Final answer:
The CDC recognizes various substances that have the potential to transmit pathogens, including saliva, blood, urine, feces, and more.
Step-by-step explanation:
The CDC recognizes various substances that have the potential to transmit pathogens. Examples of such substances include:
- Saliva
- Blood
- Urine
- Feces
- Semen
- Breast milk
- Respiratory droplets (such as those produced when sneezing or coughing)
- Contaminated needles or medical equipment
- Contaminated food or water
- Insect bites
- Contact with infected animals or their body fluids
- Contaminated surfaces
- Sexual contact
- Organ transplants or blood transfusions