A Triage Nurse in the ER Begins the Assessment of an Elderly

Multiple Choice

A triage nurse in the ER begins the assessment of an elderly patient complaining of bloody diarrhea and severe stomach cramps. The patient has a fever of 104oF as well, and is showing signs of dehydration. IV fluids are administered while further workup of the patient continues.
-The provider educates the patient about his condition,based on information from the laboratory findings and clinical presentation. Later,the RN reinforces the teaching and explains why this infection may be difficult to treat with antibiotics. Which part of the cell envelope restricts the passage of many of drugs into gram-negative bacteria?  

A) Peptidoglycan
B) Cell membrane
C) Outer membrane layer
D) Lipopolysaccharides