A Medically Important Example of Active Transport Is That of Drug

question 10

Multiple Choice

A medically important example of active transport is that of drug ________ proteins powered by the hydrogen ion gradient.

• A) efflux
• B) porin
• C) membrane-permeant
• D) diffusion
• E) lysis

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Definitions:

Diastolic Pressure

The lower number in a blood pressure reading, representing the pressure in the arteries when the heart rests between beats.

Systolic Pressure

The highest blood pressure measured in the arteries during the contraction phase of the heart cycle.

Korotkoff Sounds

Sounds heard over an artery when blood pressure is determined by the auscultatory method; caused by turbulent flow of blood.

Azygos Vein

A vein running up the side of the thoracic vertebral column, draining blood from the chest wall and upper lumbar region into the superior vena cava.