Although the symptoms of an anaphylactic reaction usually occur within seconds to minutes after exposure to a trigger, some reactions can occur up to two hours after the exposure. Possible symptoms and signs of an anaphylactic reaction include: Skin symptoms: itching, flushing, hives, and swelling (angioedema) Gastrointestinal symptoms: abdominal pain, abdominal cramping, nausea, vomiting, and diarrhea. Respiratory symptoms: nasal congestion, runny nose, cough, shortness of breath, chest tightness, and wheezing. Cardiovascular symptoms: dizziness, lightheadedness, fast heart rate (tachycardia), and low blood pressure. Additionally, those affected often report a feeling of impending doom..
Arsenic is in group 15 of the periodic table. It is sometimes known by a family like name-the nitrogen family. Arsenic belongs to P-block elements.It's also a representati â¦ ve element. They are also called as pnictogens.
Carbon belongs to the carbon family, which is group 14 on the periodic table. The other four members of the carbon group are silicon, germanium, tin, and... Carbon belongs to the carbon family, which is group 14 on the periodic table. The other four members of the carbon group are silicon, germanium, tin, and... Star Gazing