Which of the Following Factors Has the Greatest Influence on Blood

question 23

Multiple Choice

Which of the following factors has the greatest influence on blood flow to a skeletal muscle during exercise?

• A)arterial pressure
• B)diameter of the arterial blood vessels leading to the muscle
• C)number of capillaries surrounding the muscle
• D)the viscosity of the blood

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Definitions:

Electrodes

Conductive materials that allow the flow of electric current in and out of devices such as batteries or sensors.

Dysrhythmia

An abnormality in a physiological rhythm, particularly in the pattern of electrical activity of the heart.

P Waves

The waveform seen on an electrocardiogram that represents the depolarization of the atria of the heart.

Atrial Fibrillation

A common type of heart arrhythmia characterized by rapid and irregular beating of the upper chambers of the heart, leading to an increased risk of stroke and heart failure.