Simple Nervous System

What are the two divisions of the nervous system?

• Central nervous system and peripheral nervous system

• Peripheral nervous system and autonomic nervous system

• Central nervous system and somatic nervous system

• Sympathetic and parasympathetic nervous system

_____ neurons carry messages to the central nervous system

• Motor/efferent

• Motor/afferent

• Sensory/afferent

• Sensory/efferent

What do motor/efferent neurons do?

• carry messages from the brain and spinal cord to muscles and glands

• carry impulses from the skin and sends to the spinal cord and brain

• carry impulses from sensory neurons to motor neurons

• store messages

The basic functional unit of nervous system is .. ?

• Neurons

• Neuroglial cells

• Axon

• Dendrite

What is the function of the nerve cells?

• They are responsable of your defense mechanism.

• They transmit signals or messages to other neurons, organs or glands.

• They transmit substances to your endocrine system to produce hormones.

Type of neuron that sends nerve impulses to muscles and gland, by the command of other neurons.

• Motor Neurons

• Interneurons

• Sensory Neurons

Type of neuron that perceive information about your environment.

• Motor Neuron

• Interneuron

• Sensory Neuron