| A | B |
| Normal cells mutate and replicate uncontrollably | Cancer |
| Abnormalities in individual’s genetic material. | Genetic diseases |
| Most important sanitation protocol for therapists. | Handwashing |
| Weight loss; Fevers and night sweats | HIV |
| Caused by infectious agent called pathogen | Infectious disease |
| Single-cell organism | Protozoa |
| Transmitted through contaminated food and water or by contact with feces | Hepatitis A virus |
| Protect the modesty of the client and therapist | Draping |
| Bacteria that usually affects lungs | Tuberculosis |
| Sudden onset with severe symptoms | Acute |
| Medical condition that is present at or before birth | Congenital disorder |
| Objective changes in the body that can be observed and measured | Signs |
| Spread cancerous cells to other parts of the body | Metastasis |
| Developed universal precautions to reduce the transmission of communicable disease | Centers for Disease Control and Prevention (CDC) |
| The collective principles of health preservation | Hygiene |
| Transmission of a pathogen through touch | Direct contact |
| Transmitted through contaminated food or water or by contact with feces | Hepatitis A |
| Parasitic animals that suck the blood of the host and cause intense itching | Lice |
| Cleaning massage facilities thoroughly with disinfectant | Sanitation |
| Parasitic animals that burrow under the skin and live off the blood of the host | Mites |