What is defined as the negative logarithm of the hydrogen ion concentration?
A. buffer
B. pH
C. acid
D. HCO3-
Answer: B
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Your patient is a 50-year-old man with a gunshot wound to the right anterior chest. He is unresponsive. Which of the following should you do first?
A) Check for a carotid pulse. B) Seal the chest wound. C) Auscultate breath sounds. D) Check for breathing.
When assisting a patient to take a nitroglycerin tablet, it is:
a. placed under the tongue. b. swallowed with only an ounce of water. c. chewed and then allowed to dissolve slowly. d. placed between the cheek and teeth.
A 5'2" female patient with normal lungs has been intubated and requires mechanical ventilation with volume-controlled continuous mandatory ventilation (VC-CMV)
The tidal volume (VT) and ventilator rate settings that should be recommended for this patient are which of the following? a. VT = 315 mL, rate = 20 breaths/min b. VT = 364 mL, rate = 14 breaths/min c. VT = 468 mL, rate = 12 breaths/min d. VT = 563 mL, rate = 10 breaths/min
Recombinant DNA technology resolves the problem of:
A) Source availability. B) Stem cell research. C) Viruses in genetically modified crops. D) Moral objections to genetic engineering.