Search teams pulled more bodies from the ruins of buildings on Friday, a week after a massive earthquake rocked Myanmar killing more than 3,100 people, as the focus turns toward the urgent humanitarian needs in a country that was already devastated by civil war.

United Nations humanitarian chief Tom Fletcher, who is also the emergency relief coordinator, was to arrive Friday in an effort to spur action following the quake. Ahead of his visit, U.N. Secretary-General Antonio Guterres appealed…