The Vessels That Are the Main Site of Variable Resistance

question 49

Multiple Choice

The vessels that are the main site of variable resistance in the circulatory system, and that contribute more than 60% of the total resistance, are the

• A) muscular arteries.
• B) elastic arteries.
• C) arterioles.
• D) venules.
• E) veins.

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Definitions:

Genes

Units of heredity that are transferred from parent to offspring and are responsible for determining some characteristics of the offspring.

DNA

DNA, a molecule responsible for carrying the genetic blueprints essential for the growth, development, operational processes, and reproductive functions in all recognized living beings and several viruses.

Molecule

The smallest unit of a chemical compound that can exist; composed of two or more atoms bonded together.

Genome

The complete set of genes or genetic material present in a cell or organism.