A Theory Discussed in Your Textbook States That the Deterioration

question 79

Multiple Choice

A theory discussed in your textbook states that the deterioration of cognitive abilities associated with Alzheimer's disease is caused by:

• A) the depletion of dopamine in the prefrontal cortex.
• B) the buildup of proteins inside and outside of neurons that disrupt normal functioning.
• C) the creation of inappropriate synaptic connections between neurons.
• D) the inactivation of glutamate receptors.

---

Definitions:

Marginal Cost

The financial outlay required to produce an additional unit of a product or service.

Average Total Cost

The total cost of production (fixed and variable costs combined) divided by the quantity of output produced, reflecting the cost per unit of output.

Time

A continuous measurement that exists uniformly and independently from everything else, used to sequence events and compare the durations of events and the intervals between them.

Marginal Output

The additional output that is produced by using one more unit of a particular input.