For all procedures in the surgical section, codes are listed by body system (i.e., integumentary, digestive, etc.); then in body part order from the feet upward

Which of the following is a current HIPAA-approved code set?

A. ICD-9-CM or ICD-10-CM B. NDC C. HCPCS D. All of the above

Primitive erythropoiesis in the yolk sac is important to what process?

a. Transportation of oxygen to developing tissue b. Development of immunity c. Liver development d. Cellular differentiation