US$ 24.95
and inner ear anatomy for upper-level anatomy teaching
Four-prong cork-lined retort clamp with an integrated boss head
injection pump
Twenty-nine labeled features across outer
3m Wave Form Helix Spring for Wave Motion Demonstration Science Classroom and inner ear anatomy forClosing to 3m and extending to 9m, this 20mm diameter steel helix carries longitudinal, transverse, and standing waves visibly enough to compare amplitude, frequency, and S wave vs P wave behavior.