Primarily in blood;

Part of hemoglobin

Liver, lean meats, dried

Liver damage



stored in liver, spleen, and bone marrow

molecule; catalyzes formation of vitamin A; incorporated into a number of enzymes

apricots, raisins, enriched whole-grain cereals, legumes, molasses 10-18 mg

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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