The Respiratory System
The Respiratory System Overview The main function of the respiratory system is to provide oxygen to body cells for energy metabolism and to ...Read More
The Nervous System
The Nervous System Overview The nervous system and the endocrine system coordinate and control the body. Together they regulate our respons...Read More
The Muscular System
The Muscular System Overview The main characteristic of muscle tissue is its ability to contract. When stimulated, muscles shorten to produ...Read More
The Lymphatic System
The Lymphatic System Overview The lymphatic system is a widely distributed system with multiple functions. Its role in circulation is to re...Read More
The Immune System
The Immune System Overview Our bodies have an array of defenses against foreign matter. Some of these de- fenses are nonspecific, that is, ...Read More
The Endocrine System
The Endocrine System Overview The endocrine system consists of a widely distributed group of glands that secretes regulatory substances cal...Read More
The Digestive System
The Digestive System Overview The function of the digestive system is to prepare food for intake by body cells. Nutri- ents must be broken ...Read More
The Cardiovascular System
The Cardiovascular System Overview Blood circulates throughout the body in the cardiovascular system, which consists of the heart and the b...Read More
Introduction of Human Body
INTRODUCTION TO THE HUMAN BODY Human beings are arguably the most complex organisms on this planet. Imagine billions of microscopic parts,...Read More
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