Dugwayâs Chemical Test Division successfully tests JCAD system on Stryker. Caged in a menacing looking metal grid with intricate sensory equipment attached to all sides the Armyâs M113 NBC RV Stryker vehicle sits on a dusty road at Dugway Proving Groundâs target S grid being readied by its crew for testing....
The following conditions are when secondary curvatures of the spine  develop:   Cervical-when the baby starts to hold its head up   Lumbar-when the baby starts to â¦ walk. 4 people found this useful.
Bacteria grow in the fluid trapped in the middle ear, and a middle ear infection -- and, for the child, pain -- result. The anatomical conditions that make kids particularly susceptible to middle ear infections change as a child ages, said Dr. Sina Nasri, a Las Vegas ear, nose and throat specialist.