Which of the Following Statements Is Correct

question 12

Multiple Choice

Which of the following statements is correct?

• A) The gray matter of the cerebellum is referred to as the arbor vitae or the "tree of life."
• B) The white matter of the cerebrum consists of neuron cell bodies, dendrites, unmyelinated axons and neuroglia. Myelinated axons and neuroglia can be found in the gray matter.
• C) The white matter of the spinal cord has a characteristic butterfly shape.
• D) The gray matter of the cerebrum consists of neuron cell bodies, dendrites, unmyelinated axons and neuroglia. Myelinated axons and neuroglia appear white and are insulated.

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Definitions:

\(15^{-x}\)

An expression representing the reciprocal of 15 raised to the power of x, used in mathematical and financial calculations.

Radioactive Elements

Elements that emit radiation as a result of the spontaneous disintegration of their atomic nuclei.

Half-Life

The time required for a quantity to reduce to half its initial value, often used in the context of radioactive decay.

\(24\left(\frac{1}{2}\right)^{\frac{t}{30}}\)

An exponential function representing the decay or growth of a quantity, where 24 is the initial value, \(\frac{1}{2}\) is the base of the exponent signifying decay, and \(\frac{t}{30}\) is the exponent indicating time or another variable at which the decay occurs.