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NUR 231 MCQ Exam Review With Complete Questions And Answers
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NUR 231 MCQ Exam Review With CompleteQuestions And Answers
A disease that is infectious and spreads rapidly in a wide area around the world is
termed - ANSWER Pandemic
The microorganisms that constitute the normal flora are useful in - ANSWER Prevention
of colonisation of pathogens
The strength of a pathogen calculated in terms of the number of microorganisms
necessary to kill a host is termed - ANSWER Virulence
Bacterial pathogens can protect themselves from an immune response by - ANSWER
Producing capsules
Five year old male becomes ill w/serve cough. Hx exam reveals a bacterial infection and
further laboratory testing reveals cell membrane damage and decreased protein
synthesis. The cause is - ANSWER Exotoxin
Endotoxins are produced. Ty - ANSWER Gram-negative bacteria
50yr old female experiences decreased bp decreased O2 delivery, cardiovascular
shock and subsequent death. What is most likely the cause? - ANSWER Gram-negative
bacteria
A patient is infected by a microorganism that contains RNA or DNA and has no
organelles. What's the microbe? ANSWER Virus
Viruses ANSWER Replicate their genetic material inside the host cells
,Varicella, the virus that causes chicken pox ANSWER Integrates it DNA with the host
cell DNA
25yr old female reports unsafe sex. Blood test is positive for human papilloma virus.
What might occur due to the infection? - ANSWER Cancer
A pt infected by a microorganism that has a cell wall that does not contain
peptidoglycan. What's the microbe? - ANSWER Fungi
Fungi causing deep or systemic infections - ANSWER Are commonly opportunistic
A pt develops superficial mycoses. The infection is - ANSWER Fungal
When genes from different strains of viruses recombine to cause major changes in
antigenicity, this is termed - ANSWER Antigenic shift
The hallmark symptom for infection is - ANSWER Fever
A bacteriostatic drug - ANSWER Stops bacterial replication
Most viral vaccines contain - ANSWER Attenuated viruses
When a person is given an attenuated antigen as a vaccine, the antigen is - ANSWER
Alive but less infectious
Most bacterial vaccines contain - ANSWER Dead bacteria
Asthma is thought to be caused by - ANSWER Environmental and genetic factors
, What is decreased in asthma? - ANSWER Exploratory flow rates
A 13 yr old female Dx with asthma. Which of the following should she recognize as part
of a asthma attack? - ANSWER Wheezing
Airway hyper-responsiveness in asthma is related to - ANSWER Exposure to an allergen
causing mast cell degranulation
Airway obstruction contributing to increased airflow resistance and hypo ventilation in
asthma is caused by - ANSWER Mucous secretion, bronchoconstriction and airway
oedema
10 yr old presents with prolonged bronchospasm and severe hypoxaemia, the most
likely diagnosis is - ANSWER Status asthmatics
60yr old female with emphysema is having difficulty expiring a given volume of air, she is
most likely experiencing what pulmonary disease? - ANSWER Obstructive
52 yr old female presents with chronic bronchitis. Tests reveal closure of the airway
during expiration. This condition is caused by - ANSWER Thick mucous from
hypertrophied glands
45 make presents with chronic bronchitis of 5 months duration. What is the most likely
cause? - ANSWER Cigarette smoking
45 male presents with chronic bronchitis of 5 months duration. What is the most
significant concern for this pt? - ANSWER Recurrent pulmonary infections
Patients who have recently been diagnosed with emphysema most often present with -
ANSWER Dysponea
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