Model Functional Lung Apparatus, unique and easy-to-use model features parts that replicate the actions of respiration, Easy to Assemble, includes an acrylic bell jar, Y tube, two balloons, rubber diaphragm with a knob for ease of movement, and an instruction manual
Thoracic vertebral column, cast from natural specimen, in somso-plast*. Mounted and flexible with spinal cord and nerve endings. on a stand and base. height: 37 cm, width: 18 cm, depth: 18 cm, weight: 750 g.