question: Derek felt warm as he stood in the sun, and since his body was heating up, he knew that his blood vessels in his skin were
choices.text: expanding contracting
choices.label: A B
para: When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in diameter.
para_anno.effect_prop: blood vessel diameter
para_anno.cause_dir_str: increasing
para_anno.effect_dir_str: increase
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: body temperature
question_anno.more_effect_dir: expanding
question_anno.less_effect_dir: contracting
question_anno.more_effect_prop: blood vessels
question_anno.less_effect_prop: blood vessels
question_anno.less_cause_dir: blood vessels