Question

According to CLSI, a heel puncture lancet should puncture no deeper than?

1) 1 mm
2) 2 mm
3) 3 mm
4) 4 mm

Answer 1

According to CLSI guidelines, a heel puncture lancet should puncture no deeper than 4 mm.

Step-by-step explanation:

The correct answer is 4) 4 mm. According to CLSI (Clinical and Laboratory Standards Institute) guidelines, a heel puncture lancet should puncture no deeper than 4 mm. This depth is sufficient to collect an adequate blood sample for testing.