يوضح هذا النموذج العلاقة بين الجنين والرحم في الشهر الأول والثاني والثالث والرابع والخامس والسادس والسابع من الحمل ودورة التوائم في الشهر الخامس. تتكون من 8 اجزاء

Structure – The product consists of adult’s 1st and 2th thoracic vertebrae, 1st and 2th lumbar vertebrae, and partially exposed spinal cord outside the spinal canal. Size: 30cm(Height)
Material – The model is made of polyvinyl chloride (PVC) plastic, which is corrosion resistant, lightweight, and has high strength. So you can use it again and again until you really have the relevant knowledge
Mainly Shows – the external morphology of the 1st and 2th thoracic vertebrae, the 1st and 2nd lumbar vertebrae, the cross-section structure of the spinal cord, the spinal nerve sympathetic trunk, and the vein. So you can to teaching demonstration, which promotes students’ understanding and Improve the quality of teaching
Function – This model is suitable for teaching the morphology of spinal cord and spine in middle schools, colleges and technical colleges.

Showing various positions of teeth in the upper and lower jaws. Internal wall is removed to show the incisors, permanent canine and permanent premolars, molars, permanent incisors in full view and also the arteries, veins and nerves serving them, on base with key card. Visit www.jaincolab.com for further details and other products related to Physics, Chemistry & Biology Lab.