Nervous System 2.2 Protection of the CNS

The thin, web-like membrane between the outer and inner layer of meninges

• dura mater
• pia mater
• arachnoid mater

The innermost layer of meninges that supplies blood vessels to the brain

• pia mater
• dura matere
• arachnoid mater

The outermost of the three meninges

• pia mater
• dura mater
• arachnoid mater

What does TBI stand for?

• Traumatic Brain Injury

• Traumatic Body Injury

• Terrible Brain Injury

• Terrific Brain Injury

A slight brain injury caused by a bump/blow/jolt to the head that causes the brain to move back and forth.

• contusion

• concussion

• CVA/Stroke

• TIA

Results when blood circulation to a brain area is blocked and brain tissue dies

• contusion

• concussion

• CVA/Stroke

• TIA

Provides a two-way conduction pathway to and from the brain. It has 31 neurons that are connected along it.

• Afferent Neuron

• Cerebellum

• Cerebrum

• Spinal Cord

In the spinal cord, gray matter surrounds the central canal, which is filled with _________.

• White Fluid

• Cerebrospinal Fluid

• Neuronal Juice

• Cerebellum Fluid

__________ of the spinal cord is composed of myelinated fiber tracts.

• gray matter

• white matter