The human brain is the command center for everything people do. The brain allows us to think, to plan, to imagine, to dream, to speak. It is also the organ that controls our coronary heart rate, breathing, blood pressure and the temperature of our our bodies – which clearly shows the overall importance of the brain. Without a brain, individuals would not experience emotions, or have a way of dealing with all of the information that comes at you every second of day-after-day you are alive – from sight, hearing, style, contact and smell. What makes all of this even more amazing is that the brain is in regards to the dimension of a head of broccoli!
Human brains are made up of neurons, which include about one hundred billion nerve cells. Neurons collect and transmit electrochemical signals. The form and dimension of neurons vary depending on their purpose:
Sensory neurons – carry signals from outside of your body to the central nervous system.
Motor neurons – carry signals from your central nervous system to the muscles, glands and skin of your body.
Receptors – sense things occurring round you in the surroundings, equivalent to modifications to temperature, touch, light, and sound. It encodes the information is receives into electrochemical messages which might be transmitted by the sensory neurons.
Interneurons – join your brain and spinal cord.
Components of the Brain
All brains, whether or not human or animal, are made up of the next parts that perform specific functions within the body:
Brain stem – accommodates the medulla, pons and midbrain. Brain stems management reflexes and your body’s automated processes, like blood pressure and heart rate, as well as the movement of your arms and legs and digestion and urination.
Cerebellum – uses info from the vestibular system and zoomer01 movement to coordinate the movement of your arms and legs.
Cerebrum or Cortex – integrates info from each of your sensory organs to regulate emotions, give you memory and thoughts.
Hypothalamus and Pituitary gland – control your visceral functions from your responses to feeding, sexual activities, pleasure, aggression to body temperature.
Because the brain is liable for so much of our body’s perform and processes, there are a number of disorders that may originate within the brain. Problems of the brain can have an effect on your emotional or physical condition. Common brain issues include:
o Nervousness or panic issues
o Bipolar dysfunction
o A number of Sclerosis
o Parkinson’s illness
o Sleep issues