1001 Space Earth Nature History Human World Prehistoric People Human Body: Systems Human Body: Organs Religions and Festivals Architecture and Buildings Sports and Pastimes Russia and the Middle East Asia Africa Europe North America South America Australasia Polar Regions Science and Technology

Choose a Page:Why do we need kidneys?*What are the senses?*What is an organ?What does the heart do?How do we breathe?How often does the heart beat?How do our eyes work?What does the liver do?What are the main parts of the brain?How do we taste and smell?What are alveoli?Where is the voice box?What happens inside the ear? What are the senses? Our senses tell us what is going on in the world around us. We have five main senses: sight, hearing, smell, taste, and touch. The body's sense receptors send messages through nerves to the brain. Messages are received and interpreted in different parts of the brain. A cross-section of the human head   Previous: Back Book: 1001 Section: Human World Chapter: Human Body: Organs