T.7 L.3 Internal structures and functions of animals

Animals with an internal bony skeleton are called vertebrates.

• true

• false

The heart is usually located near the center of the body.

• true

• false

a rigid, inner support system that includes bones that connect to the soft structures of the body.

• The heart

• The skeleton

• The brain

The ..................... give the body its shape, and  they also protect the heart and lungs.

• ribs

• skull

• heart

Animal with an internal bony skeleton

• Vertebrates

• Invertebrates

• Mollusks

• Insects

Mammals, Fish, Frog, Snakes, and Birds all are

• vertebrates

• invertebrates

In vertebrates, ................................... carry  many of the materials they  need to all parts of the body.

• blood

• brain

• lungs

• skeleton

Is the internal organ that  pumps Blood.

• the heart

• the brain

• the skeleton

is located near the center of the body.

The ribs of the skeleton protect it

• the heart

• the brain

• skull

Vertebrates that live ................... have hearts that pump  blood around the body  in one circular motion

• in water

• on land

• in the sky