Nervous system & reflex arc

Front

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

Back

Myelin Sheath

Front

This part of the neuron receives chemical messages from the neurotransmitters of other neurons. It is labeled A in the diagram.

Back

Dendrite

Front

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

Back

Axon

Front

The nervous system subdivision that is composed of the brain and spinal cord.

Back

CNS

Front

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

Back

motor

Front

What is the central nervous system (CNS) made of?

Back

brain and spinal cord

Front

What are the 2 major divisions of the peripheral nervous system (PNS)?

Back

Sensory & Motor

Front

Label the Neuron-What does the letter "C" represent? Options: Dendrite, Axon, Axon Terminal, Cell Body

Back

Cell Body

Front

Which type of neuron causes a muscle to contract in a reflex arc?

Back

Motor Neuron

Front

What is the neuron found only in the spinal cord?

Back

Relay