Transcription 6/18/2025, 9:01:07 PM

Notes

• Subtopic: Antimicrobial Substances and Microorganisms Substances that inhibit microorganism growth on living tissue are used to cleanse the skin, wounds, and similar areas. A **spore** is a thick-walled, dormant form of bacteria that resists disinfection measures. Hereditary traits are passed from parents to offspring through genes. A **pathogenic** organism is capable of causing disease. An **autoimmune** disease occurs when the body produces antibodies that attack its own tissues, leading to tissue deterioration. **Communicable** diseases spread from person to person via direct or indirect contact. To take food into the body is called **ingested**. A **degenerative** illness results from the deterioration of tissues and organs. **Sterile** refers to being free from all microorganisms, both pathogenic and nonpathogenic. **Interferon** is a protein produced when a cell is exposed to a virus; it blocks viral action and protects against invasion. • Subtopic: Immune Response and Disease Transmission **Antibodies** are protein substances produced in blood or tissues in response to specific antigens, destroying or weakening them. **Pyemia** is the presence of pus-...