-Refer to the Above Graph to Answer This Question

question 69

Multiple Choice

-Refer to the above graph to answer this question.What is the value of the external benefits per unit?

• A)$10.
• B)$20.
• C)$30.
• D)$40.
• E)$60.

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Definitions:

Secondary Neuron

A neuron that receives a synaptic input from primary neurons and transmits the signal to other neurons or muscles.

Thalamus

Large mass of gray matter that forms the larger dorsal subdivision of the diencephalon.

Cerebral Cortex

The outer layer of neural tissue of the cerebrum of the brain in humans and other mammals, responsible for higher brain functions, including sensation, voluntary muscle movement, thought, reasoning, and memory.