THE NERVE SYSTEM

1. IS THE SMALLEST PART

1.1. We call NEURON.

1.1.1. It has two small parts

1.1.1.1. DENDRITES

1.1.1.1.1. They receive stimulus and transform them into ELECTRICAL SIGNALS. We call it IMPULSE

1.1.1.2. AXON

1.1.2. NEURONS have 3 FUNCTIONS

1.1.2.1. SENSORY NEURONS

1.1.2.1.1. Carry signals to the spine cord and brain.

1.1.2.2. INTERNEURONS

1.1.2.2.1. Carry signals between the central nervous system.

1.1.2.3. MOTOR NEURONS

1.1.2.3.1. Carry signals to effectors (muscles)

2. DEFINITION

2.1. It interprets all the information that the senses receive and tells your body WHAT to do.

2.2. The nerve system is made up cells, they are called NEURONS

3. IT HAS 3 PARTS

3.1. BRAIN

3.2. SPINAL CORD

3.3. BODY NERVES