Topic: Body Transport System Subtopic: Arteries, veins and capillaries
What is vein?
Answer: Vein is a blood vessel with thin walls and broad lumen. Veins contain deoxygenated blood with low pressure, due to its low pressure there is a risk of backward flow of blood. To prevent this backward flow, vein have uni-directional valves which prevent blood from flowing back.
- What is job of phloem?
- Which chamber is connected to which vessel?
- What is cough?
- What is heart transplant?
- What happens if excess lactic acid is produced?
- What is first step of digestive process?