In the Electron Transport System (ETS), Which of the Following

question 40

Multiple Choice

In the electron transport system (ETS) , which of the following are pumped into the intermembrane space, providing the concentration gradient essential for the generation of ATP?

• A) oxygen molecules
• B) water molecules
• C) ATP molecules
• D) hydrogen ions
• E) cytochromes

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Definitions:

Median Cubital Artery

The median cubital artery is a superficial blood vessel in the elbow region that connects the cephalic and basilic veins and is often used for venipuncture.

Ulnar Artery

The artery that runs along the side of the forearm that is closest to the body when in an anatomical position, supplying blood to the forearm and hand.

Major Arterial Vessel

A major arterial vessel is a large artery that carries oxygen-rich blood away from the heart to various parts of the body.

Aorta

The largest artery in the body, originating from the left ventricle of the heart and extending down to the abdomen, distributing oxygenated blood to the circulatory system.