Human Body

How does the panda bear oxygen from its environment?

Where does digestion begin?

Which body system provides a framework that supports the body?

The function of the excretory system is to rid the body of ______.

______ contracts and expands like a pump to circulate blood throughout the body.

The skeletal and ______ systems work together to protect the internal organs.

Which is an example of a voluntary muscle movement?

The respiratory system brings oxygen into the human body and ______.

The major parts of the ______ system are the heart and blood vessels.

The ___ system carries oxygen from lungs to other cells in the body and removes carbon dioxide.

The nervous system has branch endings in the skin that receive signals and send them to the __.

The _____ collects unused food and waste materials from the body until they are excreted.

______ tissue takes carbon dioxide from the blood to be expelled from the body.