Their heart rate slows down, their respiration rate slows down.

它们的心率变慢，呼吸速率变慢。

The clinical examination involves study of: Vital signs including height, weight, body temperature, blood pressure, pulse, respiration rate, hemoglobin oxygen saturation.

重要的体征：包括身高，体重，体温，血压，脉搏，呼吸频率，血氧饱和度。