About the Psychology Dictionary. Psychology Dictionary is the most comprehensive source of psychology definitions online with over 20K definitions written by our global team of psychiatrist & psychology professionals.
Neurons â¢ Neurons âcells that transmit nerve impulsesâ¢3 Types of Neurons âSensory neurons carry impulses from sense organs to the spinal cord and brainâMotor neurons carry impulses from the brain and spinal cord to muscles and glandsâInterneurons connect sensory and motor neurons and carry impulses between them.eurons â¢ Neurons âcells that transmit nerve impulsesâ¢3 Types of Neurons âSensory neurons carry impulses from sense organs to the spinal cord and brainâMotor neurons carry impulses from the brain and spinal cord to muscles and glandsâInterneurons connect sensory and motor neurons and carry impulses between them.
Role of the spinal nerves. The spinal nerves (shown here from the front) carry sensory nerve impulses towards the spinal cord and brain. They also carry motor nerve impulses from the brain to the rest of the body.tructure of the spinal cord. The spinal cord has a core of grey matter containing nerve cell bodies, dendrites, and supporting cells. Surrounding the grey matter is white matter containing columns of nerve fibres that carry signals to and from the brain along the length of the spinal cord.