What Is a Hemispherectomy

question 126

Multiple Choice

What is a hemispherectomy?

• A) A brain imaging technique
• B) Surgical removal of a cerebral hemisphere
• C) Medical stimulation of collateral growth in the cerebral hemispheres
• D) Grafting of neural tissue onto a damaged cerebral hemisphere

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Definitions:

Permeability

A measure of the ability of a material (such as soil or rock) to transmit fluids, typically referring to the ease with which water, oil, or gas can pass through.

Porosity

The measure of empty spaces in a material, allowing it to hold water or air, critical in evaluating soil health, water filtration, and material properties.

Pore Space

The voids or gaps between soil particles, which can hold air or water, essential for plant growth and the movement of groundwater.

Biogeochemical Cycles

The natural processes that recycle nutrients and elements among the biosphere, atmosphere, lithosphere, and hydrosphere.