Lungs - stroma : elastic connective tissue binding together...

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Lungs & Pleural Coverings - Lungs: o occupy most of thoracic cavity (all except mediastinum) o root o apex : superior tip just deep to clavicle o base : inferior surface resting on diaphragm o hilus bronchus enters o left lung : 2 lobes cardiac notch (impression) : concave depression in left lung to accommodate heart o right lung : 3 lobes o bronchopulmonary segments : pyramid shaped tissue segments within each lung (10 in each lung) o lobule : small hexagonal subdivisions of bronchopulmonary segments Kevin Kelleher, MTC Biology 211 Study Notes Exam 2 16 o most of the volume of lung is air spaces
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Unformatted text preview: stroma : elastic connective tissue binding together air spaces within lungs- Blood Supply & Innervation of Lungs : o pulmonary arteries : deliver systemic venous blood to lungs to be oxygenated o pulmonary capillary networks : pick up oxygen from alveoli o pulmonary veins : deliver freshly oxygenated blood from respiratory zones of lungs to heart o bronchial arteries : provide systemic blood to lung tissues supply blood to all lung tissues except alveoli ( alveoli are served by pulmonary circulation ) o pulmonary plexus : delivers parasympathetic (& sympathetic) motor nerve fibers & visceral sensory fibers to lungs PAGE4...
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This note was uploaded on 12/04/2011 for the course ANTHRO 2000 taught by Professor Monicaoyola during the Fall '10 term at Broward College.

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Lungs - stroma : elastic connective tissue binding together...

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