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neurosurgery
Question | Answer |
---|---|
What is the delicate serous membrane that has the appearance of a spiderweb? | arachnoid membrane |
what fluid bathes and nourishes the brain? | cerebrospinal fluid |
what nerves are separated into 8 cervical, 12 thorasic, 5 lumbar, 5 sacral, and 1 coccygeal? | the spinal nerves |
Cervical lamina is much less prominent than the lumbar or thorasic spine; does the scrub need smaller or larger diameter instruments than for a lumbar laminectomy? | smaller |
which spinal region has 7 lamina? | cervical |
traumatic head injury can cause 1 or more ruputured blood vessels under the dura. this is called a ___? | subdural hematoma |
antibiotic solution is never used to irrigate the bone because the brain tissue will be damaged by the caustic nature of the antibiotic. | false |
In the event of intracranial hemorrhage, what is drilled into the skull to relieve the pressure of blood against the brain? | bur holes |
the pons lies between the medulla and the midbrain, in front of the ___? | cerebellum |
what membrane dips down into the the various crevices and convolusions of the brain? | pia mater |
an acoustic neuroma is a benign tumor of what? | eighth cranial nerve |
what is the ligament that connects one spinous process to another? | ligamentum flavum |
A tough fibrous tissue sheet is the ____? | galea |
this portion of the brain is situated between the hindbrain and the forebrain. | midbrain |
each spinal nerve frms 2 branches called ___? | rami |
the anastomosis of a severed nerve to restore function is called ____? | neurorrhaphy |
the creation of an opening in the vertebral lamina to expose the spinal cord and disc is called ___? | laminotomy |
during a lumbar laminectomy, the surgeon packs the sponge along the vertebra with a ____? | cobb elevator |
how does bone wax control bleeding? | occlusion |
a 15 blade, a pituitary rongeur, a ring curette would be used in what procedure? | a diskectomy |
an elastic custion that separates each vertebral body from the other is a ___? | intervertebral disk |
an abnormal communication between the arteries and veins is an ___? | AV malformation |
A congenital weakening in the arterial wall causes an ______? | anurysm |
in preparation for entry into the brain, the scrub should have a bipolar cautery and a ___? | frazier suction tip |
The most common site for taking a bone graft is the ___? | iliac crest |
a bone graft is placed during an ACD in order to accomplish ___? | fusion |
the procedure to remove all or part of the pituitary gland is a ___? | hypophysectomy |
open carpal tunnel release surgery may also be called ___? | median neurotomy |
crystal clear, sterile, and high in glucose describes what? | cerebrospinal fluid |
a congenital anomaly resulting in an increased amount of CSF in the ventricles of the brain is called ___? | hydrocephalous |
the bur hole procedure is done most often to treat what? | subdural hematoma |
a congenital defect in shich a neural tube fails to close while a fetus is developing is called ___? | myelomeningocele |
the replacement of an area of skull can be successfully accomplished by MMA, metal plate, autograft, but NOT with what? | cadaver bone |
the diversion of CSF away from the brain to another location is what? | shunting |
intracranial anurysm is the bulging of an artery whose origin is the ___? | internal carotid |
a congenital deformitu of the skull that results from premature closure of one or more sutures might be fixed with a procedure called ___? | craniotomy |
an opening in the skull made to expose the brain and intracranial structures is a ___? | craniotomy |
how are Avitene, bone wax, and surgicel applied? | topically |
For a lumbar lami, what position would the patient be in during induction of general anesthesia? | supine |
there are 12 pairs of cranial nerves; and there are 31 pairs of ___? | spinal nerves |