Ch. 11 Life Science Quiz B

Which chambers pump blood out of a vertebrate's heart?

• arteries

• atria

• veins

• ventricles

What is the maximum number of chambers in any vertebrate heart?

• 3

• 4

• 5

• 6

Mammals have a muscle called a(n) ________ to help them breathe.

• air sac

• diaphragm

• lung

• trachea

The transporting fluid found in an open circulatory system is circulated by body movements.

• True

• False

Larval insects use gills for respiration.

• True

• False

A grasshopper has tiny openings called ______ along the sides of its body.

• spiracles

• lungs

• trachea

• air sac

The spiracles lead into a network of tubes called tracheae that reach all of the grasshopper's tissues and are the place where oxygen and carbon dioxide are exchanged.

• True

• False