The cardiovascular system 心血管系統(tǒng)

    The circulatory system 循環(huán)系統(tǒng)

    The respiratory system 呼吸系統(tǒng)

    The digestive system 消化系統(tǒng)

    The (central) nervous system (中樞)神經(jīng)系統(tǒng)

    The immune system 免疫系統(tǒng)

    The urinary system 泌尿系統(tǒng)

    The excretory system 排泄系統(tǒng)

    The reproductive / genital system 生殖系統(tǒng)

    The endocrine system 內(nèi)分泌系統(tǒng)

    The muscular system / musculature 肌肉系統(tǒng)

    The bone & joint system 骨、關(guān)節(jié)系統(tǒng)