Differentiate Between the FDA Pregnancy Categories to Determine the Proper

question 15

Multiple Choice

Differentiate between the FDA pregnancy categories to determine the proper category for a drug for which studies on animals have not demonstrated fetal risk and no studies have been performed in pregnant women.

• A) Pregnancy Category A
• B) Pregnancy Category B
• C) Pregnancy Category D
• D) None of these are correct.

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Definitions:

Pitch Diameter

The effective diameter of a screw thread, halfway between the major and minor diameters, crucial for thread engagement and measurement.

Diametral Pitch

The ratio of the number of teeth to the pitch diameter of a gear, indicating how densely the teeth are packed.

Chordal Thickness

A measurement of the thickness of an object at the midpoint of a chord, often used in reference to circular objects to specify a specific section's thickness.

Diametral Pitch

A measure of the fineness of a gear, computed as the number of teeth per unit diameter.