The client prescribed heparin therapy asks how the "blood thinner" works. Which response by the nurse is the most appropriate?
1. "Heparin dissolves the clot."
2. "Heparin makes the blood less viscous."
3. "Heparin decreases the number of platelets so that blood clots more slowly."
4. "Heparin prevents clots from forming."
Correct Answer: 4
Rationale 1: Anticoagulants do not dissolve clots.
Rationale 2: Anticoagulants do not change the viscosity of the blood.
Rationale 3: Anticoagulants do not decrease the number of platelets.
Rationale 4: Heparin inhibits the clotting cascade, preventing clots from forming.
Global Rationale: Heparin inhibits the clotting cascade, preventing clots from forming. Anticoagulants do not dissolve clots, change the viscosity of the blood, or decrease the number of platelets.
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