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Lungs - Anatomy & Physiology (view source)
Revision as of 14:29, 12 August 2008
, 14:29, 12 August 2008no edit summary
==Vasculature==
==Vasculature==
*
*The '''Pulmonary Arteries'' follow the bronchi while the pulmonary veins sometimes run separately.
*Bronchial arteries from the Aorta supply the bronchi, and Bronchial veins may drain this blood to the right atrium via the Azygous Vein.
==Innervation==
==Innervation==
*
* Nervous supply to the lung is via the '''Pulmonary Plexus''' within the mediastinum.
==Lymphatics==
==Lymphatics==
*
* Lymph drains to the '''Tracheobronchial''' and '''Mediastinal''' lymph nodes.
==Histology==
==Histology==
==Species Differences==
==Species Differences==
* The right lung of the horse lacks a Middle Lobe.
* Externally the lungs of the '''Horse''' show almost no lobation. Internally the right lung of the horse lacks a Middle Lobe.
*The lungs of '''Ruminants''' and '''Pigs''' are obviously lobed.
*The fissures between lobes are deeper in the dog and cat lung compared to other species.
*The fissures between lobes are deeper in the dog and cat lung compared to other species.