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In the blood, carbon dioxide react with water and transported to the alveoli in the form of ...
hydrogen carbonate
This structure help to prevent the food goes into trachea when we eat.
epiglottis
What happens to the thorax/chest cavity when we exhale?
the volume decreased
From the nose, air passes into this tube that allows the passage of food and air. What is this tube?
pharynx
During inhalation, what is the action of the diaphragm?
Contracts, flattens and moves down.
Where are the lungs located?
Within the chest cavity.
Blood vessels that wraps around the alveoli.
capillaries
Why does our body need oxygen?
to support the cell respiration / as the 'fuel' to breakdown glucose molecule and produce energy
Describe the structure of terminal bronchioles.
have no cartilage, consist of smooth muscle
Hair-like structure on the surface of trachea that sweep away debris or dust particle.
cilia
Trachea is supported by C-shape ring of cartilage. What is the function of it?
keep the airway open
Name of the cell that produce sticky mucus along the trachea.
goblet cell
Name the two systems involved in the exchange between oxygen and carbon dioxide.
Cardiovascular and respiratory
In which organelle does cellular respiration take place?
mitochondria
What smaller tubes branch off of the bronchi?
bronchioles
What is the disadvantage of anaerobic respiration compare to aerobic respiration?
produce less energy
The nasal cavity have moist mucous membrane and high amount of blood capillaries. What is the main function of it?
warms and moisten the air, detect harmful chemicals
What are TWO triggers for asthma?
Tobacco -Smoke -Pollen -Dust -Cold air -Fragrance -Over Exercise -Stress
When an asthma attack occurs, what happens to the bronchioles?
narrowed by excessive contraction, produce extra mucus
Chemical compound in cigarette smoke which is addictive
Nicotine