Carbon Monoxide Is Toxic Because It Can Successfully Compete with Oxygen

question 25

Multiple Choice

Carbon monoxide is toxic because it can successfully compete with oxygen for hemoglobin (Hb) sites according to the following equilibrium:
Hb(O₂) ₄(aq) + 4CO(g)
Hb(CO) ₄(aq) + 4O₂(g)
From Le Châtelier's principle,CO poisoning is reversed by

• A)increasing the O₂ pressure.
• B)decreasing the amount of Hb.
• C)increasing the CO₂ pressure.
• D)increasing the CO pressure.
• E)increasing the amount of Hb.

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Definitions:

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The process of absorbing and integrating new information into one's existing knowledge or understanding.

Adaptation

In Piaget’s theory of cognitive development, the process by which the human mind constructs its knowledge, both assimilating new information to existing knowledge structures or understandings, and accommodating those structures to create a better fit to what is new.

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In Piaget’s theory of cognitive development, the adaptation process by which existing knowledge structures are modified somewhat when an individual is exposed to new information.