Macula densa cells monitor the concentration of
A) glucose in the blood.
B) antidiuretic hormone in the urine.
C) sodium chloride in the fluid within the distal convoluted tubule.
D) calcium in the fluid of the proximal convoluted tubule.
E) aldosterone in the afferent arteriole.

Question

Quizplus · Accepted Answer

Macula densa cells are part of the juxtaglomerular apparatus in the kidney and are responsible for sensing the concentration of sodium chloride in the fluid within the distal convoluted tubule. This helps regulate blood pressure and filtration rate.

Macula Densa Cells Monitor the Concentration of