What is the primary function of the juxtaglomerular apparatus in relation to GFR?
Understand the Problem
The question is asking about the main role of the juxtaglomerular apparatus concerning the glomerular filtration rate (GFR). This involves understanding how this structure helps in regulating kidney function and maintaining appropriate blood pressure and electrolyte balance.
Answer
It regulates GFR through feedback mechanisms and renin release.
The juxtaglomerular apparatus primarily regulates the glomerular filtration rate (GFR) through tubuloglomerular feedback and the release of renin, which influences systemic blood pressure and kidney perfusion.
Answer for screen readers
The juxtaglomerular apparatus primarily regulates the glomerular filtration rate (GFR) through tubuloglomerular feedback and the release of renin, which influences systemic blood pressure and kidney perfusion.
More Information
The juxtaglomerular apparatus is a vital component in kidney function, ensuring that blood pressure is regulated to maintain efficient filtration of blood in the nephrons.
Tips
Common mistakes include confusing the various roles of the structures within the apparatus, such as the macula densa and granular cells, and their contribution to renal function.
Sources
- Juxtaglomerular apparatus – Knowledge and References - taylorandfrancis.com
- Juxtaglomerular apparatus - Wikipedia - en.wikipedia.org
- Juxtaglomerular Apparatus - an overview | ScienceDirect Topics - sciencedirect.com
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