The human brain is the central organ of the nervous system, and with the spinal cord, comprises the central nervous system. It consists of the cerebrum, the brainstem and the cerebellum. The brain controls most of the activities of the body, processing, integrating, and coordinating the information it receives from the sensory nervous system ...

The brain is a complex organ that controls thought, memory, emotion, touch, motor skills, vision, breathing, temperature, hunger and every process that regulates our body. Together, the brain and spinal cord that extends from it make up the central nervous system, or CNS.

Feb 25, 2025 · This fact sheet is a basic introduction to the human brain. It can help you understand how the healthy brain works, how to keep your brain healthy, and what happens when the brain doesn't work like it should.

Feb 25, 2025 · brain, the mass of nerve tissue in the anterior end of an organism. The brain integrates sensory information and directs motor responses; in higher vertebrates it is also the centre of learning. The human brain weighs approximately 1.4 kg (3 pounds) and is made up of billions of cells called neurons.

Jan 25, 2025 · The main parts of the human brain, including the layers and lobes. What is the brain? Your brain is a complex organ that regulates everything you do, like your senses, emotions, thoughts, memories, movement and behavior.

In humans, the cerebral cortex contains approximately 14–16 billion neurons, [1] and the estimated number of neurons in the cerebellum is 55–70 billion. [2] . Each neuron is connected by synapses to several thousand other neurons, typically communicating with one another via cytoplasmic processes known as dendrites and axons.

Feb 10, 2023 · The brain is the human body's control system, and is part of the central nervous system (CNS). Learn more.

Feb 20, 2024 · The human brain is the epicenter of our nervous system and plays a pivotal role in virtually every aspect of our lives. It’s a complex, highly organized organ responsible for thoughts, feelings, actions, and interactions with the world around us.

Mar 17, 2023 · The three main parts of the human brain are the cerebrum, cerebellum, and brainstem. See Image. Human Brain, Encephalon. The cerebrum is divided into the right and left hemispheres and is the largest part of the brain.

Jan 16, 2025 · The human brain is the main Central Nervous System organ, situated in the head, protected by the cranium. Human brain has the same overall construction and anatomy as other mammalian brains, but it has a more developed cerebral cortex. The human brain is particularly complex and extensive.