Respiratory System Crossword

Tiny hairs that line the bronchi and lungs
These cells transport oxygen throughout the bloodstream
How many lobes does the left lung have?
How many lobes does the right lung have?
What internal structure limits the number of lobes the left lung has?
Dome-shaped structure at the bottom of the lungs, helps control breathing
Habit that causes lung cancer by introducing nicotene into the lungs
What the lungs bring into the body
What tubelike structure passes air from the nasal cavity to the lungs?
Sticky fluid in the lungs, helps trap irritants
What gas do the lungs expel from the body?
Chronic inflammation of the lung airways
How many minutes can the brain go without oxygen?
What two structures does the trachea branch into upon reaching the chest cavity?
Spongy sacs in the lungs where gas exchange occurs
How many cells thick are the alveolar walls in the lungs?
Complete lack of oxygen
Condition in which there is a decrease in oxygen
Collapse of a lung
How many complete steps are involved in breathing?