premacula segment of distal straight tubule

• distal straight tubule premacula segment
• kidney medulla loop of Henle ascending limb thick segment
• medullary thick ascending limb of Henle's loop
• renal medulla loop of Henle ascending limb thick segment
• renal medulla thick ascending limb

• region of nephron tubule
• part of some thick ascending limb of loop of Henle
• part of some outer medulla inner stripe loop of Henle
• part of some outer medulla outer stripe loop of Henle