The First Ultrasound Contrast Agent to Receive FDA Approval Was

question 13

Multiple Choice

The first ultrasound contrast agent to receive FDA approval was used in:

• A) biopsy procedures.
• B) vascular sonography.
• C) echocardiography.
• D) general sonography.

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Definitions:

Purporting

Presenting or claiming something to be true, often without offering proof or evidence.

Express Authority

The power granted intentionally to an agent by a principal, often in written form, to perform specific acts on the principal's behalf.

Words

Fundamental units of language, composed of one or more sounds or their written representation, that function as the principal carriers of meaning.

Actions

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