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- For those non-immunized and have acquired the infection before, is it possible for them to acquire the infection again? Why?- In a paragraph explain a) What is resident flora? b)How might resident flora prevent infection AND cause infection?a. Explain how acute inflammation predisposes todevelopment of infection.b. Classify each as inflammation or infection:(i) sunburn, (ii) skin rash under adhesive tape,(iii) common cold, (iv) red, swollen eye withpurulent exudate.
- A common characteristic of a site of infection, such as a pimple on the skin, is pus. What is responsible for the white color of pus?7. How can a medical professional stop potential infections?Josie developed a poison ivy rash after a camping trip. Her doctor prescribed a cortisone ointment to relieve the inflammation. Afew weeks later, Josie scraped her elbow, which became inflamed.Because she had some of the cortisone ointment left over, sheapplied it to the scrape. Was the ointment an effective treatmentfor the poison ivy? Was the ointment an appropriate treatment forthe scrape?
- 1. Mucous membranes are barriers against colonization and growthof microorganisms. However, mucous membranes, for examplein the mouth and gut, are colonized with a variety of differentmicroorganisms, some of which are potential pathogens. Explainhow these potential pathogens are controlled under normalcircumstances. Then describe at least one set of circumstances thatmight encourage pathogenicity.2. What is yellow fever?11- A clinical study is performed of patients with pharyngeal infections. The mosttypical clinical course averages 3 days from the time of onset until the patientsees the physician. Most of these patients experience fever and chills. Onphysical examination, the most common findings include swelling, erythema, andpharyngeal purulent exudate. Examination of this fluid under the light microscopewill most likely reveal an abundance of which of the following inflammatory cells.A- B lymphocytesB- MacrophagesC- NeutrophilsD- Eosinophils