Henry Dale Proposed That Neurons Could Only Release One Type

question 150

Multiple Choice

 Henry Dale proposed that neurons could only release one type of chemical messenger. This assertion is

• A) correct.
• B) incorrect, as some neurons can release two small molecules in different locations.
• C) partially correct, in that neuropeptides are never found in the same neuron as amines or amino acids.
• D) partially correct, as neurons nearly always release more than a dozen neurotransmitters whenever stimulated.

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Definitions:

Variable Cost

Costs that vary directly with the level of production output, such as raw materials and labor costs directly involved in production.

Units

Measurements or quantities of a product or service that are produced or sold.

Sold

The past tense of sell, indicating that a transaction where goods were exchanged for money has been completed.

Conversion Cost

The combination of direct labor and manufacturing overhead expenses, representing the costs required to convert raw materials into finished products.