muscles and lungs science grade 2-6

when you bend your arm, what happens to biceps muscle?

• biceps contracts

• biceps relaxes

Muscles can pull on bones but they can’t push them back to their original position.

• true

• false

Involuntary muscles are

• muscles you can control.

• muscles you can't control.

When we exercise, our muscles need ...........

• NEED LESS OXYGEN

• DOESNT NEED MORE OXYGEN

• NEED MORE OXYGEN

Your lungs are located in your ............

• spine (backbone)

• chest

• pelvis

• femur ( legs)

• skull

Our bodies breathe by using a powerful muscles called the

• Diaphram

• ribcage

• lungs

lungs are protected by .............

• skull

• backbone

• muscles

• ribcage

why is our left lung smaller than our right lung?

• because our windpipe is large and needs place

• to leave room for your heart

• because our ribcage push the left lung more than the right one, so it got smaller

Where is the diaphragm found in our bodies?

• under our lungs

• above our heart

• above our windpipe

• under our backbone

where is our windpipe located?

• under our diaphram

• above our lungs

• under our lungs

• in our pelvis