Ehlers-Danlos syndrome facts. Ehlers-Danlos syndromes are a group of disorders which share common features including easy bruising, joint hypermobility (loose joints), skin that stretches easily (skin hyperelasticity or laxity), and weakness of tissues.
Definition of metamorphism. : a change in the constitution of rock; specifically : a pronounced change effected by pressure, heat, and water that results in a more compact and more highly crystalline condition.
Metamorphism. Meta-means ___________. Morph means ___________. Metamorphic rocks are rocks which have had their form changed. Parent Rock is the original, unaltered, unchanged rock. Parent rocks can be igneous, sedimentary or metamorphic rocks. Metamorphism occurs due to changes in temperature, pressure or chemistry.