Nervous System

The part of the neuron that insulates the axon and increases the speed of the neural message within the neuron.

• Synapse
• Dendrite
• Myelin Sheath
• Axon Terminal Button

What structure is grey in this picture. It controls conscious thought and memory?

• Cerebrum

• Cerebellum

• Brain Stem

What is the gap between two neurons called?

• Impulse

• Synapse

• CNS

• Inter neuron

Which part sends nerve impulse to the next cell?

• Dendrite

• Axon

• Axon Terminal

• Cell Body

The long, fiber like part of a neuron which the cell sends information to receiving neurons. Labelled D in diagram.

• Synapse

• Axon

• Axon Terminal

• Dendrite

Which type of neuron is responsible for carrying signals from the central nervous system to muscles?

• Motor Neurons

• Reflex Neurons

• Sensory Neurons

• Interneurons

Where would the nerve impulse start in this reflex arc?

• A

• C

• D

• E

__________ carry messages between sensory neurons and motor neurons.

• Active Neurons

• Interneurons

• Refraction Neurons

• Flower Neurons

_____ neurons carry messages away from the central nervous system and out to muscles or glands. The RED neuron in diagram.

• sensory

• motor

• inter

• central

Which statement best describes a reflex arc?

• Slow response that you have to think about

• Rapid response to protect body from harm