1
What are the larynx and pharynx?
They work together to produce sound, also known as the voice box
What happens to the air that passes through your nasal cavity?
Warms, humidifies and filters the air.
What is the diaphragm?
When breathing, the diaphragm tightens and flattens, moving down towards your abdomen
What is diffusion?
Process of moving gasses like oxygen and carbon dioxide from the blood. High pressure to low pressure.
What do you call a man with no nose?
Nobody nose
What are the lungs?
Occupies chest cavity and works with heart to remove carbon dioxide from blood to provide body with oxygen
What are the hairs in the nostrils used for?
Acts as a filter that prevents dust, pollen, allergens, and other particles from entering your lungs
Where is the alveoli located in the lungs?
Alveoli sac
What are lungs used for?
Used as gas exchange and breathing
What are parts of the respiratory system?
Nasal passages, pharynx, larynx, epiglottis, trachea, lungs, bronchi, bronchioles, alveoli and diaphragm.
What is the trachea?
Descending from the larynx to the bronchi this carries air to the lungs. Also known as the windpipe
What is the job of the respiratory system?
Suppling oxygen to the body cells and removing carbon dioxide waste from cells
Why is one of the lungs smaller than the other?
To make room for the heart
How do the lungs inhale and exhale?
When inhaling the diaphragm contracts, this makes the chest cavity to expand as diaphragm moves down
What allows air into the lungs?
Diaphragm
Where do gas exchange occur?
Alveoli sac
What is the importance of the epiglottis?
To keep food and liquids from going down the trachea.
Name some of the disordered that irritate, inflame, or infect the respiratory system.
Asthma, Bronchitis, Emphysema, Pneumonia and lung cancer.
What protects the lungs?
Ribs
Where are the bronchus located?
Under the trachea
What other hair like structure lines the nasal passes and the respiratory tubes?
Cilia
What other animals use gas exchange?
Worms, fish and insects
How does asthma affect the airways?
Inflammation
Signs of asthma?
Coughing, shortness of breath or wheezing
What types of gasses does the respiratory system breathe in and out?
Oxygen and carbon dioxide