The 4 piece Bronchus model is a 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.
- Model size: 3.7 x 1.5 x 1.75 "
Model dimensions are: 18 cm x 18 cm x 8 cm / 7 " x 7 " x 3 "
Model weighs: 0.46 kg / 1 lb