A Physiologist Is Conducting an Experiment to Study the Effect

question 300

Multiple Choice

A physiologist is conducting an experiment to study the effect of hypertension on blood vessels and blood flow. In one of the patients , he discoves that the right renal artery is narrowed and the left renal is intact. If he concludes the flow in the vessel is decreased by factor of 16 compared to the left. By what percentage has the radius of the lumen been reduced?

• A)25%
• B)33%
• C)50%
• D)75%
• E)90%

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Definitions:

External Pressure

Force applied to the outside of the body or an object, often referring to medical contexts like wound management or blood pressure control.

Elastic Stockings

Specialized hosiery designed to improve blood circulation and prevent the formation of blood clots, often used in medical settings and during long periods of inactivity.

Dangling

A positioning technique where the patient sits on the edge of the bed with legs hanging freely, often used before standing to prevent dizziness.

Bed Rest

A medical recommendation or requirement where a patient lies down most of the time to aid in the healing process.