A Creaking or Grating Sound That Increases in Intensity with Deep

question 95

Multiple Choice

A creaking or grating sound that increases in intensity with deep breathing and is similar to coarse crackles, but is not affected by coughing, best describes which of the following?

• A) Rhonchi
• B) Friction rub
• C) Rales
• D) Wheezing

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Definitions:

Mid-Ocean Ridges

Undersea mountain ranges formed by the upwelling of magma as tectonic plates diverge, where new oceanic crust is created.

Asthenosphere

The semi-fluid layer of the Earth's mantle just below the lithosphere, allowing for plate tectonic movement due to its plasticity.

Marine Sediments

Deposits accumulated on the ocean floor, derived from chemical precipitates, organic matter, or the erosion of terrestrial materials.

Black Smokers

Hydrothermal vents on the seafloor in which hot water from within the rock jets out into cold seawater and forms a cloud of minerals, especially those rich in sulfur.