*[[Distal Tubule - Anatomy & Physiology#Juxtaglomerular Apparatus|'''Macula Densa''']] - This structure found in the wall of the distal tubule is involved in the regulation of GFR via [[Autoregulation of GFR - Anatomy and Physiology#Tubuloglomerular Feedback (TGF)|tubuloglomerular feedback]]
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*[[Reabsorption and Secretion Along the Distal Tubule and Collecting Duct - Anatomy & Physiology#Distal Tubule#Juxtaglomerular Apparatus|'''Macula Densa''']] - This structure found in the wall of the distal tubule is involved in the regulation of GFR via [[Autoregulation of GFR - Anatomy and Physiology#Tubuloglomerular Feedback (TGF)|tubuloglomerular feedback]]
*'''Macule''' - circumscribed change in skin colour < 1cm in diameter
*'''Macule''' - circumscribed change in skin colour < 1cm in diameter