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13 Cards in this Set

  • Front
  • Back
Movement of air into and out of the lungs?
Gas exhcange between air in lungs and blood?
External Respiration
Gas exchange between blood and tissue?
Internal Respiration
Respiratory system functions?
Gas exchange: Oxygen enters blood and carbon dioxide leaves
Regulation of blood pH: Altered by changing blood carbon dioxide levels
Voice production: Movement of air past vocal folds makes sound and speech
Olfaction: Smell occurs when airborne molecules are drawn into nasal cavity
Protection: Against microorganisms by preventing entry and removing them from respiratory surfaces.
The nose, pharynx and associated structures make up the...
Upper Tract
Larynx, tracea, bronchi, lungs and the tubing within the lungs make up the...
Lower Tract
Functions of nasal cavity?
Passageway for air
Cleans the air
Humidifies, warms air
Along with paranasal sinuses are resonating chambers for speech
Common opening for digestive and respiratory systems?
shared with digestive system. Lined with moist stratified squamous epithelium?
epiglottis to esophagus. Lined with moist stratified squamous epithelium?
Thin squamous epithelial cells, form 90% of surface of alveolus. Gas exchange.
Type One Pneumocytes
Round to cube-shaped secretory cells. Produce surfactant. (Discuss later)?
Type Two Pneumocytes
Surrounds each lung and is formed by the pleural membranes. Filled with pleural fluid.
Pleural Cavity