Question

Heart and blood vessels are the parts of​

Answer 1

Answer :cardiovascular system

Explanation:

It circulates blood throughout the body.

Answer 2

Required answer :

• Heart and blood vessels are the parts of circulatory system.

More information :

Blood vessels :

• The blood in our body moves through tube like structures called blood vessels

Blood vessels are of three types :

• Arteries : It carries oxygenated blood (means the blood which is rich in oxygen) expect the pulmonary artery, that carries deoxygenated blood from heart to lungs..

• Veins : Veins bring blood to the heart from all parts of the body. They have thinner walls as compared to arteries.

• Capillaries : The capillaries join together to form larger vessels which ultimately join to form veins. Exchange of materials like nutrients and gases between blood and cells occur in capillaries..

The Heart :

• The heart is a fist - sized muscular organ found in chest cavity towards left lung.

• It pumps blood to all parts of body.

• It beats 60 to 80 times in a minute throughout our life.