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學習快評丨qibao666888　　兒??(er)童??(tong)至??(zhi)青??(qing)少??(shao)年??(nian)期??(qi)(4～18歲??(sui))??，隨??(sui)著??(zhe)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)逐??(zhu)漸??(jian)成?(cheng)熟?(shu)??，適??(shi)應??(ying)性??(xing)免??(mian)疫??(yi)(T細??(xi)胞??(bao)、B細?(xi)胞??(bao))開??(kai)始??(shi)發(fā)??(fa)揮?(hui)主??(zhu)力??(li)作??(zuo)用??(yong)??，能??(neng)針??(zhen)對??(dui)病??(bing)原??(yuan)體??(ti)產(chǎn)??(chan)生??(sheng)特??(te)異??(yi)性??(xing)抗??(kang)體??(ti)??。??但??(dan)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)也??(ye)可??(ke)能??(neng)因?(yin)“經(jīng)??(jing)驗??(yan)不??(bu)足??(zu)”而??(er)反??(fan)應??(ying)過??(guo)度??(du)??，如??(ru)對??(dui)花?(hua)粉??(fen)、食??(shi)物??(wu)等??(deng)無??(wu)害??(hai)物??(wu)質(zhì)??(zhi)過??(guo)度??(du)反??(fan)應??(ying)??，引??(yin)發(fā)??(fa)哮??(xiao)喘??(chuan)、濕??(shi)疹??(zhen)；如??(ru)接??(jie)觸??(chu)外??(wai)界??(jie)增??(zeng)多??(duo)??，易??(yi)感??(gan)染??(ran)手?(shou)足??(zu)口??(kou)病??(bing)、水??(shui)痘??(dou)等??(deng)傳??(chuan)染??(ran)病??(bing)???！　〕??(cheng)年??(nian)期??(qi)是??(shi)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)的??(de)“黃??(huang)金??(jin)時??(shi)代??(dai)”??，功??(gong)能??(neng)趨??(qu)于??(yu)穩(wěn)??(wen)定??(ding)??，但??(dan)不??(bu)良??(liang)生??(sheng)活??(huo)習??(xi)慣??(guan)可??(ke)能??(neng)引??(yin)發(fā)??(fa)“隱??(yin)形??(xing)危?(wei)機??(ji)”??。??這??(zhe)一??(yi)時??(shi)期?(qi)的??(de)免??(mian)疫??(yi)特??(te)點??(dian)主??(zhu)要??(yao)是??(shi)兩??(liang)個??(ge)方?(fang)面??(mian)??，一??(yi)是??(shi)胸??(xiong)腺??(xian)萎??(wei)縮??(suo)??，新??(xin)生??(sheng)T細??(xi)胞??(bao)減??(jian)少?(shao)??，依??(yi)賴??(lai)記??(ji)憶祝(yi)T細??(xi)胞??(bao)應??(ying)對??(dui)病??(bing)原??(yuan)體??(ti)；二秘(er)是??(shi)慢??(man)性??(xing)炎??(yan)癥??(zheng)??，吸??(xi)煙??(yan)、肥??(fei)胖??(pang)、壓??(ya)力??(li)等??(deng)導??(dao)致??(zhi)低??(di)度??(du)炎??(yan)癥??(zheng)??，增??(zeng)加??(jia)糖??(tang)尿??(niao)病??(bing)、心??(xin)血??(xue)管??(guan)疾??(ji)病??(bing)風?(feng)險??(xian)??。。