A nurse is caring for a client who is receiving intermittent enteral tube feedings. Which of the following factors places the client at risk for aspiration?

A residual of 65 mL 1 hr postprandial

Sitting in high-Fowler's position during the feeding

A history of gastroesophageal reflux disease

Receiving a high-osmolarity formula

Answer and Explanation

The Correct Answer is C

A. Incorrect. A residual of 65 mL may indicate delayed gastric emptying, but it alone does not directly correlate with an increased risk of aspiration unless it leads to significant overdistension or the client is unable to tolerate further feedings.

B. Incorrect. Sitting in high Fowler's position during feeding is actually a preventive measure against aspiration.

C. Correct. his factor increases the risk for aspiration. Clients with gastroesophageal reflux disease (GERD) are more prone to refluxing contents from the stomach into the esophagus, which can lead to aspiration, especially during or after feedings.

D. Incorrect. The osmolarity of the formula might affect tolerance but is not directly related to aspiration risk.

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Correct Answer is A

Explanation

A. Correct. Chickenpox is contagious until the sores have crusted over, which generally takes about 5-7 days. Visiting after this period reduces the risk of infection.
B. Incorrect. Antibiotics are not effective against viruses; they treat bacterial infections.
C. Incorrect. Handwashing should be done with soap and water for at least 20 seconds, not 10 seconds, to effectively remove germs.
D. Incorrect. Cleaning a cat's litter box during pregnancy is not recommended due to the risk of toxoplasmosis, a parasitic infection.

A. INR B. Fibrinogen level C. aPTT D. Platelet count

Correct Answer is A

Explanation

A. Correct. The International Normalized Ratio (INR) is used to monitor the effectiveness of warfarin therapy, which is commonly prescribed to prevent blood clotting. The INR provides information about the client's prothrombin time (PT) in relation to a standardized value.
B. Fibrinogen level measures clotting potential but is not directly related to warfarin therapy monitoring.
C. Activated Partial Thromboplastin Time (aPTT) is used to monitor other anticoagulants like heparin, not warfarin.
D. Platelet count measures the number of platelets in the blood and is not specifically related to warfarin therapy monitoring.

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