Exam 14: Nervous System: Spinal Cord and Spinal Nerves

A pathway has two parts: a bundle of CNS axons and a collection of neuron cell bodies in the CNS.

The nerves projecting inferiorly from the spinal cord are collectively called the

Which type of reflex occurs with the smallest delay?

A network of interwoven anterior rami of spinal nerves is a

The spinocerebellar pathway is an ascending somatosensory pathway.

In the brain, the outer cerebral cortex consists of gray matter, but in the spinal cord, gray matter is confined to the innermost regions.

The adult spinal cord extends inferiorly from the brain through the vertebral canal and ends at the level of the ________ vertebra.

Which are not spinal nerve branches?

Information about pain and temperature is conveyed to the brain by way of the

The sciatic nerve arises from which nerve plexus?

Anatomy of the spinal cord & spinal nerves. -This figure shows the spinal cord and spinal nerves. What structure does number 3 indicate?

The femoral nerve arises from which nerve plexus?

There are seven cervical vertebrae but eight cervical spinal nerves.

The plexus that supplies the upper limbs is the ________ plexus.

In a lumbar puncture (spinal tap), fluid is extracted from the

Axons of the anterior corticospinal tracts decussate in the medulla.

If someone sustained damage to the left side of their spinal cord at the T2 level such that both the anterolateral pathway and the posterior funiculus were severed on the left side only, what sensory deficits would exist in the left and right lower limbs?

A diminished reflex response that may indicate damage to a segment of the spinal cord is a(n) ________ reflex.

The subdural space is the region between the arachnoid mater and the dura mater.

Anatomy of the spinal cord & spinal nerves. -This figure shows spinal nerve branches. What structure does number 1 indicate?