Certified Biomedical Equipment Technician (CBET) Practice Exam 2025 – Comprehensive All-In-One Guide for Exam Success!

Standard precautions are a set of guidelines aimed at preventing the transmission of infections in healthcare settings. These precautions assume that all blood and certain body fluids may be infectious, which is why blood is included as a critical component of standard precautions.

Standard precautions involve the use of appropriate protective measures when dealing with blood and potentially infectious materials, regardless of whether the source is known to be infectious. This approach is essential because it helps ensure the safety of healthcare workers and patients by minimizing the risk of cross-contamination and transmission of bloodborne pathogens.

The other options do not fall under standard precautions in the same manner. Sweat is generally not considered infectious, and while corrosives and carcinogens are important to handle carefully, they focus on different types of safety protocols in a healthcare environment rather than the direct prevention of infection. Thus, blood is rightly identified as a core aspect of standard precautions due to its potential to transmit infections.