Which of these statements is false?

A) Microbial aerosols are pathogens present in blood that cause disease in humans.
B) Asepsis means "freedom from infection."
C) An antiseptic is an agent used on living tissue to kill or reduce numbers of bacteria.
D) Contamination is soiling by contact or mixing.

A
Explanation: A) Bloodborne pathogens are pathogens present in blood that cause disease in humans. Microbial aerosols are suspensions in air of microorganisms that may cause disease.
B) Bloodborne pathogens are pathogens present in blood that cause disease in humans. Microbial aerosols are suspensions in air of microorganisms that may cause disease.
C) Bloodborne pathogens are pathogens present in blood that cause disease in humans. Microbial aerosols are suspensions in air of microorganisms that may cause disease.
D) Bloodborne pathogens are pathogens present in blood that cause disease in humans. Microbial aerosols are suspensions in air of microorganisms that may cause disease.