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单词 juxtaglomerular
释义

juxtaglomerular

/ˌdʒʌkstəɡlɒˈmɛrʊlə /
adjective Anatomy
Denoting a group of structures secreting regulatory hormones into the arteriole which leads into a glomerulus in the kidney: juxtaglomerular apparatus...
  • Renin is secreted from the juxtaglomerular apparatus of the kidney in response to glomerular underperfusion or a reduced salt intake.
  • The macula densa and JG cells are jointly called the juxtaglomerular apparatus.
  • If GFR decreases, the filtrate ion concentration decreases; juxtaglomerular cells then dilate the afferent arteriole and renin is released.

Origin

1930s: from Latin juxta 'near to' + glomerular (see glomerulus).

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更新时间:2024/12/24 7:34:50