The Human Body 4th primary B

The most important organ in the circulatory system is the.....

What is the red liquid that contains nutrients and oxygen our body needs?

What carry blood from the different body parts to the heart?

What connects the baby to its mother?

What carry blood from the heart to the rest of the body?

The gas exchange is produced in

The ......... is a is a big bag in which the baby grows.

Our body gets rid of...

A student in fourth grade should sleep for around...

An unhealthy diet is a major risk factor for...

During pregnancy the baby grows inside the ....

It is very important to brush our ... after meals.

Which part in the female reproductive system produces the ova?

Pregnancy usually lasts ...

Which of the following belongs to the female reproductive system?

The ............ or windpipe is a rigid tube that carries air to the bronchi.

The ........... heats, moistens and filters the air that comes into the body.

Sleep deprivation can cause ...

The muscle that helps the lungs move is the ........

Men and women have.....