ICSE Class 10 Answered

• Blood is a never-stationary fluid and it is always in motion from the heart to the arteries and back through the veins.
• It is made of plasma and blood corpuscles.

• The blood vessels are branched tubes extending from the heart to all parts of the body.
• An artery is a vessel which carries blood away from the heart towards any organ.
• A vein is a vessel which conveys blood away from an organ towards the heart.
• A capillary is a very narrow tube about 8 µm in diameter.

Lymph:

• Lymph is the tissue fluid which enters the lymphatic vessels.
• Lymph vessels drain lymph into lymph nodes.
• From lymph nodes, through lymph vessels again, lymph enters the vena cava just before its entry into the right auricle.
• The main function of the lymph is to help in defense mechanism of the body.

You can visit www.topperlearning.com for the detail information and for the sample papers.

You can post separate queries if you require its answer in 'Ask the Expert Section'.