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        呼吸肌是什么?呼吸肌(jī)与慢阻肺(fèi)的康(kāng)复治疗(liáo)有(yǒu)何联系(xì)?

        栏目:呼吸(xī)科普 发布时间:2020-07-02

        呼(hū)吸系统,是(shì)人体与外(wài)界(jiè)空气进(jìn)行气体交换的一系列器官的总(zǒng)称,包括(kuò)鼻、咽(yān)、喉、气管、支气管以及(jí)由大量的肺(fèi)泡、血管、淋巴管和神经构成(chéng)的肺,及胸(xiōng)膜等组织。 

        狭(xiá)义上讲,呼吸系统主要分为三个(gè)部分:呼吸道、肺(fèi)部和呼吸肌。

        粒径小、依(yī)附性强且有毒的颗粒物(wù)被吸入肺部,就会残留一部分在血液中,造成感冒、哮喘、上呼吸(xī)道(dào)感染、肺炎、气(qì)管炎甚至恶化成慢(màn)阻(zǔ)肺等(děng)呼吸系统疾病。

         

        慢性阻塞(sāi)性肺(fèi)疾病(bìng)(COPD)患者在(zài)急性发作期后,临床症状(zhuàng)虽有缓解,但(dàn)肺功(gōng)能处(chù)于(yú)持续性恶化,尤其是(shì)自(zì)身防御和免疫功能的降低以及外部恶劣(liè)环境影响下,病情反复发作(zuò),逐渐产生各种心肺并发症(zhèng)。

         

        呼吸-呼吸肌(jī)-慢阻肺-肺病-训练-治疗


        慢阻肺稳定期的康复治疗是非常重(chóng)要的,通过康(kāng)复治疗可(kě)以预防病(bìng)情(qíng)急性发作,改善身体机能,尽可(kě)能恢复受损的心肺功(gōng)能。

        康复治疗包括(kuò)药物治疗、心理支(zhī)持(chí)、长(zhǎng)期氧疗(liáo)、营养(yǎng)治疗和呼吸(xī)体(tǐ)操、呼(hū)吸(xī)肌训练等。

        其中,呼吸肌训(xùn)练在肺康复临(lín)床一(yī)直(zhí)处于主要地位,目前(qián)仍然是我国(guó)临床医生和(hé)康复医(yī)生都热衷探(tàn)讨的(de)研究课题。

        呼吸肌训练在肺(fèi)康复临床中应用已经有超过30年的历史(shǐ),在我国,它是最早被用于肺康(kāng)复的临(lín)床(chuáng)治疗手段(duàn)之一(yī)。


        什(shí)么是(shì)呼吸肌


        呼吸肌指与呼吸(xī)运动有关(guān)的肌肉,包括肋间肌、膈肌、腹壁肌、胸锁乳突肌、背部肌群、胸部肌群等。

        为了(le)平衡吸气(qì)和呼(hū)气(qì)的压力关系所必需的肌肉,这些肌肉通过被动放松和积极收缩去增加胸部容积(吸气)或者减少容积(呼气(qì))。


        吸气 (inspiratory)

         

        用力(lì)吸气时,除了(le)膈(gé)肌、肋(lèi)间外肌的收缩,胸锁乳突肌、背部肌群、胸部(bù)肌群等发生收缩,参与扩张胸廓。

        1.横膈(gé)膜(mó)/肌 (diaphragm)

        2.外部肋间肌 (External intercostal muscles)这(zhè)些肌肉(ròu)从腹部(bù)斜上(shàng)方向倾斜(xié)地(dì)从一个肋(lèi)骨延伸到(dào)下一个肋骨(gǔ),与(yǔ)肋间内肌(jī)和(hé)肋骨共同形(xíng)成胸壁(bì),外部肋骨肌肉的收缩(suō)使肋骨抬高并使胸腔扩张(zhāng),促进(jìn)吸气,同时限制肋骨(gǔ)过度外翻,维持胸廓稳定。

        3.吸气(qì)辅(fǔ)助肌 (Accessory respiratory muscles)

        呼吸-呼吸肌-慢阻肺-肺病-训练-治疗


        呼气(qì) (Expiration)

         

        用力(lì)呼(hū)气时(shí),除了膈(gé)肌、肋间(jiān)外(wài)肌(jī)的舒张,肋间内肌、腹(fù)肌等发生收缩,参与收缩(suō)胸廓。

        呼气过度涉及膈肌,肋(lèi)间(jiān)内肌和辅助呼吸(xī)肌:


        1. 隔(gé)膜 (Diaphragm):弹性塌陷并允许肺部反冲

        2.肋间内肌 (internal Intercostal muscles):内部肋间肌收缩,降低并缩小胸廓直径(jìng)

        3.呼气辅助呼吸肌 (Accessory respiratory muscles)


        从(cóng)生理学和解剖学角(jiǎo)度分析,通过呼吸肌的锻(duàn)炼,可以实现(xiàn)肺活量(liàng)的提高。

        呼吸肌是可以训练的,有规律的(de)耐力训练可以提高其细胞氧化酶(méi)的活(huó)性,从(cóng)而增强呼吸肌的耐力。

        经过训练后,持续性(xìng)最大通气功能、自(zì)主性(xìng)最大同气(qì)功能均(jun1)有所上升(shēng),因(yīn)此,目前公认(rèn)呼吸肌(jī)也会对(duì)力量及耐力(lì)训练产生一(yī)些功(gōng)能性(xìng)的适应。


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        更新时间:2025-07-18 07:47 来源:m.tx.huaibei.xinxiang.zz.pingliang.ww38.viennacitytours.com