Electron Flow in the Mitochondria Follows This Pathway

question 48

Multiple Choice

Electron flow in the mitochondria follows this pathway:

• A) NADH → FMN → Coenzyme Q → Cyt A → Cyt B → Cyt C → O₂
• B) NADH → FMN → Cyt B → Coenzyme Q → Cyt C → Cyt A → O₂
• C) FMNH₂ → NAD → Coenzyme Q → Cyt B → Cyt C → Cyt A → O₂
• D) NADH → FMN → Coenzyme Q → Cyt B → Cyt C → Cyt A → O₂
• E) NADH → FMN → Cyt B → Cyt C → Coenzyme Q → Cyt A → O₂

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Definitions:

Carbon Monoxide Poisoning

A potentially fatal condition caused by inhaling carbon monoxide gas, leading to symptoms such as headache, dizziness, and nausea, due to reduced oxygen carrying capacity of blood.

Smoke Inhalation

The act of breathing in combustion products during exposure to fire, which can lead to respiratory distress and other health issues.

Pulse Oximetry

A non-invasive method to monitor the oxygen saturation level of the blood using a device usually clipped to a finger.