Question: what happens to blood pressure in anaphylactic shock
[{'answer': 'causes low blood pressure', 'provenance': [{'wikipedia_id': '74240', 'title': 'Anaphylaxis', 'start_paragraph_id': 45, 'start_character': 118, 'end_paragraph_id': 45, 'end_character': 143, 'bleu_score': 1.0, 'section': 'Section::::Diagnosis.:Classification.\n'}]}, {'provenance': [{'wikipedia_id': '74240', 'title': 'Anaphylaxis', 'start_paragraph_id': 45, 'start_character': 0, 'end_paragraph_id': 45, 'end_character': 824, 'bleu_score': 0.9379012379900461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7974686292122302256}, 'section': 'Section::::Diagnosis.:Classification.\n'}]}]