Human Body Cells and Nutrition

What color did Arnold's skin turn?

• Blue

• Green

• Orange

• Purple

What food did Arnold eat a lot of?

• Carrots

• Seaweedies

• Broccoli

• Apples

What special tool did Miss Frizzle use to look at Arnold's skin?

• A magnifying glass

• A microscope

• A special viewer

• A telescope

What is human skin made of?

• Smooth, plain material

• Flat pieces of stuff stuck together

• Soft, squishy layers

• Tiny hairs

What are cells?

• Tiny pieces of blood

• The building blocks of life

• Small, round balls

• Parts of hair

How does skin help protect your body?

• It keeps you warm.

• It helps you feel things.

• It stops germs from getting inside.

• It makes you look pretty.

What do skin cells do?

• They stay the same size forever.

• They grow and divide to make new cells.

• They change color when you eat certain foods.

• They disappear when you wash them.

Why did Arnold's skin cells turn orange?

• He spent too much time in the sun.

• He ate a lot of carrots.

• He used orange paint on his skin.

• He was born with orange skin cells.

Which part of the body helps good things from food get into the bloodstream?

• The stomach

• The large intestine

• The small intestine

• The esophagus

What are the tiny finger-like parts inside the small intestine that absorb nutrients called?

• Muscles

• Bones

• Villi

• Nerves