bedrock. n. 1. (Geological Science) the solid unweathered rock that lies beneath the loose surface deposits of soil, alluvium, etc. 2. basic principles or facts (esp in the phrase get down to bedrock).3. the lowest point, level, or layer. (ËbÉdËrÉk).edrock-solid unweathered rock lying beneath surface deposits of soil. rock, stone-a lump or mass of hard consolidated mineral matter; he threw a rock at me.
Acute urticaria: Hives lasting less than six weeks. The most common causes are certain foods, medications, or infections. Insect bites and internal disease may also be responsible. The most common foods that cause hives are nuts, chocolate, fish, tomatoes, eggs, fresh berries, and milk.
Histamine sometimes makes blood plasma leak out of small blood vessels in the skin, causing hives or angioedema. Sometimes, doctors donât know exactly why hives have formed. Types. Acute urticaria and/or angioedema are hives or swelling lasting less than 6 weeks. The most common causes are foods, medicines, latex, and infections. Insect bites or a disease may also be responsible. The most common foods that cause hives are nuts, chocolate, fish, tomatoes, eggs, fresh berries, soy, wheat, and milk. Fresh foods cause hives more often than cooked foods. Certain food additives and preservatives may also be to blame.