Circulatory System

• The blood transports oxygen and nutrients to all systems, including the urinary system, and removes wastes (p. 366)

• The heart secretes atrial natriuretic peptide, which helps to regulate the kidneys (p. 418)

• Erythropoietin from the kidneys stimulates red blood cell production (p. 371)

• The kidneys filter the blood to produce urine, while regulating blood volume, composition, and pressure (p. 524)

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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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