#3120 4-Pc Bronchus

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Listing Details

Model Size
3-7/8” x 1-1/2” x 1-3/4”
Card Size
6-1/2” x 5-1/4”
Base Size
Several custom display options are available
Four stage cross-section of the bronchus demonstrating the tissue changes occurring in asthma and chronic bronchitis. Four stages: normal bronchus, hypersecretion of the mucous gland, swelling with lymphoid aggregations and smooth-muscle spasm. The model includes: cartilage, mucous glands and plug, spiraling smooth muscles, and the fibroelastic connective tissue and epithelial layers of the bronchus. All stages rotate on hinge pin.