A nurse is caring for a client whose current bag of total parenteral nutrition (TPN) has finished infusing, and the next bag is not yet available. Which of the following fluids should the nurse prepare to administer?
Lactated Ringer's
Dextrose 10% in water
0.45% sodi’m chloride
0.9% sodium chloride
The Correct Answer is B
A) Lactated Ringer's: Lactated Ringer's solution is not app’opriate in this si’uation because it does not provide the necessary nutrients found in TPN. It is primarily used for fluid replacement and maintenance and does not contain the essential macronutrients required for TPN.
B) Dextrose 10% in water: This is the correct fluid to administer when the current bag of TPN has finished infusing and the next bag is not yet available. Dextrose 10% in water provides a source of glucose, which can help prevent hypoglycemia in clients dependent on TPN. While it does not provide the full spectrum of nutrients found in TPN, it can temporarily meet the client's caloric needs until the next bag of TP’ becomes available.
C) 0.45% sodium chloride: This solution, also known as half-normal saline, is hypotonic and primarily used for hydration and maintenance fluids. It does not provide adequate nutrition and is not a suitable substitute for TPN.
D) 0.9% sodium chloride: This solution, also known as normal saline, is isotonic and used for fluid resuscitation, maintenance, and replacement. Like 0.45% sodium chloride, it does not contain the necessary nutrients for TPN and is not appropriate as a substitute.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A) Digoxin and levothyroxine: Digoxin is a cardiac glycoside used to treat heart failure and atrial fibrillation, while levothyroxine is a thyroid hormone replacement medication used to treat hypothyroidism. While both medications have potential side effects, hearing loss is not typically associated with either digoxin or levothyroxine. Therefore, monitoring for hearing loss related to a medication interaction is not a priority for clients taking digoxin and levothyroxine.
B) Losartan and atorvastatin: Losartan is an angiotensin II receptor blocker used to treat hypertension, while atorvastatin is a statin medication used to lower cholesterol levels. Hearing loss is not a known side effect of either losartan or atorvastatin, nor is there evidence of an interaction between these medications that would increase the risk of hearing loss. Therefore, monitoring for hearing loss related to a medication interaction is not indicated for clients taking losartan and atorvastatin.
C) Propranolol and raloxifene: Propranolol is a beta-blocker used to treat hypertension, angina, and other cardiovascular conditions, while raloxifene is a selective estrogen receptor modulator used to prevent and treat osteoporosis in postmenopausal women. Neither propranolol nor raloxifene is associated with hearing loss as a common side effect. Additionally, there is no known interaction between propranolol and raloxifene that would increase the risk of hearing loss. Therefore, monitoring for hearing loss related to a medication interaction is not necessary for clients taking propranolol and raloxifene.
D) Furosemide and amikacin: Furosemide is a loop diuretic that is commonly used to treat fluid overload conditions such as heart failure and edema. Amikacin is an aminoglycoside antibiotic used to treat bacterial infections. Both furosemide and amikacin have the potential to cause ototoxicity, which can manifest as hearing loss or tinnitus. When administered concurrently, especially at higher doses or for prolonged durations, the risk of ototoxicity may increase due to additive or synergistic effects on the inner ear structures. Therefore, the nurse should monitor clients receiving both furosemide and amikacin for signs of hearing loss, such as changes in hearing acuity or tinnitus, and promptly report any concerns to the healthcare provider for further evaluation and management.
Correct Answer is A
Explanation
A) Ginkgo biloba: This is the correct answer. Ginkgo biloba is contraindicated for concurrent use with warfarin because it can increase the risk of bleeding due to its anticoagulant properties. It can potentiate the effects of warfarin, leading to an increased risk of bruising and bleeding complications.
B) Valerian: While valerian is an herbal supplement used for its sedative effects, it does not typically interact significantly with warfarin. However, caution should still be exercised when combining valerian with any medication due to its potential to cause drowsiness and enhance the effects of other central nervous system depressants.
C) Coenzyme Q10: Coenzyme Q10 is a dietary supplement that is generally well-tolerated and does not have significant interactions with warfarin. It is often used as an antioxidant and for various cardiovascular conditions.
D) Probiotics: Probiotics are beneficial bacteria that can aid in gut health but are unlikely to interact significantly with warfarin. However, it is essential to monitor for any potential changes in gastrointestinal function when starting probiotics concurrently with warfarin.
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