A nurse is teaching a class about infection control to a group of nurses. The nurse should identify which of the following diseases as requiring the implementation of droplet precautions?
Rubeola
Varicella
Tuberculosis
Pertussis
The Correct Answer is D
A. Rubeola (measles). Rubeola is transmitted through airborne particles and requires airborne precautions, including the use of an N95 respirator and placement in a negative pressure room. Droplet precautions would not provide sufficient protection due to the small particle size and long-range transmission.
B. Varicella (chickenpox). Varicella requires both airborne and contact precautions because it spreads via airborne respiratory droplets and direct contact with lesions. A client with varicella must be isolated in a negative pressure room and healthcare workers should use full PPE.
C. Tuberculosis. Tuberculosis is caused by Mycobacterium tuberculosis and is spread through airborne droplet nuclei, which remain suspended in the air for extended periods. It requires airborne precautions, including an N95 respirator and isolation in a specialized room.
D. Pertussis (whooping cough). Pertussis is a highly contagious bacterial infection that spreads through large respiratory droplets during coughing or sneezing. Droplet precautions are required, which include wearing a surgical mask when within 3 feet of the client and practicing proper hand hygiene to prevent transmission.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. An angiocatheter. This is used for peripheral IV access, not for accessing implanted venous ports. It is not designed to penetrate the septum of a port safely or effectively.
B. A 25-gauge needle. This needle is too small and not suitable for accessing a venous port, as it may not deliver adequate flow and can damage the port's septum.
C. A noncoring needle. Also known as a Huber needle, this is the correct choice for accessing an implanted port. It has a deflected tip that prevents coring (removing pieces of the port’s septum), preserving the integrity of the port and reducing the risk of damage or infection.
D. A butterfly needle. These are typically used for short-term venous access or blood draws and are not appropriate for accessing an implanted port. They lack the design necessary to protect the septum of the device.
Correct Answer is C
Explanation
A. Boil bottle rings and nipples for 10 min to ensure sanitization. Boiling for 10 minutes is excessive and can damage bottle parts. A boil time of 5 minutes is typically sufficient for sanitizing feeding equipment before first use.
B. Keep the newborn on a strict 3 hr feeding schedule. Newborns should be fed on demand, which may be more or less frequently than every 3 hours. Hunger cues should guide feeding to promote healthy growth and bonding.
C. Use bottles of refrigerated formula within 48 hr. Prepared formula should be refrigerated and used within 48 hours to ensure safety and prevent bacterial growth. This is a safe practice when storing formula that has not been fed to the infant.
D. Place the newborn on their abdomen for 30 min following each feeding. Placing a newborn on the abdomen increases the risk of sudden infant death syndrome (SIDS). Infants should always be placed on their backs to sleep.
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