What is the interpretation of the acid base status for the following ABG: pH 7.08. PaCO2 75 mmHg, HCO3- 20 mEq/L

a. combined metabolic and respiratory acidosis
b. acute metabolic acidosis
c. acute respiratory acidosis
d. combined metabolic and respiratory alkalosis


a. combined metabolic and respiratory acidosis

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The anterior scalene and middle scalene common inferior attachment is:

a. First rib b. Second rib c. Third rib d. None of above

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Capillary blood collection tubes that contain heparin (to prevent clotting) are identified by a red mark.

Answer the following statement true (T) or false (F)

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The word root ________ means side

a. sidro b. kin c. ortho d. later

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A positive nitrogen balance is:

A. suggestive of a vitamin deficiency. B. when more nitrogen is ingested than is excreted. C. a key indicator of normal hydration. D. all of the above.

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