Pyrethroid Insecticides Prevent the Voltage-Gated Sodium Channels of Insects from Inactivating

question 52

Multiple Choice

Pyrethroid insecticides prevent the voltage-gated sodium channels of insects from inactivating. Neurons that were exposed to pyrethroids would ________.

• A) become hyperpolarized during an action potential
• B) not repolarize during an action potential
• C) not be able to open potassium channels
• D) not release neurotransmitter molecules

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Definitions:

Conversion Costs

The total expenses of direct labor plus manufacturing overhead costs, spent in the process of transforming raw materials into completed goods.

Equivalent Units

A measure used in cost accounting to express the amount of work done by employees or machines in terms that allow for the comparison between completed units and units that are partially completed.

Process Costing

An accounting methodology that traces and accumulates direct costs, and allocates indirect costs, of a manufacturing process.

Conversion Costs

The combined costs of direct labor and manufacturing overheads, representing the expenses to convert raw materials into finished goods.