1.Anatomical Nasal Cavity Throat Anatomy Medical Model for patient education and anatomical study 2.The model is made of polyvinyl chloride (PVC) plastic, which is corrosion resistant, lightweight, and has high strength.He pai nga taputapu whakaaturanga whakaako.3.Anatomical Nasal Cavity Throat Anatomy Medical Model ko te rahi o te ora ka taea e koe te kite i nga hanganga tinana matua katoa o te Anatomical Nasal Cavity korokoro.