Multiple Choice
Local edema, swollen lymph nodes, fever, soreness, and abscesses are indications of which of the following?
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1. Introduction to Microbiology
Introduction to Microbiology
Multiple Choice
Which microorganism is most commonly responsible for community-acquired pneumonia in adults?
A
Staphylococcus aureus
B
Streptococcus pneumoniae
C
Mycobacterium tuberculosis
D
Escherichia coli
Verified step by step guidance1
Understand that community-acquired pneumonia (CAP) refers to pneumonia acquired outside of hospital or healthcare settings, and it is commonly caused by specific microorganisms.
Recall the common bacterial pathogens responsible for CAP in adults, focusing on their prevalence and typical clinical presentations.
Recognize that while Staphylococcus aureus, Mycobacterium tuberculosis, and Escherichia coli can cause pneumonia, they are less frequently the primary cause of community-acquired cases in adults.
Identify Streptococcus pneumoniae as the most common causative agent of community-acquired pneumonia in adults due to its high prevalence and typical involvement in respiratory infections.
Conclude that among the given options, Streptococcus pneumoniae is the microorganism most commonly responsible for community-acquired pneumonia in adults.
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