The Toxic Action of Brain Tumors Relates to the

Multiple Choice

The toxic action of brain tumors relates to the

A) observation that tumors use up oxygen and glucose, thereby starving brain cells of energy substrates.
B) ability of tumor cells to stimulate the growth/division of adjacent nerve cells.
C) toxic action of oversecretion of the transmitter GABA from tumor cells.
D) ability of brain tumors to compress tissue, leading to cell death.
E) fact that tumors arising from neuron cells grow very rapidly, thus producing tissue compression.