Question Title

* The nurse administering heparin to patients in the hemodialysis unit should be aware that it

The correct answer is a. works by preventing the formation of thrombi.

Rationale: Heparin is an anticoagulant that prevents formation of thrombi (clots) by blocking the conversion of prothrombin to thrombin and fibrinogen to fibrin. It does not lyse already existing thrombi but may prevent their extension.  It is administered via the arterial bloodline.

Reference: Counts, C. (Ed.). ANNA Core Curriculum for Nephrology Nursing, 7th ed., Vol. 2, page 1012; Bodin, S.M. (Ed). Contemporary Nephrology Nursing, 3rd ed., pages 180-181.

Question Title

* A patient has an arteriovenous (AV) fistula placed and it is allowed to mature. The “rule of 6s” for AV fistula maturation includes which of the following?

The correct answer is a. The vessel should be less than 6 mm under the skin surface.

Rationale: Included in the rule of 6s is the recommendation that the vein be no deeper than 6 mm under the skin surface. This facilitates successful cannulation.

Reference: Bodin, S.M. (2017). Contemporary Nephrology Nursing, 3rd ed., p. 322.

Question Title

* A 22-year old college student who has CKD Stage 5 asks the nurse, "Why do I need to be tested for TB?" The nurse should explain that testing for tuberculosis is required for the following reason:

The correct answer is immunocompromised patients are at risk for developing the disease.
reference Bodin, S.M. (2017). Contemporary Nephrology Nursing. 3rd ed., p. 322

Rationale: The CDC recommends screening for TB in CKD patients because they are immunocompromised and, therefore, are at higher risk for infection.
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