It’s a crossword puzzle and I need help badly rn in solving number 9 or all of 3 if you want to be a amazing person.

Blood transfusions were rarely done and often fatal; they were outlawed until the nineteenth century.

Some of their responsibilities are to evaluate safety, efficiency, and effectiveness of the biomedical equipment. train people on how to properly operate biomedical equipment. lastly is to research the engineering aspects of the biological systems of humans and animals.