Question

1. three different kinds of isolated colonies. what does this tell her about the forehead of the person who provided the sample for this culture?

2. do microorganisms on agar plate grow into visible aggregated growth masses or colonies? why or why not?

3. Hospital personnel are often a major factor in the spread of microorganisms among patients. describe two specific behaviors that you would recommend for hospital staff to reduce their role in the spread of germs among patients in hospital.

Answer 1

ANSWER 1

1. The query stated that three different kinds of colonies have been isolated from the sample from forehead of the patient. This may be due to bacterial infection.
2. Three different types indicates growth of three different forms although it doesn't specify the type of infection. Another reason may be handling and errors during streaking which may have led to contamination of the isolated colonies.
3. More information would be beneficial to answer the query more efficiently.

ANSWER 2

1. Mainly, the reasons for spread of infections include coming into contact with an infected individual directly or by means of instruments that havent been sterilized. Infections can also spread by means of sneezing which transfers the nasal droplets which may show presence of bacteria.
2. One behavior that the hospital personnels should follow is disinfecting the hands and wearing gloves at the time of handling patients with infection or is at risk of spreading infection. After handling, the gloves should be properly disposed off and hands should be again washed with disinfectants.
3. The instruments or device used for patient care should be washed and sterilized properly and on a daily basis. Injections are the major cause of spreading infections and deadly diseases. The syringes should be properly disposed off after use or sterilized for further use.
4. One of the most important step is to follow the isolation protocols set up by the authorities. Less number of relatives or people should be allowed to meet the patient and for a short duration. Contact with the patient should be avoided and hospital personnels should keep a check of it.