Infectious diseases – Cholera
Cholera is a water-borne disease caused by a bacterium. It often appears...
Human Health & Diseases
Health and diseases drugs
Drugs any man-made chemical taken into the body, (broadly) any chemical...
Smoking and diseases
Effects of tar in tobacco smoke on the gaseous exchange system stimulates...
Introduction to human health
Describe whether health is more than simply the absence of a disease...
Gaseous exchange – HHD
The gaseous exchange system links the circulatory system with the atmosphere –...