Check what you know about Skeletal and Muscular Systems!

According to the picture, a function of our skeletal system is:

• Give us oxygen.

• Protect our internal organs.

• Protect the bones.

• Give us space in our body.

Which is the largest bone in the human skeleton?

• Femur.

• Patella.

• Skull.

• Carpals.

Brian and his friend Mary jog every day, the system that allows them to move is:

• Digestive System.

• Respiratory System.

• Muscular System.

• Circulatory System.

Our muscles cover our bones. There are around 650 muscles in our body. Choose the main ones:

• Pectorals.

• Patella.

• Tibia.

• Abdominals.

• Bíceps.

It is a special muscle that pumps our heart and blood through our body.

• Smooth muscles.

• Cardiac muscle.

• Skeletal muscles.

• Regular muscle.