Elements of the PRM
Fill in the blank:
The ____ of the cranial bones
mobility
decreases
What of the four physiologic strain patterns?
Flexion
Extension
Torsion
Sidebending and rotation
Name the axes of the following cranial strain pattern:
flexion/extension
two transverse axes
Describe the hand movements of the following cranial strain pattern while in the vault hold:
flexion
fingers move inferior and spread
Fill in the blank:
The mobility of the _____ tension membrane
reciprocal
In Extension, the transverse diameter of the head (increases/decreases)
decreases
What are the three non-physiologic strain patterns?
Vertical shear
Lateral shear
SBS compression
Name the axes of the following cranial strain pattern:
vertical strain
two transverse axes
Describe the hand movements of the following cranial strain pattern while in the vault hold:
vertical strain
Superior shear - index fingers point down towards the feet
Inferior shear – fingers point up towards the head
Fill in the blank:
The involuntary mobility of the _____ between the ilia
sacrum
What is the motion of the paired bones in extension?
Internal rotation
What bones make up the vault?
Name the axes of the following cranial strain pattern:
sidebending rotation
Two vertical axes, one anterior/posterior axes
Describe the hand movements of the following cranial strain pattern while in the vault hold:
sidebending rotation
the fingers separate and move inferior on side of convexity, approximate and move superiorly on side of concavity
Fill in the blank:
The ____ of the CSF
fluctuation
What is the motion of the sphenoid in flexion?
anterior rotation
What bones make up the cranial base?
Name the axes of the following cranial strain pattern:
torsion
one AP axis
Describe the hand movements of the following cranial strain pattern while in the vault hold:
torsion
Hands rotate in opposite directions, the index finger on greater wing of sphenoid moves cephalad on the side of torsion
Fill in the blank:
The motility of the _____
CNS
In flexion/extension, the sphenoid and occiput rotate about their axes in the (same/opposite) direction.
opposite
Name one relative and one absolute contraindication to cranial OMM
Relative: Coagulopathies, Space occupying lesion in cranium, Increased intracranial pressure
Absolute: Acute intracranial bleeding, Skull fracture, Acute cerebrovascular accident
Name the axes of the following cranial strain pattern:
lateral strain
two vertical axes
Describe the hand movements of the following cranial strain pattern while in the vault hold:
lateral strain
Index fingers move to direction greater wings shifted (opposite of the strain), the 5th digits move to the opposite side (same side of the strain)