Which of These Statements Correctly Describes Haemoglobin

question 88

Multiple Choice

Which of these statements correctly describes haemoglobin?

• A)It combines preferentially with O₂ over any other molecules.
• B)When combined with carbon dioxide, it is known as oxyhaemoglobin.
• C) It plays a critical role in determining the amount of O₂ that is exchanged between alveoli and blood.
• D) It combines preferentially with CO₂ when partial pressure of O₂ is high in arterial blood.

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Definitions:

Ear Dysplasia

A condition characterized by abnormal development of the ear structures, potentially affecting hearing and balance.

Protruding Thin Tongue

A condition where the tongue is abnormally thin and extends beyond the teeth or lips, often indicative of underlying health issues.

Tracheal Shift

The displacement of the trachea from its normal midline position, which can indicate underlying medical conditions such as a pneumothorax.

Neck Tumor

A growth or lump in the neck area that can be benign or malignant, requiring medical evaluation for diagnosis and treatment.