Nervous System

1. Requires that

1.1. Neurons Synapse

1.1.1. forming

1.1.1.1. Synaptic Cleft

1.1.1.1.1. Usually they work

1.1.1.1.2. sometimes these work electrically by

2. Is made up of

2.1. Neurons

2.1.1. can be

2.1.1.1. motor neurons

2.1.1.2. sensory neurons

2.1.1.3. interneurons

2.2. Neuroglia

2.2.1. has

2.2.1.1. satellite cells

2.2.1.2. schwann cells

2.2.1.2.1. has

3. Divided into

3.1. Central Nervous System

3.1.1. includes the

3.1.1.1. Spinal Cord

3.1.1.1.1. controls

3.1.1.1.2. Signals to and from the brain

3.1.1.1.3. cerebral spinal fluid

3.1.1.2. Brain

3.1.1.2.1. is made up of

3.1.2. protected by

3.1.2.1. Meninges

3.2. Peripheral Nervous System

3.2.1. motor division

3.2.1.1. Somatic Nervous System (Skeletal Muscle)

3.2.1.2. Autonomic Nervous System (Cardiac and Smooth Muscle)

3.2.1.2.1. Divided into

3.2.2. sensory division

4. can create

4.1. a reflex arc