Plasma electrolytes include
fibrinogen, globulins, and albumin
bicarbonate, magnesium, chloride, and potassium ions
monocytes, basophils, and eosinophils
creatinine, urea, and uric acid
The Correct Answer is B
A. Fibrinogen, globulins, and albumin: those are plasma proteins, not electrolytes (they’re large molecules, not ions).
B. Bicarbonate, magnesium, chloride, and potassium ions: these are ions dissolved in plasma and are classically considered electrolytes.
C. Monocytes, basophils, and eosinophils: those are white blood cells (formed elements), not electrolytes.
D. Creatinine, urea, and uric acid: those are nitrogenous waste/metabolites present in plasma, not electrolytes.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Submucosa: submucosa is connective tissue containing blood/lymph vessels and glands, not the epithelial lining.
B. Muscularis: muscularis is smooth muscle (inner circular/outer longitudinal layers) responsible for peristalsis, not epithelial.
C. Mucosa: the mucosa includes the epithelial lining, lamina propria, and may contain folds and mucus-secreting glands (e.g., gastric mucosa).
D. Serosa: serosa is the outermost connective tissue/mesothelial covering of the gut, not the epithelial absorptive/secreting layer.
Correct Answer is C
Explanation
A. Tunica media: Middle layer made of smooth muscle and elastic fibers; not the innermost layer.
B. Tunica externa: Outermost connective-tissue layer (adventitia) that contains collagen and sometimes vasa vasorum; not the innermost.
C. Endothelium: The simple squamous cell lining that forms the innermost surface (part of the tunica intima).
D. Vasa vasorum: Small blood vessels that supply the walls of large vessels, located in the outer layers; not the innermost.
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