Why Does a Sensitized Person Not Experience a Skin Reaction

question 82

Multiple Choice

Why does a sensitized person not experience a skin reaction immediately after exposure to poison oak?

• A) The reaction is caused by activation of memory B cells formed as a result of the first exposure. Active B cells are not formed immediately.
• B) The reaction is caused by activation of plasma cells formed as a result of the first exposure. Active B cells are not formed immediately.
• C) The reaction is caused by activation of memory T cells formed as a result of the first exposure. Active T cells are not formed immediately.
• D) The reaction is caused by activation of macrophages formed as a result of the first exposure. Activated macrophages are not formed immediately.
• E) The reaction is caused by activation of dendritic cells formed as a result of the first exposure. Activated dendritic cells are not formed immediately.

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Definitions:

Journalize

The process of recording transactions in a company's journal, detailing the accounts affected and the amounts, as the first step in the accounting cycle.

Direct Labor Hours

The total hours worked by employees directly involved in the production process of goods or services.

Standard Unit Cost

The fixed cost calculated to produce one unit of a product, including labor, materials, and overhead.

Materials Price Variance

Refers to the difference between the actual cost of materials and the expected (or standard) cost.