The specialized procedure that can identify whether a person's protein intake is adequate is called what?

I think the correct answer is nitrogen balance. It is the  specialized procedure that can identify whether a person's protein intake is adequate. It is a measure of nitrogen input minus its output. Nitrogen is found in proteins and this procedure is used in medical purposes.

This gel or liquid can be placed under the tongue of an unconscious person. this is important because you should never pour anything down the throat of an unconscious person-- s/he could choke.

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.