The nurse working in the delivery room is aware that factors relating to blood volume, hemoglobin, and hematocrit of the newborn include: Note: Credit will be given only if all correct choices and no incorrect choices are selected

Select all that apply. 1. Delayed cord blood clamping.
2. Prenatal hemorrhage.
3. Temperature of the newborn.
4. Gestational age.
5. Site of blood sample.


1,2,4,5
Rationale 1: Blood volume increases by 61% with delayed cord clamping.
Rationale 2: Significant prenatal or perinatal bleeding decreases the hematocrit level and causes hypovolemia.
Rationale 3: This does not affect the blood volume, hematocrit, or hemoglobin.
Rationale 4: There is a positive association between gestational age, hematocrit, and hemoglobin concentration.
Rationale 5: Blood samples taken from venous blood sites are more accurate than those from capillary sites.

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