Examlex
A client with a pressure ulcer has the following laboratory values: white blood count 8000/mm3,prealbumin 15.2 mg/dL,albumin 4.2 mg/dL,and lymphocyte count 2000/mm3.Which action by the nurse is most appropriate?
Diffusion
The movement of molecules or particles from regions of higher concentration to regions of lower concentration.
Physiological Dead Air Space
The volume of the airways where gas exchange does not occur, including parts of the bronchial tree and trachea.
Anatomic Dead Space
The portion of the respiratory system where gas exchange does not occur, including the nose, trachea, and bronchi, where air is moved in and out without being involved in oxygen/carbon dioxide exchange.
Respiratory Membrane
The thin barrier through which gas exchange occurs between the air in the lungs and the blood in capillaries.
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