What Is the Most Important Factor That Increases Blood Flow

question 94

Multiple Choice

What is the most important factor that increases blood flow through a specific tissue to meet the tissues needs?

• A) Vasoconstriction of arteries forces more blood to flow into the tissue served by those arteries.
• B) Parasympathetic-induced vasodilation of capillaries within the tissue allows more blood to flow into the tissue.
• C) Cellular products cause local vasodilation.
• D) Widespread venous vasoconstriction allows blood to dam up at the tissue level.
• E) All of these, except vasoconstriction of arteries forces more blood to flow into the tissue served by those arteries.

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Definitions:

Amniotic Fluid

The protective liquid contained within the amniotic sac that surrounds and cushions the fetus during pregnancy.

Fetal Cells

Cells that make up the fetus during pregnancy, highly capable of differentiation and growth, playing a critical role in the development of the embryo into a newborn.

Genetic Disorders

Diseases or conditions caused by abnormalities in an individual’s DNA, which can be inherited or arise through mutations.

Noninvasive Prenatal Diagnosis

A method of determining fetal health and genetic conditions using maternal blood tests, avoiding direct sampling from the uterus.