當血壓長期處於過高狀態的時候,便有機會出現心臟肥大(Cardiac hypertrophy)的情況。435Please respect copyright.PENANApFkemfA10I435Please respect copyright.PENANAnW2QGXf8tJ
435Please respect copyright.PENANA43WufIknvd
435Please respect copyright.PENANAABR0isG2yH
(圖2)心臟的肌肉會利用收縮及膨脹的舉動把血液送到全身,如果血壓高企的話,心臟肌肉細胞便會自行膨脹增大,好使心臟有更強力量抵禦血液帶來的壓力,且能繼續維持正常功能把血液送往全身。435Please respect copyright.PENANAiUBWNYvcQt435Please respect copyright.PENANANvTHzbqckA
435Please respect copyright.PENANA8VgCIBKW3m
這現象稱之為心臟肥大(Cardiac hypertrophy)。435Please respect copyright.PENANAxiaqJDRnJL
435Please respect copyright.PENANAqxXouZ4ZlG
435Please respect copyright.PENANAnEdEkGVHFe
(圖3)當血壓持續高企及攀升到某一個位,心臟的肌肉再也沒法透過膨脹增大來維持運作,這時候心臟便會進入「放棄人生」的狀態,再也不會激烈地膨脹收縮,形成心臟衰竭(Heart failure)局面,血液因而再也沒能輸送到身體各部位。435Please respect copyright.PENANA5ovuR67JLD435Please respect copyright.PENANApXACVSp3y5
435Please respect copyright.PENANAt4bKJcagYt
435Please respect copyright.PENANARpFcKnJL1G
換句話說,長期因高血壓所造成的心臟肥大(Cardiac hypertrophy),會是形成心臟衰竭(Heart failure)的其中一道誘因。435Please respect copyright.PENANApPPKERxTSK
435Please respect copyright.PENANAe1anRZLkaK
435Please respect copyright.PENANANg51RvooaR
(圖4)有見及此,有不少科學家會以人工方式在動物模型上製造心臟肥大(Cardiac hypertrophy)的局面,藉此了解箇中對細胞所做成的影響,從而找出防止下一步心臟衰竭(Heart failure)的潛在發生。435Please respect copyright.PENANAfpPJoeJF3I435Please respect copyright.PENANACxwDNyulVt
435Please respect copyright.PENANAQMy2HRfwwZ
其中的一種手段,就是利用縫線的手法局部減低心臟血管血液流動的動向。435Please respect copyright.PENANAF0BY31CAqv
從圖中可見,縫線後左心房所承受的血壓將會大幅度增強。435Please respect copyright.PENANAMGon07xvg8
435Please respect copyright.PENANAGL30I3RKoD
(圖5)圖中可以清晰見得到,縫線後左心房的確出現肥大的狀況。435Please respect copyright.PENANA5fei6qKH5j435Please respect copyright.PENANA0NZMufMd1i
435Please respect copyright.PENANAXvzfLH9Zi5
而這些動物的付出,確實是為人類的健康作出了非常大的貢獻,下集將會再作進一步的講解。435Please respect copyright.PENANAUXOzluZE0G
435Please respect copyright.PENANA1Z5V4XNJOH
435Please respect copyright.PENANAFUNhlmBHpr
435Please respect copyright.PENANAli0WkCSRu3
435Please respect copyright.PENANAQ5qeVJr07s
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。435Please respect copyright.PENANA3HNF055YJ5
435Please respect copyright.PENANAALgy7PPX6u
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc435Please respect copyright.PENANAizCk5P0f0N
435Please respect copyright.PENANArXLeIfOZTY
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。435Please respect copyright.PENANA4T6DswDOG0
435Please respect copyright.PENANA23Mw9mtVf6
Link:435Please respect copyright.PENANAE2xYV826t3
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio435Please respect copyright.PENANAfm7u5SDQrS
435Please respect copyright.PENANA9x94EHfV9b
除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。435Please respect copyright.PENANASbfFj3kiyr
435Please respect copyright.PENANAcU4sr7uAhL
Ref1:https://pubmed.ncbi.nlm.nih.gov/12738623/
0
0
ns18.227.140.134da2