Full 2L QBank
Physiology General 4cbd2500

Maximum potassium ions secretion is seen in which of the following secretion?

A
Saliva
B
Gastric secretions
C
Jejunal secretions
D
Colonic secretions
High-Yield Explanation
Saliva contains large quantity of potassium and bicarbonate ions. The concentration of potassium ion is about 30 mEq/L, seven times as great as in plasma. The concentration of potassium is gastric secretions is relatively low. Colon secretes only a small amount of potassium. Ref: Guyton, 11th Ed Page 794

Related Physiology MCQs

Practice 2,00,000+ NEET PG Questions Free

Timed mock tests, mistake queue analytics, audio lectures & zero attempt limits on i❤️Exams.

Start Free Mock Test Now