The brain is important in the human body because it allows a person to think, feel and store memories, and it controls and coordinates the body’s actions and reactions, states the Atlanta Brain and Spine Care. The brain ... More »

There are three main parts of the human brain: the forebrain, the hindbrain and the midbrain, according to Serendip Studio from Bryn Mawr College. Each part is composed of smaller sections, with the forebrain consisiting... More » Science Human Anatomy Organs

The temporal lobes of the brain control memory. The temporal lobes are located on each side of the human brain, directly behind the temples. More »

In the human body, mitosis occurs in the nucleus of the body's normal cells (the somatic cells). It does not occur in gamete cells (cells that are a part of reproduction). More »

Enzymes are special proteins that control the speed of certain functions in the body; without them, chemical reactions would take place too slowly to keep a person alive. There are many different types of enzymes in the ... More »

Course information from the University of Cincinnati states that the excretory system is important to the human body because without it, nitrogenous wastes would build up in blood and tissues to toxic levels. The kidneys... More »

The largest blood vessel in the human body is the aorta. Rising up from the left ventricle of the heart, the aorta curves down and passes through the chest cavity and into the abdomen. More »