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Human Anatomy
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Respiratory System

Icons of Respiratory System

Browse macro and micro structures within the respiratory system, including the heart and lungs, alveoli, pleura, diaphragm, and more.
Airway (asthmatic) - Editable icon of a ring-shaped asthmatic human airway with decreased lumen diameter, inflamed and swollen epithelium, smooth muscle, and excess mucus
Airway (asthmatic)
Airway (compressed) - Editable icon of Airway (compressed)
Airway (compressed)
Airway (cystic fibrosis, cross-section) - Editable icon of a cross-section of cystic fibrosis airway with smooth muscle, lumen, and a widened airway filled with thick mucus
Airway (cystic fibrosis, cross-section)
Airway (normal 2) - Editable icon of Airway (normal 2)
Airway (normal 2)
Airway (normal) - Editable icon of a ring-shaped human airway with airway wall, epithelium, smooth muscle, and a thin layer of mucus
Airway (normal)
Airway (normal, cross-section) - Editable icon of a cross-section of normal human airway with epithelium, smooth muscle, and adventitia
Airway (normal, cross-section)
Airway (obstructed) - Editable icon of Airway (obstructed)
Airway (obstructed)
Alveolar fibrosis - Editable icon of a diseased lung showing alveoli cross section with thick fibrosis scarring between the air sacs
Alveolar fibrosis
Alveoli - Editable icon of a balloon-shaped human alveoli with three branches, connective tissue, and pulmonary vasculature
Alveoli
Alveoli (emphysema) - Editable icon of Alveoli (emphysema)
Alveoli (emphysema)
Alveoli (with mucous) - Editable icon of Cross-sectional view of alveoli, filled with yellow mucous
Alveoli (with mucous)
Alveoli blood barrier (endothelial cell cross-section)) - Editable icon of Alveoli blood barrier, showing the endothelial cells lining a human alveoli and an arching vessel underneath
Alveoli blood barrier (endothelial cell cross-section))
Alveoli cross section - Editable icon of a cross-section of balloon-shaped alveoli with airspace in lumen
Alveoli cross section
Alveoli vessel - Editable icon of A tiny blood vessel in the lungs near the alveolar sacs
Alveoli vessel
Alveoli with pneumonia - Editable icon of a cross-section of balloon-shaped alveoli with pneumonia filled with mucus
Alveoli with pneumonia
Bronchiole (cross-section) - Editable icon of cross section of a human bronchiole showing epithelium, elastic fiber, and smooth muscle layers
Bronchiole (cross-section)
Bronchiole (cross-section, with alveoli and vessels) - Editable icon of cross section of a human bronchiole showing epithelium, elastic fiber, and smooth muscle layers and with alveoli and vessels surrounding it
Bronchiole (cross-section, with alveoli and vessels)
Bronchoscopy (human) - Editable icon of Lateral view of a male upper respiratory anatomy with a bronchoscope inserted into the lungs
Bronchoscopy (human)
Bronchoscopy (human, with bronchoscope) - Editable icon of Lateral view of a male upper respiratory anatomy with a bronchoscope inserted into the lungs, including external bronchoscope device
Bronchoscopy (human, with bronchoscope)
Cardiovascular system (DVT and pulmonary embolism, human female) - Editable icon of callouts of deep vein thrombosis and pulmonary embolism on a standing human female body in an anterior view, showing the heart, lungs, and cardiovascular vessels
Cardiovascular system (DVT and pulmonary embolism, human female)
Coughing (adult male, inflamed lungs) - Editable icon of Coughing male from the side view with inflamed, red lungs, a symptom of covid 19
Coughing (adult male, inflamed lungs)
Diaphragm - Editable icon of a human diaphragm muscle with central tendon, left and right lobes, and crura
Diaphragm
Diaphragm (simplified) - Editable icon of A simplified representation of a human diaphragm
Diaphragm (simplified)
Heart and lungs - Editable icon of human lungs and trachea shaded on top of human heart
Heart and lungs
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