Author Question: Which of the following are the gram-negative bacilli that are responsible for nosocomial infec-tions ... (Read 48 times)

ETearle · **on:** Jul 16, 2018

Which of the following are the gram-negative bacilli that are responsible for nosocomial infec-tions when aerosol generators are in use?

a. Pseudomonas aeruginosa and Strepto-coccus pneumoniae
b. Legionella pneumophila and Streptococcus pneumoniae
c. Pseudomonas aeruginosa and Legionella pneumophila
d. Legionella pneumophila and Streptococcus viridans

Question 2

Use of a heat and moisture exchanger is beneficial to a patient with a(n):

a. tracheostomy who is receiving low-flow oxygen.
b. tracheostomy who is receiving room air.
c. open stoma.
d. All of the above.

Carliemb17 · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: C
The gram-negative bacilli are Pseudomonas aeruginosa and Legionella pneumophila. All the oth-er choices are gram-positive cocci.

Answer to Question 2

ANS: D
Patients who no longer need an artificial airwaybut who breathe through an open sto-mamight benefit from heat and moisture exchangers. Heat and moisture exchangers have been developed for use in patients with tracheostomies who no longer require mechanical ventilation; these patients use only room air or low-flow oxygen.