________ is the net movement of molecules from an area of relatively high concentration to an area of relatively low concentration

What is the second step to take in controlling external bleeding?

a. pressure points b. direct pressure c. elevation d. tourniquet

Dr. Jones has determined that there is abnormal fetal fluid pressure on the fetus of Martha Street. Using ultrasound guidance, the doctor removes fetal fluid to decrease the pressure. Using the CPT manual, select the appropriate code to use for this procedure