Final answer:
Knives, scalpels, and scissors are classified as surgical instruments, used in medical procedures requiring precision.
Step-by-step explanation:
Knives, scalpels, and scissors are classified as surgical instruments. These tools are utilized by healthcare professionals to perform operations and procedures that require precision and care. Sterilization is critical for these instruments to ensure they are free from microbes and safe to be used in medical settings. These instruments are specifically designed for cutting, dissecting, and modifying bodily tissues during surgery, and they are often made of high-quality stainless steel to maintain sharpness and resist corrosion.