How do scientists know that earth's magnetic poles have reversed many times during history

Uzette has a history of seizures. the doctor has given her medication, which has allowed her to be seizure-free for many years. from which disorder does suzette most likely suffer?

A5-year-old boy suddenly begins coughing while eating peanuts. he is choking and gagging. when he is brought to the ed, but he is awake and is able to give his name. on physical examination, his vital signs are stable. on examination of the chest, inspiratory stridor and intercostal and suprasternal retractions are apparent. which of the following is the most appropriate initial step in management? - allow patient to clear foreign object by spontaneous coughing- clear oropharynx with multiple blind sweeps with finger- position patient and perform back blows- stand behind patient and perform abdominal thrusts- perform emergency tracheostomy and take to surgery

Explain the signs and symptoms of alzheimer's disease with the following concepts: what causes this degenerative disease to occur in the brain? what would be the signs a patient should look for? explain.