Virus - An infectious agent that is only capable of replicating itself inside the living cells of other organisms.⏎
Trachea - The main trunk of the network of tubes that carries air to and from the lungs, sometimes referred to as the “windpipe.”⏎
Symptom - A subjective indication of the presence of disease or a departure from the body’s normal state of functioning. ⏎
Urogenital Disease - Disease of the organs involved in the excretion of fluids and reproduction.⏎
Suburbanization - The process of land conversion and development around the periphery of major cities.⏎