TUBULAR SECERETION. URINARY BLOCK 313. Dr. Shaikh Mujeeb Ahmed Assistant Professor AlMaarefa College. Objectives. Define tubular secretion Role of tubular secretion in maintaining K + conc. Mechanisms of tubular secretion. URINE FORMATION.
URINARY BLOCK 313
Dr. ShaikhMujeeb Ahmed
Secretion = Excretion - Filtration
During acidosis H+ secretion is increase lead to retention of K+.
High K+ diet concentration inside thus principle cells increases electrochemical gradient across membrane
Fall in Na+
- through RAAS
Increase in K+
H20 (+ ADH)