This Thyroid Disease Model Set of four, average size Thyroids And Larynx. Life-Like detailed model shows: * Normal Thyroid, * Hashimoto's Thyroiditis (Lymphocytic Thyroiditis), * Graves' Disease, * Papillary Carcinoma and the following structures
 Features
  - Larynx
  - Thyroid membrane
  - Thyroid cartilage
  - Cricoid Cartilage
  - Trachea
  
 Exchangeable Thyroids Model Sizes:
  - 2" x 1-1/2" x 2"
  - 3" x 1-1/2" x 2"
  - 2-3/4" 1-1/2" x 2-1/4"
  - 2-3/4" 1-1/2" x 2-1/4"
  - Larynx 5-1/2" x 2" x 3-1/2"
  
 LIFETIME MANUFACTURER'S WARRANTY!