1 pcs Vascular Pathology Model & 1 pcs Spine 4- Model Cholesterol: 4-Stage section of an artery demonstrating arteriosclerosis in which the narrowing of the artery is due to a build up of fatty tissue (cholesterol) and plaque. 4-: normal artery, fatty , fibrous plaque, and blockage. The cause a decrease in blood flow, which can lead to a blood clot or thrombus. All rotate on hinge pin. Suitable for Cardio-Vascular, Cardiology and Internal Medicine, general anatomical study, training for dissection, or for patient education or demonstration of procedures. Quantity discounts available. Made of a durable, material accurately designed and colored to the major structures and, in certain instances, lesions or other abnormalities as described above. Material: PVC Vascular Model: Size: 10.5x10.5x10cm color: red Spine model: Subject: Science Type: Skeleton Model color:white Energy characteristics: This model is divided into two groups of four normal in proportion to the size of the vertebrae consists of a combination of normal vertebral body and three groups of lesions vertebral combination can be divided into two groups. The first group display normal vertebral bodies and intervertebral disc and the intervertebral disc prominent contrast; the second group show vertebra bone and intervertebral disc degeneration, bone and osteoporosis caused by compression and presentation of spur. PVC plastic card, card with the production of plastic! The use of environmentally friendly PVC, hand colored size :27 x 15.8 x 10cm Package Contents: 1 * Vascular Model 1 * Spine model Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.