Human Body Facts
1. The brain is more active at night than during the day. Scientists don't know yet why this is. 2. The higher your IQ, the ...Read More
Urinary System
Urinary System Anatomy Kidneys The kidneys are a pair of bean-shaped organs found along the posterior wall of the abdominal cavi...Read More
Muscular System
Muscular System The muscular system is responsible for the movement of the human body. Attached to the bones of the skeletal sys...Read More
Nervous System
The nervous system consists of the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the ...Read More
Immune and Lymphatic Systems
The immune and lymphatic systems are two closely related organ systems that share several organs and physiological functions. Th...Read More
Male Reproductive System
The male reproductive system includes the scrotum, testes, spermatic ducts, sex glands, and penis. These organs work together to...Read More
Female Reproductive System
Female Reproductive System Anatomy Ovaries The ovaries are a pair of small glands about the size and shape of almonds, located o...Read More
Endocrine System
The endocrine system includes all of the glands of the body and the hormones produced by those glands. The glands are controlled...Read More
Digestive System
The digestive system is a group of organs working together to convert food into energy and basic nutrients to feed the entire bo...Read More
Skeletal System
The skeletal system includes all of the bones and joints in the body. Each bone is a complex living organ that is made up of man...Read More
Cardio Vascular System
The cardiovascular system consists of the heart, blood vessels, and the approximately 5 liters of blood that the blood vessels t...Read More
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