Hemoglobin Helps Maintain the Oxygen Pressure Gradient by ____

question 69

Multiple Choice

Hemoglobin helps maintain the oxygen pressure gradient by ____. ​

• A)carrying oxygen away from the lungs
• B)carrying carbon dioxide away from the lungs
• C)releasing oxygen at the lungs
• D)releasing carbon dioxide at the tissue
• E)releasing oxygen into the alveoli ​

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Definitions:

Hydrogen Ion

A positively charged ion or proton that plays critical roles in chemical reactions and pH balance in solutions.

Cation

Positively charged ion that is formed when an atom loses one or more electrons.

Valence Shell

The outermost shell of an electron orbiting the nucleus of an atom, determining the atom's chemical properties and reactivity.

Anion

A negatively charged ion, which forms when an atom or molecule gains one or more electrons.