This is caused by an impact or blow to the head strong enough to break the bone.
What is a skull fracture?
100
These are the 4 lobes of the brain.
What are the frontal, parietal, temporal, and occipital?
100
This is a complete tear of the annulus with movement of the material outside of the annulus.
What is a herniation?
100
These are tests that analyze the electric waveforms of nerves and muscles which are helpful in detecting nerve abnormalities.
What are electrodiagnostic tests?
100
These are the protective coverings of the central nervous system (CNS).
What are meninges?
200
This type of fracture occurs when a tendon is torn off of its attachment to the bone and takes a fragment of bone with it.
What is an avulsion fracture?
200
This part of the nervous system is responsible for balance, sensory, and auditory and visual systems.
What is the cerebellum?
200
This is a narrowing of the spinal canal or openings where the spinal nerves leave the spinal column.
What is spinal stenosis?
200
These are the 2 most commonly performed electrodiagnostic tests.
What are the nerve conduction study and electromyography?
200
These are the 3 layers of the meninges, in order, from the brain to the skull.
What are the pia mater, arachnoid mater, and the dura mater?
300
This type of fracture occurs when the bone breaks into multiple fragments which are driven into each other.
What is an impacted fracture?
300
These are the parts of the brain stem.
What are the midbrain, pons, and medulla oblongata?
300
This is the result of a lumbar vertebrae slipping over another.
What is spondylolisthesis?
300
This test can provide well-defined images of both soft tissue and bone.
What is an MRI?
300
This means two bones permanently placed together so there is no longer movement between them.
What is fused?
400
This type of fracture causes the skull to extend beyond the brain cavity.
What is a depressed fracture?
400
This part of the nervous system includes parts of the nervous system outside of the brain and spinal cord including cranial and spinal nerves.
What is the PNS (peripheral nervous system)?
400
This is the surgical removal of a disk.
What is a diskectomy?
400
These are a form of radiation, such as light or radio waves, that are focused into a beam.
What are x-rays?
400
A stretching or tearing of ligaments.
What is a sprain?
500
This type of fracture occurs in the floor of the skull in any area around the eyes, ears, nose, or back, near the spine.
What is a basal fracture?
500
These are 4 of the 12 cranial nerves.
What are the olfactory, optic, oculomotor, trochlear, abducens, trigeminal, facial, vestibulocochlear, glossopharyngeal, vagus, accessory, and hypoglossal?
500
These are injections of corticosteroids used to treat low back pain caused by nerve impingement.
What are epidural steroid injections?
500
During this test, a scanner sends x-ray pulses through the body that takes a picture of a thin slice of the organ or area being studied.
What is a CT scan?
500
The large nerve that starts in the lower back and is made up from branches of the roots of the lumbar spinal nerves.