Chapter 26: Quiz - 6th Edition: Neurosurgery

How many pairs of cranial nerves are there?

twelve

Fiducials placed on bony landmarks are used in which of the following types of neurosurgical procedures?

stereotactic guided-imagery biopsy

Posterior fossa craniectomy is performed for pathology involving the:

cerebellum.

The circle of Willis is a:

network of connected arteries at the base of the brain.

Which of the following diagnostic studies demonstrates a herniated disc causing spinal compression and radiographic filling defect?

myelogram

Which of the following parts of the vertebra projects most posteriorly and is often palpable through the skin in the convex areas of the spine?

spinous process

Which of the following anatomical structures is the soft, gelatinous part of the intervertebral disc that is sent as specimen after diskectomy?

nucleus pulposus

Osteophytes are:

bony spurs

Which of the following conditions is a result of torn bridging veins between the cerebral cortex and venous sinuses?

subdural hematoma

Which of the following anatomical areas is the lowest part of the brain stem and contiguous with the spinal cord?

medulla oblongata

Which of the following conditions is described as a congenital defect when arteries and veins connect causing blood to divert away from surrounding brain tissue?

arteriovenous malformation

The term for a deep groove in the cerebrum that separates the brain into lobes is the:

fissure.

The name of the dural fold that separates the right and left hemispheres of the cerebrum is the:

falx cerebri.

Which of the following procedures treats vertebral compression fractures using trocars and PMMA ?

kyphoplasty

Which of the following terms describes a primary benign tumor that arises from the protective coverings of the brain?

meningioma

The Wilson frame is used when positioning for which of the following procedures?

lumbar laminectomy

Which of the following portions of the normal spinal column has five vertebrae?

lumbar

Which of the following instruments is used to extract pieces of the nucleus pulposus in a diskectomy?

pituitary rongeur

Which of the following positions is usually used for microdecompression endoscopic diskectomy?

lateral

In which of the following procedures are the esophagus, carotid artery, and trachea retracted medially for access to the area of pathology?

anterior cervical diskectomy and fusion

From which of the following areas is an autologous bone graft usually procured for anterior cervical fusion
procedures?

iliac crest

During an endoscopic carpal tunnel release, which of the following knives is used to cut the transverse carpal
ligament?

hook

Which of the following parts of the body is prepped for ulnar nerve decompression or transposition?

upper extremity

Carpal tunnel syndrome is treated by:

incising the transverse carpal ligament to decompress the nerve.

The visual cortex of the brain is located in which of the following regions?

occipital

Which of the following conditions results most often from a fractured skull or blow to the head?

epidural hematoma

Which of the following layered structures has the closest and most intimate contact with the brain?

pia

The name of the convolutions of the brain that fold out instead of in is:

gyri

Which of the following neurosurgical retractors has attachments for malleable brain spatulas and retractors?

Leyla-Yasargil

When incising the cranium between burr holes, which of the following attachments to the powered craniotome is necessary to prevent injury of underlying tissues?

dural guard with footplate

Electrocautery and which of the following instruments can be used to strip and separate the galea and pericranium from the skull before placement of burr holes?

Langenbeck periosteal elevator

Papaverine is used in craniotomy for aneurysm clipping to prevent:

vasospasm.

Most intracranial aneurysms occur in:

arterial bifurcations.

The name of the group of spinal nerves that continue from the distal spinal cord at about L-2 in the average adult is:

cauda equina.

Which of the following conditions can be described as forward displacement of the upper vertebral body onto the lower vertebral body?

spondylolisthesis

Which of the following retractors would be used in conjunction with a sterile Kerlix roll for suspension?

Taylor

Which of the following facial sinuses is used for surgical approach to a pituitary adenoma rather than traditional
craniotomy?

sphenoid

Which of the following techniques is used for anterior cervical diskectomy and fusion that includes retractors,
spreaders, bone dowel cutters, impactors, and others?

Cloward

During which of the following procedures would you use a discotome?

microdecompression endoscopic spinal discectomy

Which of the following anatomical structures is the tough outer layer that encases the intervertebral disc material?

annulus fibrosis

Which of the following approaches is primarily used for treatment of a herniated cervical disc followed by an intervertebral fusion?

anterior medial

How many vertebrae are there in the normal adult spine?

thirty-three

Special attention must be taken during application and removal of the Mayfield cranial fixation device due to the removal of the OR table head piece.

True

The surgical technologist may have up to three separate setups in a transsphenoidal hypophysectomy procedure: nasal access, tumor excision, and fascial graft.

True

Herniated nucleus pulposus is a congenital disorder that must be treated surgically in the neonate to prevent
quadriplegia

False

The skull flap can be reattached to the cranium by small titanium plates and screws or with stainless steel wire.

True

The foramen of Monro connects the large ventricles to the small ventricles.

True

The instrument called a Kerrison is a(n):

rongeur

Which of the following surgical procedures treats compression of the median nerve by a transverse ligament?

carpal tunnel release

Which of the following portions of the spinal column consists of five fused vertebrae in the average adult?

sacrum

Another name for the first cervical vertebra (C-1) is:

atlas

The name of the structure in which the pituitary gland is located is:

sella turcica

The name of the structure that produces cerebrospinal fluid (CSF) is:

choroid plexus.

Monro, Sylvius, Magendie, and Luschka are:

aqueducts and foramina.

Which of the following instruments could be used for burr-hole cranial perforation if no powered equipment is available?

Hudson brace

Which of the following instruments is used for scalp hemostasis and retraction and resembles a Crile or Kelly
hemostat, except the curve is to the side?

Dandy

The distal-most area of the spinal column is called the:

coccyx

Penfield #1 through #5 are:

disecctors

For which of the following surgical procedures would petroleum gauze nasal packing be used as part of the dressing?

transsphenoidal hypophysectomy

Into which of the following anatomical structures or areas is the distal catheter most often inserted in a V-P shunt procedure?

peritoneal cavity

The name of the horseshoe or pin fixation device for neurosurgical cranial positioning is the:

Mayfield

The anatomical area where cerebrospinal fluid circulates over all parts of the central nervous system is the:

subarachnoid space.

The largest part of the human brain is the:

cerebrum

Which of the following instruments are countable surgical sponges used in neurosurgical procedures to protect delicate tissues?

Cottonoid patties

Which of the following procedures is a radiographic diagnostic procedure performed for suspected aneurysm near the circle of Willis?

cerebral angiogram

Craniosynostosis is a congenital defect involving:

premature cranial suture closure.