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NUR 220 ( LATEST 2024 / 2025 ) IVS | PASSED | A+ RATED GUIDE | NEW FULL EXAM
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NUR 220 ( LATEST 2024 / 2025 ) IVS | PASSED | A+ RATED GUIDE | NEW FULL EXAM
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NUR 220 IVs1. Intravenous access
Answer
Overarching term for peripheral IVs and central line access
2. IV access advantages
Answer
- Immediate access for fluid/electrolyte maintenance or replacement
- Meds via IV route have faster onset and more predictable effect
- Provides access for supplemental or total nutrition replacement
- Allows for transfusion of blood and blood products
3. IV solutions
Answer
Considered medications (6 rights and 3 checks)
- Patient, time, solution, route, rate, documentation Choice of IV fluid based on purpose of
therapy
4. IVFs classified as
Answer
Crystalloids Colloids
5. Crystalloids
Answer
Categorized based on tonicity of the fluid compared with normal blood plasma
- Hypotonic, isotonic, or hypertonic solutions
6. Colloids
,Answer
Plasma expanders
- Contain protein or starch -> particles remain intact and unable to pass through capillary
membrane
- Used to reestablish blood volume and oncotic pressure
7. Colloids examples
Answer
Albumin, dextran, blood products
8. Hypotonic IV solutions
Answer
Causes fluid shift into the cell
9. Hypotonic IV solutions treat what
Answer
Hypernatremia, severe dehydration
10. Hypotonic IV solutions risks
Answer
Intracellular swelling, water intoxication, swelling of brain cells -> increased ICP,
cardiovascular collapse
11. Common hypotonic solutions
Answer
0.33% NS 0.45% NS (half NS)
12. D5W
Answer
Starts as isotonic, but transforms into a hypotonic solution as dextrose is metabolized
13. Isotonic IV solutions
, Answer
Tonicity is the same as blood Increase intravascular volume
Does NOT cause fluid shifts in and out of cells
14. Isotonic IV solutions risk
Answer
Circulatory overload
15. Common isotonic solutions
Answer
0.9% NS Lactated Ringers
16. 0.9% NS
Answer
Used for replacement of fluid, sodium, chloride ONLY fluid used to begin or finish blood
transfusion!!!!
Do not use in those with heart failure, edema, hypernatremia
17. 0.9% NS prolonged use
Answer
Hypernatremia, circulatory overload
18. Lactated Ringers
Answer
Contains sodium, potassium, calcium, chloride, lactate Most closely resembles blood plasma
Used mainly with surgery, trauma, burns, severe diarrhea Expensive
Do not use in those with renal or liver disease
19. Hypertonic IV solutions
Answer
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