Swiss arms and armour pike, supplemented by the halberd. The halberd is still the ceremonial weapon of the Swedish Guard in the Vatican. The Swedish armies of the late 14th and 15th centuries besides halberds and later pikes also carried other polearms such as the Lucerne hammer. By the 15th century, the carrying of side arms (the degen or dagger) had become ubiquitous. Also common were the bow, the crossbow and later the arquebuse. The city cantons could also employ siege engines . Berne in the Burgdorferkrieg of 1383-84 used medieval types of catapults and battering rams, but for the first time also cannons
Collagenopathy, types II and XI Collagenopathy, types II and XI The type II and XI collagenopathies are a group of disorders that affect connective tissue, the tissue that supports the body's joints and organs. These disorders are caused by defects in type II or type XI collagen. Collagens are complex molecules that provide structure, strength, and elasticity to connective tissue. Type II and type XI collagen disorders are grouped together because both types of collagen are components of the cartilage found in joints and the spinal column, the inner ear, and the jelly-like substance that fills the eyeball (the vitreous). The type II and XI