Respiratory Tract Collection

Anatomy of the bronchus and bronchial tubes
Digital illustration showing the structure of the bronchus and bronchial tubes. These pathways carry air into the lungs and carbon dioxide out

Microscopic view of human respiratory syncytial virus (RSV). RSV causes respiratory tract infection of the lungs and breathing passages

Trachea lining, SEM
Trachea lining, coloured scanning electron micrograph (SEM). The tracheal lining contains mucus-secreting goblet cells and epithelial cells bearing hair-like cilia (blue)

Human Senses
Vintage engraving of the human senses, icluding a view of the eyeball, section of mouth, Nose, Throat and Larynx, and the entire hearing apparatus

Upper respiratory tract, artwork
Upper respiratory tract, computer artwork

Anatomy of human respiratory system

Anatomy of human neck
Neck anatomy showing arteries of pharyngeal region and thyroid, parathyroid glands

Diseased alveoli in the lung. Cutaway computer artwork showing the interior of diseased alveoli (spheres) and bronchioles, (tubes) and blood vessels (red and purple) of the lungs

Plane on beach, aerial view
Whitsunday Island, Queensland, Australia

Upper respiratory tract, artwork
Upper respiratory tract, computer artwork

Nasal lining, SEM
Nasal lining. Coloured scanning electron micrograph (SEM) of the olfactory epithelium that lines the nasal cavity, showing olfactory cells (red) surrounded by numerous cilia (hair-like projections)

Trachea lining, SEM C013 / 7126
Trachea lining. Coloured scanning electron micrograph (SEM) of the lining of a trachea (wind pipe), showing the cilia (hair-like) and goblet cells (orange). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7122
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe). The trachea links the larynx to the lungs

Trachea, SEM
Trachea. Coloured scanning electron micrograph (SEM) of the lining of the trachea (windpipe). The trachea links the larynx (voice box) to the lungs

A diagram showing aspergilloma affecting human lung

Illustration of trachea with lungs, transperancy look

Human respiratory system

Trachea cross-section with lungs showing normal and asthmatic bronchiole
Trachea cross-section with lungs, showing comparison of normal and asthmatic bronchiole

Human skeleton showing a transparent lung with surrounding rib cage and nervous system

3D rendering of human lungs

Anatomy of a tracheoesophageal fistula

3D rendering of human lungs with respiratory tree and diaphragm

Pulmonary circulation of human heart and lung

Close-up view of thyroid gland

Anatomy of nasal sinuses

Microscopic view of respiratory syncytial virus (RSV). RSV is a common virus that leads to mild, cold-like symptoms in adults and children

Cross-section of the alveoli branches

Three dimensional view of the female respiratory system, close-up

Transparent view of human chest showing the lung

Three dimensional view of human lungs

Illustration of trachea with lungs

Conceptual image of alveolus

Conceptual image of alveoli

Close-up of alveolus
The alveoli are the final branchings of the respiratory tree and act as the primary gas exchange units of the lung

Medical illustration of the human digestive system; salivary glands, esophagus, oral cavity

Conceptual image of human lungs

Three dimensional view of the male respiratory system, close-up

Respiratory system, Trachea, Tracheal wall mucosa under microscope
Medicine - Human Histology - Respiratory system - Trachea - Tracheal wall mucosa under microscope

Human respiratory anatomy

Flu virus infection, conceptual image. Computer artwork showing influenza virus particles (round) in the respiratory tract

Smell receptor, TEM
Smell receptor. Transmission electron micrograph (TEM) of a section through the olfactory epithelium that lines the nasal cavity, showing an olfactory cell (smell receptor)

Trachea lining, SEM C013 / 7127
Trachea lining. Coloured scanning electron micrograph (SEM) of the lining of a trachea (wind pipe), showing the cilia (hair-like) and goblet cells (pink). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7125
Trachea lining. Coloured scanning electron micrograph (SEM) of the lining of a trachea (wind pipe), showing the cilia (hair-like) and goblet cells (orange). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7124
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7123
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe). The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7121
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe), showing the ciliated epithelial cells. The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7120
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe), showing the ciliated epithelial cells. The trachea links the larynx to the lungs

Trachea lining, SEM C013 / 7119
Trachea lining. Coloured scanning electron micrograph (SEM) of a section through the wall of a trachea (wind pipe), showing the ciliated epithelial cells. The trachea links the larynx to the lungs

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The respiratory tract is a complex system within the human body that plays a vital role in our ability to breathe and maintain overall health. From the anatomy of the bronchus and bronchial tubes to microscopic views of viruses like respiratory syncytial virus and adenovirus, this caption explores various aspects of this intricate network. Starting with an aerial view of a plane on a beach, we delve into the upper respiratory tract, depicted beautifully through artwork. Moving closer, we examine the nasal lining under a scanning electron microscope (SEM), revealing its delicate structure responsible for filtering air as it enters our bodies. Zooming further down, we encounter the trachea lining captured by SEM C013 / 7126. This image showcases the unique composition that lines our windpipe, protecting it from harmful particles while allowing smooth airflow. Continuing our journey through this incredible system, we explore both healthy and diseased alveoli in the lungs. These tiny sacs are crucial for gas exchange but can be affected by various conditions. As we conclude our exploration of the respiratory tract's anatomical wonders, let us remember how intertwined it is with other aspects of human physiology. It connects not only to organs directly involved in respiration but also to structures within our necks that support speech production and swallowing. In summary, these captivating images provide glimpses into different components of the respiratory tract – from macroscopic views like bronchial tubes to microscopic details such as viral infections or cellular linings. Understanding this intricate system helps us appreciate its importance in maintaining optimal lung function and overall well-being.