Topic: Body Transport System Subtopic: Diseases of the transport system
Are varicose veins dangerous?
Answer: Varicose veins are dangerous because if the veins swell a lot and the blood does not move properly in them, so the blood could not be taken to the heart and it will make a clot in the vein that could be more dangerous.
- What is absorption?
- What are harmful effects of carbon dioxide?
- How does large trees take up water?
- What could be an example of diffusion?
- Where is blood taken after lungs?
- What is ovary?