Neurons and Glial Cells in the Spinal Cord Structure and Function

Butterfly-shaped

Triangular

Circular

Square

Only in grey matter

In both grey and white matter

Only in white matter

In the central canal

Transmit signals towards the neuron

Store genetic information

Transmit signals away from the neuron

Produce myelin sheath

Hemoglobin

Nissl substance

Myelin

Collagen

Glyofibrillary acid protein

Myelin

Hemoglobin

Nissl bodies

To create a myelin sheath around axons

To act as immune cells

To form the blood-brain barrier

To produce cerebrospinal fluid

To protect the neuron from damage

To insulate axons and speed up nerve impulse conduction

To store nutrients for the neuron

To produce neurotransmitters

Ependymal cells

Astrocytes

Oligodendrocytes

Microglia

To transmit nerve impulses

To line the ventricular system

To store neurotransmitters

To produce myelin

Astrocytes

Oligodendrocytes

Microglia

Ependymal cells