Breathing & Respiration Y8

What is the name of the tube that connects the mouth to the bronchi?

Name one adaptation (special feature) of the trachea

What are the names of the air sacs in the lungs?

What are the names of the small hairs found lining the airways of the lungs?

• silia

• cilia

• villi

• microvilli

What muscle in the lungs is a dome shape when it is relaxed and then flattens when it contracts?

• Intercostal Muscles

• Abdominals

• Diaphragm

• Quadricep

What is the scientific word for breathing in?

What is the scientific word for breathing out?

What percentage of the air around us is oxygen?

What muscle pumps blood around the body?

The heart is described as a double pump, why?