Topic: Body Transport System Subtopic: Diseases of the transport system
What are varicose veins?
Answer: Varicose veins are caused when the valves of the vein does not work properly. This causes whens to swell up.
- How is heart transplant done?
- What is tobacco smoking?
- Who mostly has bronchitis?
- What is aerobic respiration?
- What is yellow pus?
- What is concentration of components in deoxygenated blood?
Earths Atmosphere Video