Hemoglobin

question 79

Multiple Choice

Hemoglobin

• A) combines preferentially with O₂ over any other substance.
• B) when combined with carbon dioxide is known as carboxyhemoglobin.
• C) plays a critical role in determining the amount of O₂ that is exchanged between alveoli and blood, because it acts as a storage depot, removing dissolved O₂ from the blood thereby keeping PO₂ low and allowing net diffusion of O₂ to continue until the hemoglobin is completely saturated.
• D) both (a) and (b) above.
• E) all of these answers

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Definitions:

Mental Health

A state of well-being in which an individual realizes their own abilities, can cope with the normal stresses of life, work productively, and is able to make contributions to their community.

Physical Health

A state of well-being in which an individual is able to perform daily activities without restrictions caused by physical illness or injury.

Secondary Appraisal

An evaluation of one’s coping resources and options for dealing with stress.

Coping Resources

Various strategies, mechanisms, or means a person utilizes to handle stress, difficulties, or trauma.