This type of glial cell creates and secretes cerebral spinal fluid.

• oligodendrocytes

• Schwann cells

• satellite cells

• ependymal cells

These glial cells wrap around the axons of neurons within the CNS.

• oligodendrocytes

• Schwann cells

• ependymal cells

• satellite cells

This type of glial cell acts like an astrocyte except it is found in the PNS.

• microglial cells

• satellite cells

• oligodendrocytes

• ependymal cells

This type of glial cell creates a myelin sheath in the PNS.

• satellite cells

• ependymal cells

• satellite cells

• Schwann cells

99% of neurons in the nervous system are ...

• Unipolar

• Multipolar

• Bipolar

These rare neuron types can be found in the retina of the eye.

• Unipolar

• Bipolar

• Multipolar

This type of neuron is usually found in your sensory receptors.

• Unipolar

• Bipolar

• Multipolar

Motor neurons are also called ____________ neurons and they are usually __________.

• efferent, bipolar

• efferent, multipolar

• afferent, unipolar

• afferent, multipolar

Sensory neurons are also called ____________ neurons and they are usually __________.

• efferent, unipolar

• afferent, multipolar

• efferent, bipolar

• afferent, unipolar

Interneurons are also called ____________ neurons and they are usually __________.

• association, unipolar

• association, bipolar

• association, multipolar