U1.M2.L4.Moving Materials. Quiz.

Lungs contain millions of ___________________.

What are the three main types of blood vessels?

What role does the trachea play in respiration?

What is the function of the diaphragm?

Where are the alveoli located in the respiratory system?

Which of the parts of the circulatory system brings blood from a part of the body to the heart?

What process is made possible by the arrangement of capillaries surrounding alveoli?

Answer TRUE or FALSE: During gas exchange, oxygen moves into the blood, and carbon dioxide moves into the alveoli.