Your patient is receiving Heparin via a continuous IV infusion at a rate of 1600 units per hour.
The bag is labeled N/S 500 mLs and contains Heparin 40,000 units.
What rate should the IV pump be set at to deliver this ordered amount of Heparin? mLs/hr.
The Correct Answer is ["mLs\/hr."]
Answer and explanation
Step 1 is to calculate the total units of Heparin in 1 mL of the solution. This is done by dividing the total units of Heparin in the bag (40,000 units) by the total volume of the bag (500 mL). So, 40,000 units ÷ 500 mL = 80 units/mL. Step 2 is to calculate the rate at which the IV pump should be set. This is done by dividing the ordered amount of Heparin per hour (1600 units) by the units of Heparin per mL (80 units/mL). So, 1600 units/hr ÷ 80 units/mL = 20 mL/hr.
So, the correct answer is 20 mL/hr.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Answer and explanation
Choice A rationale:
LOP (Left Occiput Posterior) would mean the baby’s occiput is towards the mother’s left and facing posteriorly, which is not the case here.
Choice B rationale:
ROA (Right Occiput Anterior) would mean the baby’s occiput is towards the mother’s right and facing anteriorly, which matches the description.
Choice C rationale:
LOA (Left Occiput Anterior) would mean the baby’s occiput is towards the mother’s left and facing anteriorly, which is not the case here.
Choice D rationale:
ROP (Right Occiput Posterior) would mean the baby’s occiput is towards the mother’s right and facing posteriorly, which is not the case here.
Correct Answer is C
Explanation
Choice A rationale:
Offering fluids is important to prevent dehydration, but it’s not the priority during the fourth stage of labor.
Choice B rationale:
Encouraging the woman to void can help prevent urinary retention, but it’s not the priority.
Choice C rationale:
Assessing the uterine fundus is the priority during the fourth stage of labor. This is to ensure that the uterus is contracting and to prevent postpartum hemorrhage.
Choice D rationale:
Assisting with perineal care is important for comfort and hygiene, but it’s not the priority.
So, the correct answer is C, assessing the uterine fundus.
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