Week 12 Posted on April 3, 2023 by Riya Ghandi Please answer the following questions: Step 1 of 2 50% Please select the correct statement(s)(Required) Streptococcus pneumoniae is a common commensal of the human oropharynx, but is likewise frequently identified as an etiologic agent in patients with respiratory infections While Streptococcus pneumoniae is usually not included in the list of pathogens with tracheostomy infections, early infection can include organisms within the oropharynx, especially in patients with compromised immune systems Biochemical tests such as catalase, optochin susceptibility, and bile solubility although used as classic identification tools, are not as reliable as automated platforms for the identification of Streptococcus pneumoniae. Select the most common pathogens associated with tracheostomy infection(Required) Corynebacterium species Salmonella enterica Pseudomonas aeruginosa. Staphylococcus aureus Serratia marcescens