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What are blood pathogens?

  1. Healthy blood cells

  2. Infectious substances in the blood

  3. Vitamins found in blood

  4. Hormones produced by blood cells

The correct answer is: Infectious substances in the blood

Blood pathogens are infectious substances present in the blood that can cause disease in humans. They include various types of microorganisms such as viruses, bacteria, fungi, and parasites that can be transmitted through blood or blood products. Understanding blood pathogens is crucial for estheticians, as they work with skin and may encounter situations where there is a risk of exposure to blood, such as during procedures that may cause bleeding or when dealing with clients who have certain conditions. The other options refer to elements that do not involve infectious substances. Healthy blood cells do not pose a risk for disease; vitamins and hormones, while important for bodily function, do not classify as pathogens. Therefore, the identification of blood pathogens as infectious substances is essential for ensuring safety and maintaining hygiene standards in practices related to esthetics.