Nervous System Organization

What are the TWO major divisions of the nervous system

• Central Nervous System

• Sensory Nervous System

• Peripheral Nervous System

• Involuntary Nervous System

The central nervous system includes

• Brain

• Smooth Muscles

• Spinal Cord

• Cardiac Muscles

Peripheral Nervous System includes

• Brain

• Spinal Cord

• All Parts of the nervous system outsides of the brain and spinal cord

The type of nerves that carry impulses to the CNS

• Efferent

• Afferent

• Somatic

The type of nerves that carry impulses to from the CNS to muscles and glands

• Efferent

• Afferent

• Somatic

Sends an impulse to a muscle or gland to react in response

• Sensory Neuron
• Motor Neuron
• Interneuron
• Nerve impulse

Another name for Afferent Nerves

• Motor Nerve

• Sensory Nerve

• Functional Nerve

Another name for Efferent Nerves

• Motor Nerve

• Sensory Nerve

• Functional Nerve

Part of the PNS that controls cardiac, smooth muscles and glands

• Autonomic

• Somatic

• Sensory

Part of the PNS that controls skeletal muscles

• Autonomic

• Somatic

• Sensory