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What type of muscle can find only in the heart?
Cardiac muscle
Cardiac muscles contract and relax ______________( c/n/o/i/t/n/u/o/u/s/y/l) in the heart?
continuously
The heart is a _________ organ. (v/t/i/l/a)
vital
Circulatory system is made up of the _______, blood vessels and blood.
heart
Circulatory system is made up of the heart, ______ ______ and blood.
blood vessels
Circulatory system is made up of the heart, blood vessels and ________.
blood
Blood carries (1) _______ (o/e/x/y/g/n), (2) carbon dioxide, (3) water, (4) digested food, (5) waste materials.
oxygen
Blood carries (1) oxygen, (2) carbon dioxide, (3) ________ w/t/e/a/r , (4) digested food, (5) waste materials.
water
Blood carries (1) oxygen, (2) carbon dioxide, (3) water , (4) _______ _______ d/i/e/d/s/e/d f/o/d/o, (5) waste materials.
digested food
Blood carries (1) oxygen, (2) carbon dioxide, (3) water , (4) digested food, (5) ______ ______w/s/a//t/e m/a/t/e/r/a/i/l/s
waste materials
Cardiac muscle contracts and relaxes continuously. The word "continuously" means _________
never stop
_____ vessels are tube-like structures which blood flow.
Blood
Cardiac muscles contract and _______ (r/e/x/l/a) continuously in the heart?
relax
Cardiac muscles _______ (c/o/n/t/c/r/t/a) and relax continuously in the heart?
contract
The heart pumps ________ to all parts of the body.
blood
