Exam 3.1 Pre- Assessment

We breathe in air through our _____

• nose

• ears

• lungs

• windpipe

• mouth

Your heart pumps blood through the body. This process is called...

• a heartbeat

• circulation

• pulsing

The left side of the heart pumps blood that contains.......

• oxygen

• no oxygen

• many different gases

The heart is part of the _______________ system.

• circulatory

• excretory

• respiratory

• digestive

The _______________ protects our respiratory system.

• bones

• ribcage

• heart

• spine

This is the place where digestion starts.

• stomach

• mouth

• small intestine

• large intestine

The right side of the heart pumps blood to...

• all parts of the body

• kidney

• brain

• lungs

The air moves down the _______________ and into the ________________.

• windpipe and lungs

• nose and kidneys

• mouth and stomach

• ears and brain

The heart pumps blood that...

• contain oxygen only.

• contain carbon dioxide only.

• contain both oxygen and carbon dioxide.

• contain both oxygen and nutrients.

The circulatory system is made up of the...

• heart only

• heart and blood vessels

• heart, blood vessels and blood