Which of the following is the most abundant extracellular ion?
Correct Answer: Sodium
Description: Sodium is the most abundant extracellular ion, whereas potassium is the most abundant intracellular ion. Phosphate is the most abundant intracellular anion and chloride is the most abundant extracellular anion. Ref: Human anatomy and physiology By Elaine N. Marieb, Katja Hoehn, 2010, Page 625; Guyton's physiology 11th edition page 46, 358.
Category:
Physiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now