What does hemodialysis involve?Multiple ChoiceA kidney transplantAn artificial liverAn artificial kidneyA bone marrow transplant

Analyzing the Question

Hemodialysis is a medical procedure primarily associated with the treatment of kidney failure, wherein it serves to filter waste, salt, and excess fluid from the blood.

Relevant Concepts

• Hemodialysis: This process is performed using an artificial kidney, known as a dialyzer, which acts to cleanse the blood.

Answer Choices Review

1. A kidney transplant: This is a surgical procedure in which a healthy kidney is placed into a person whose kidneys are functioning poorly.
2. An artificial liver: This is not relevant since hemodialysis does not involve the liver.
3. An artificial kidney: Correct, hemodialysis utilizes a machine that mimics the kidneys' filtering function.
4. A bone marrow transplant: Also not applicable to hemodialysis.

Verification

Based on the definitions and functions associated with each option, the accurate choice regarding what hemodialysis involves is clear.

Final Answer

An artificial kidney is involved in hemodialysis.