Adialysis machine can be used to remove waste from a patient's blood. which human body system works in a similar way ?

The dialysis machine blends and screens the dialysate. Dialysate is the liquid that expels the undesirable waste items from your blood. It likewise gets your electrolytes and minerals to their appropriate levels in your body. The machine monitors the movement of the blood while it is outside of your body. So that means the correct answer is (2) excretory.

The kidneys of human body are main component of the excretory system and removes waste. When kidneys are not capable of funtioning normally, a dialysis machine is used for removing unwanted substances from the blood. It maintains the levels of required ion, minerals and electrolyets in the blood.

Answer d would be the best answer, for he wants to have part in biotechnology. an ekg technician is quite similar.

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.