Which Statement Is Not True

question 143

Multiple Choice

Which statement is not true?

• A) The transmembrane potential of a rod cell becomes more negative when the rod cell is exposed to light.
• B) A photoreceptor releases the most neurotransmitter when in total darkness.
• C) Whereas in vision the intensity of a stimulus is encoded by the degree of hyperpolarization of photoreceptors, in hearing the intensity of a stimulus is encoded by changes in firing rates of sensory neurons.
• D) Stiffening of the ossicles in the middle ear can lead to deafness.
• E) The interaction among hammer (malleus), anvil (incus), and stirrup (stapes) conducts sound waves across the fluid-filled middle ear.

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Definitions:

Variable Costing Approach

An accounting method that considers only variable costs as product costs and all fixed costs as period costs, affecting inventory valuation and profitability.

Absorption Cost Approach

A costing method that includes all manufacturing costs — direct materials, direct labor, and both variable and fixed manufacturing overhead — in the cost of a product.

Fixed Costs

Expenses that do not change with the level of production or sales activities, such as rent, salaries, and insurance.

Net Income

The company's net income following the deduction of all expenses and taxes from its total revenue.