The student nurse is going to flush a triple-lumen central line. the student nurse prepares three 3-ml syringes with normal saline and three 3-ml syringes with heparin flush solution. another student nurse states that this is unacceptable for flushing a cvad. which statement is the correct rationale for this student's objection?
a. "a 3-ml syringe is unacceptable for flushing a cvad because it fails to hold an adequate volume of solution to clear the line completely."
b. "a 3-ml syringe is unacceptable for flushing a cvad because it exerts too high a psi pressure."
c. "heparin flush solution should not be used on a cvad because it could cause coagulation problems in the patient."
d. "it is unnecessary to flush all three ports; flushing the distal port is adequate."
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