Fourth grade A, The circulatory system, April 26th

Read carefully the following statement. Then, select TRUE ot FALSE accordingly.

The heart is a muscular organ that pumps blood throughout the body.

• TRUE

• FALSE

Read carefully the following statement. Then, select TRUE ot FALSE accordingly.

The tubes that carry blood throughout every part of the body are called nerves.

• TRUE

• FALSE

Read carefully the following statement. Then, select TRUE ot FALSE accordingly.

Arteries branch off into tiny blood vessels called capillaries.

• TRUE

• FALSE

Read carefully the following statement. Then, select TRUE ot FALSE accordingly.

The body has about 10 billion of tiny vessels.

• TRUE

• FALSE

Read carefully the following statement. Then, select TRUE ot FALSE accordingly.

Veins are blood vessels that carry blood back to the heart.

• TRUE

• FALSE