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The Respiratory System

Celica Galeano
Across
Excessive stimulation and bronchoconstriction
series of tubes that are always open and do not collapse
throat
behind oral cavity
point at which the trachea divides into two tubes that enters the lungs
portion behind the nasal cavity
It contains smooth muscle cells that encircle lumen of bronchioles
in nasal cavity removes large particles
Sweep debris trapped in mucus toward the pharynx (“mucus escalator”)
inferior to oral cavity at entrance to voice box/larynx
Underlying layer of areolar tissue that supports the respiratory epithelium
entry point of the lung from the bronchi, arteries and veins serving the lung
cartilage, acts as lid to larynx
Produce mucus that bathes exposed surfaces
passage for air when breathing heavily
Down
Produce mucus that bathes exposed surfaces
trachea, and bronchi
Lines the conducting portion of respiratory system
For gases to exchange efficiently
Air-filled pockets within the lungs where all gas exchange takes place
passage for calm normal breathing