This assignment must be in APA format. The assignment should be in paragraph form using complete sentences and avoiding bullet points and numbered lists. Use a Level 1 heading to separate your sections (Page 47 of the APA Publication Manual). Title and reference pages do not count toward the total word or page count. Textbooks and outside sources need to be referenced and cited in the paper. Essays: (at least 300 words per prompt) 1. How is the Gram stain used to classify bacteria? How do antibiotics inhibit the growth of bacteria? Explain how carriers play an important role in the transmission of pathogens. Jan acquired an MRSA infection during a stay at a rehabilitation facility. Jans physician tells her that her MRSA was caused by S. aureus. How would you explain to Jan what S. aureus is and how it can cause diseases? 2. Lou had abdominal surgery. During his stay at the hospital, a catheter was inserted into his bladder. After returning home Lou was diagnosed with a nosocomial infection. What are the principal routes of transmission of nosocomial infections? What can be done to prevent nosocomial infections? What are the three reasons why rates of nosocomial infections are markedly higher in developing countries? What are the five things that increase the risk of nosocomial infection? 3. What is the difference between a neoplasm, benign tumor, and malignant tumor? Identify four chronic infections that may cause cancer, and what cancer the infection might cause. Mr. Brown age 63 and Mrs. Brown age 61, are being seen for a routine check-up. What cancer screenings should Mr. and Mrs. Brown receive (name at least 3 and why)? 4. In Western societies, why is colorectal cancer the most common cancer, but yet there has been a decline in the incidence and mortality of cervical cancer over the last 40 years? Identify and discuss four nonspecific warning signs of cancer and which cancer the warning sign is linked to. Aaron is a 28-year-old who had an EBV infection during high school. He noticed one of his lymph nodes in his neck is swollen but is not painful. He is also experiencing night sweats. What is a possible diagnosis? Give some possible treatments for this diagnosis?