Spinal cord and spinal nerves

Which part of the spinal cord contains cerebrospinal fluid?

• Central canal
• Anterior median fissure
• Posterior median sulcus
• Gray commissure

What is the order of meninges from superficial to deep?

• dura mater, arachnoid mater, pia mater
• pia mater, arachnoid mater, dura mater
• arachnoid mater, dura mater, pia mater

Which number represents the gray matter

• 1
• 2
• 3
• 4

Which number represents the ventral root?

• 2
• 3
• 4
• 5

Which number represents the dorsal root?

• 1
• 3
• 4
• 5

Which number represents the dorsal root ganglion?

• 2
• 3
• 4
• 5

The anterior (ventral) horn of the spinal cord contains the cell bodies of 

• motor neurons to skeletal muscle
• sensory neurons
• motor neurons to the ANS
• A and C

Sensory neurons entering the spinal cord 

• enter through the dorsal horn.
• have their cell bodies in the dorsal root ganglia
• travel through a spinal nerve.
• all of the above

descending tracts   

• sensory tracts
• motor tracts

Nerves that extend beyond the end of the spinal cord into the lower portion of the spinal column

• Cauda Equina
• Anterior Fissure
• Ventral Horn
• Sarcal Plexus