Rapid weight loss.
Recurring fever or profuse night sweats.
Extreme and unexplained tiredness.
Prolonged swelling of the lymph glands in the armpits, groin, or neck.
Diarrhea that lasts for more than a week.
Sores of the mouth, anus, or genitals.
Pneumonia.
Answer:
Cleaning.
Explanation:
Ultrasound are the high sound waves that has the frequency above than 20kHz. The ultrsonic sound can be detected by animals like bats and has medical importance as well.
The cleaning of the medical instruments and machines are done by ultrasonic cleaners. These cleaners uses the ultrasonic waves to clean the dirt and needs a proper solvent medium for cleaning. The cavitation bubbles are produced that are used for cleaning.
Thus, the correct answer is cleaning.
Answer:cross-contamination
Explanation:
