Why Is an Introducer Sheath Used in Many Angiographic Procedures

question 25

Multiple Choice

Why is an introducer sheath used in many angiographic procedures?

• A) To position guidewires
• B) To reduce vessel trauma
• C) For use only with angioplasty
• D) For stent placement

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Definitions:

Air Quality

A measure of the amount of pollutants in the air, reflecting how clean or polluted the air is.

Composite Volcano

A type of volcano built from alternating layers of lava flows, volcanic ash, cinders, blocks, and bombs, typically steep-sided and explosive.

Pyroclastic Rocks

Formed from volcanic eruptions, these rocks are made up of volcanic ash, dust, and debris.

Felsic Lava

Lava that is high in silica content, leading to high viscosity and explosive volcanic eruptions.