Afferent
Efferent
Volume receptors Cardiac atria Intrathoracic veins
Pressure receptors Aortic arch/carotids Afferent arteriote
Tubular fluid [NaCI] Macula densa
Neurohumoral RAA© SNS/catecholamines ® ANP©
BNP©
Prostaglandins e
Haemodynamic
GFR0
Peritubular forces @0
Sensors
Effectors
ECF Na content and volume
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