coughing,fatigue,weight loss,and night sweats.
C) lung infection can disseminate to many other organs in extrapulmonary TB.
D) the BCG vaccine is used in other countries.
E) antimicrobials cannot treat and cure tuberculosis.

F) A) and B)
G) D) and E)

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Influenza virus can exhibit constant mutation of viral glycoproteins called ________,or __________ ,a more serious phenomenon caused by the exchange of a viral gene with that of another influenza virus strain.


A) antigenic shift,antigenic drift
B) antigenic drift,antigenic shift
C) None of these is correct.

D) A) and C)
E) None of the above

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A diagnosis of tuberculosis involves a(n)


A) chest X ray.
B) acid-fast stain of sputum.
C) sputum culture.
D) tuberculin skin test.
E) All of the choices are correct.

F) B) and E)
G) C) and D)

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Diphtherotoxin targets cells in the


A) pharynx and lungs.
B) lungs and heart.
C) heart and brain.
D) heart and nerves.
E) lungs and nerves.

F) A) and B)
G) A) and C)

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