Which of the Following Is Correct for Iron

question 36

Multiple Choice

Which of the following is correct for iron?

• A) It can combine reversibly with O₂.
• B) Deficiency in it can lead to polycythemia.
• C) It is converted into bilirubin and secreted into the bile when an old red blood cell ruptures and is degraded.
• D) It appears reddish when combined with CO₂.

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Definitions:

Afferent

Refers to the conveyance of sensory information from the peripheral body parts to the central nervous system.

Sensory Neuron

A type of neuron responsible for conveying information from sensory receptors towards the central nervous system.

Motor Neuron

A type of neuron that sends impulses from the brain or spinal cord to a muscle or gland, enabling movement and action.

Nerves

Bundled axons that form neural cables connecting the central nervous system with muscles glands, and sense organs.