In an Arteriole, If the Blood Vessel Radius Is 2

question 120

Multiple Choice

In an arteriole, if the blood vessel radius is 2 units and is then vasoconstricted to 1 unit,

• A) Blood flow decreases by half.
• B) Resistance increases 16 times.
• C) Blood viscosity increases.
• D) All of these.
• E) Resistance increases 16 times and blood viscosity increases.

---

Definitions:

National Park System

A collection of natural parks managed by a governmental entity aimed at preserving natural and cultural resources for public enjoyment and education.

Nixon

The 37th President of the United States, known for his role in the Watergate scandal and his consequent resignation from the presidency.

Environmental Event

An occurrence or incident that happens in the natural world, often having a significant impact on ecosystems, communities, or the climate.

Ecology

The scientific study of interactions among organisms and their environment, focusing on how biological communities are structured and function.