Which of the following is NOT a major effect produced by sympathetic postganglionic fibers in spinal nerves?

Areas of a myelinated axon that are not covered by myelin are called ________.

The functional classifications of neurons include ________, which carry information toward the CNS.

A physical therapist is evaluating a patient with a diagnosis of right lumbar radiculopathy.  On examination, the therapist notes diminished tibialis posterior, patellar, and tibialis anterior muscle stretch reflexes.  Which of the following is the MOST likely pathoanatomical diagnosis?  

The ulnar nerve is found in the ________ plexus.

The cells responsible for information processing and transfer are the ________.

The subarachnoid space is ________.

Consider the following statement and then select the special test to fill in the blank: The _________ test works on the premise that if pain is present on passive provocation testing of the vertebral levels but disappears when the spinal extensors are active.  If this is (+), then the muscle activity and/or the mechanical support may be able to stabilize the segment and reduce pain, and the individual may therefore benefit from stabilization exercises.

A physical therapist is working with a younger patient with a diagnosis of a high groin strain.  The injury occurred during a sports event.  The patient is responding poorly to PT with persistent pain is located at the pubic bone.  Pain can be reproduced with resisted combined hip adduction, knee flexion and tibial internal rotation.  The patient denies increased pain with coughing and/or bending forward.  Which of the following differential diagnoses is MOST likely to be causing the symptoms?  

The largest nerve in the body that is formed from L4-S3 is the ________.