NBCE PART II - CHIROPRACTIC
PRINCIPLES EXAM 2025/2026
QUESTIONS AND ANSWERS 100% PASS
A reflex muscle spasm which results from proprioceptive irritation is mediated by
_______________ neuron? - ANS Gamma motor
___________________ is most apt to lead to altered axoplasmic flow in a neuron? -
ANS Intra-neural microcirculation ischemia
Radio-humeral subluxation that entraps the posterior interosseous nerve root most likely
manifests in? - ANS Extensor muscles to the forearm
Which subluxation is characterized by anterior displacement of the superior vertebra and
separation of the spinous process from that of the inferior vertebra? - ANS Flexion
malposition
Which subluxation model postulated that subluxation can interfere with the normal flow of
energy by effecting the production of action potentials? - ANS Nerve compression
Which subluxation model is implicated by a large T12-L1 disc bulge causing loss of vibration
sense in the feet? - ANS Cord compression
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,What causes the approximation and restriction of movement between proteoglycans in
connective tissue? - ANS Dehydration due to immobilization
Which ligament prevents anterior movement of the inferior portion of the sacrum? -
ANS Sacrotuberous
Which person was responsible for preliminary work on the stress syndrome which has been
incorporated into the subluxation complex? - ANS Hans Selye
Neurodystrophic influences are attributed to vertebral subluxation complex by (altered neural
reflex response)? - ANS Stresses the body's adaptive mechanism
T-cells consider what component of an intervertebral disc to be an antigen? - ANS Nucleus
pulposus
What is evidence of sympatheticotonia? - ANS Increased sudomotor activity
At the beginning of the 20th century the concept of vertebral subluxation was based on? -
ANS Nerve impingement
Obstruction in the foramen transversium is most likely to result in? - ANS Vertebral artery
insult
A reverberating impulse occurs when an impulse causes adjacent fibers to discharge within its
frequency and spreads through synapses in __________________? - ANS Self perpetuating
cycles
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, What phase of spondylolisthesis is characterized by a lax facet capsule and weakened annular
structure? - ANS Unstable
Spinal subluxation that affects the ascending pathways of the RAS and cause stress related
insomnia and restlessness? - ANS Somato-psychic
A compressive pathology which causes anoxic damage to the capillary endothelium directly
results in? - ANS Perineural edema
The parasympathetic nerve supply to the urinary bladder is most likely affected by adjustments
of which spinal segment? - ANS Sacrum
Somato-autonomic reflexes are frequently produced secondary to? - ANS Motion segment
fixation
What is the primary indication of SI joint involvement? - ANS Symptomatic pain
What is the most common indicator of fibromyalgia? - ANS Diffuse achy muscle pain
Which of the following is the result of somato-autonomic subluxation? - ANS Neurodystrophy
Joint fixation due to nuclear fragmentation is not likely to occur in which area of the spine? -
ANS Upper cervical
A pendulous abdomen predisposes a person to which lumbar subluxation? - ANS Extension
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
PRINCIPLES EXAM 2025/2026
QUESTIONS AND ANSWERS 100% PASS
A reflex muscle spasm which results from proprioceptive irritation is mediated by
_______________ neuron? - ANS Gamma motor
___________________ is most apt to lead to altered axoplasmic flow in a neuron? -
ANS Intra-neural microcirculation ischemia
Radio-humeral subluxation that entraps the posterior interosseous nerve root most likely
manifests in? - ANS Extensor muscles to the forearm
Which subluxation is characterized by anterior displacement of the superior vertebra and
separation of the spinous process from that of the inferior vertebra? - ANS Flexion
malposition
Which subluxation model postulated that subluxation can interfere with the normal flow of
energy by effecting the production of action potentials? - ANS Nerve compression
Which subluxation model is implicated by a large T12-L1 disc bulge causing loss of vibration
sense in the feet? - ANS Cord compression
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,What causes the approximation and restriction of movement between proteoglycans in
connective tissue? - ANS Dehydration due to immobilization
Which ligament prevents anterior movement of the inferior portion of the sacrum? -
ANS Sacrotuberous
Which person was responsible for preliminary work on the stress syndrome which has been
incorporated into the subluxation complex? - ANS Hans Selye
Neurodystrophic influences are attributed to vertebral subluxation complex by (altered neural
reflex response)? - ANS Stresses the body's adaptive mechanism
T-cells consider what component of an intervertebral disc to be an antigen? - ANS Nucleus
pulposus
What is evidence of sympatheticotonia? - ANS Increased sudomotor activity
At the beginning of the 20th century the concept of vertebral subluxation was based on? -
ANS Nerve impingement
Obstruction in the foramen transversium is most likely to result in? - ANS Vertebral artery
insult
A reverberating impulse occurs when an impulse causes adjacent fibers to discharge within its
frequency and spreads through synapses in __________________? - ANS Self perpetuating
cycles
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, What phase of spondylolisthesis is characterized by a lax facet capsule and weakened annular
structure? - ANS Unstable
Spinal subluxation that affects the ascending pathways of the RAS and cause stress related
insomnia and restlessness? - ANS Somato-psychic
A compressive pathology which causes anoxic damage to the capillary endothelium directly
results in? - ANS Perineural edema
The parasympathetic nerve supply to the urinary bladder is most likely affected by adjustments
of which spinal segment? - ANS Sacrum
Somato-autonomic reflexes are frequently produced secondary to? - ANS Motion segment
fixation
What is the primary indication of SI joint involvement? - ANS Symptomatic pain
What is the most common indicator of fibromyalgia? - ANS Diffuse achy muscle pain
Which of the following is the result of somato-autonomic subluxation? - ANS Neurodystrophy
Joint fixation due to nuclear fragmentation is not likely to occur in which area of the spine? -
ANS Upper cervical
A pendulous abdomen predisposes a person to which lumbar subluxation? - ANS Extension
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
