N2O tanks maintain a constant pressure of approximately 1100 psi until all the liquid has evaporated,making residual volume difficult to determine
A) True
B) False
B
Explanation: B) N2O tanks maintain a constant pressure of approximately 745 psi until all the liquid has evaporated,making residual volume difficult to determine
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The outermost layer of skin is known as the:
a. subcutaneous fascia b. dermis c. corium d. epidermis
A client with suspected inhalation anthrax is admitted to the emergency department. Which action by the nurse takes the highest priority?
a) Monitor vital signs and oxygen saturation every 15 to 30 minutes. b) Suction the client as needed to obtain a sputum specimen for culture and sensitivity. c) Assess intake and output and maintain adequate hydration. d) Reassure the client that intubation and mechanical ventilation will be temporary.
Hemoglobin C disease has altered solubility properties similar to hemoglobin S disease. What accounts for this altered solubility?
a. Heme iron is in the ferric form rather than ferrous form. b. The hemoglobin remains in the tense structure. c. A nonpolar amino acid is substituted for a polar amino acid. d. A polar amino acid is substituted near the pocket where heme binds.
Less concentrated mixtures are known as:
A) elixirs B) dilutions C) solutions D) suspensions