A nurse is reinforcing teaching with a client who is at 10 weeks of gestation regarding the purposes of laboratory tests. Which of the following statements by the client indicates an understanding of the teaching?

"White blood cell count is an indicator of anemia.”

"Urine specific gravity identifies my risk for pregnancy induced hypertension.”

"Platelet count identifies if I am at risk for bleeding.”

"Sedimentation rate checks for signs of cancer.”