Neurosurgical Terms - Chapter 7

Question 1

Gamma knife

Answer 1

Equipment that precisely delivers a concentrated dose of radiation to a predetermined target using gamma rays.

Question 2

Glasgow coma scale (GCS)

Answer 2

The most widely used system of classifying the severity of head injuries or other neurologic diseases.

Question 3

Glasgow outcome scale

Answer 3

A widely used system of classifying outcome after head injury or other neurologic diseases.

Question 4

Glia (glial cells)

Answer 4

The major support cells of the brain. These cells are involved in the nutrition and maintenance of the nerve cells.

Question 5

Glioma

Answer 5

A tumor formed by glial cells.

Question 6

Glioblastoma

Answer 6

A rapidly growing tumor composed of primitive glial cells, mainly arising from astrocytes.

Question 7

Globus pallidus

Answer 7

Part of the basal ganglia, which are brain cells that lie deep in the brain.

Question 8

Greater occipital nerve

Answer 8

A branch of the second cervical spinal nerve that innervates the middle portion of the occipital area (at the back of the skull) of the scalp.