What Are Stem Cells

question 24

Multiple Choice

What are stem cells?

• A) cells that can be induced to grow into any tissue type
• B) cells that can only be derived from aborted fetuses
• C) the precursors to mature egg and sperm cells
• D) cells that have been genetically altered in some way

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Definitions:

GABA Agonists

Substances that mimic the action of the neurotransmitter GABA, enhancing its inhibitory effects in the nervous system.

Deep Brain Stimulation

A neurosurgical procedure where electrodes are implanted in certain areas of the brain to regulate abnormal impulses associated with various neurological conditions.

Neurosurgery

The surgical specialty concerned with the prevention, diagnosis, surgical treatment, and rehabilitation of disorders which affect any portion of the nervous system.

Focal

Relating to the main point of interest or activity, or pertaining to a localized area or region in a particular field.