Which bone acts as a moveable base for the tongue?
A) zygomatic bone
B) palatine
C) hyoid bone
D) mandible
C
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Which imbalance results when systemic arterial blood HCO3- levels drop significantly (below 22 mEq/liter)?
a) Metabolic alkalosis b) Metabolic acidosis c) Respiratory acidosis d) Respiratory alkalosis e) None of these choices
A virus is ______ than a bacterial cell, and a virus is composed of a _________________
A. larger; nucleic acid within a protein capsid. B. larger; eukaryotic cell with a cell wall. C. smaller; nucleic acid within a protein capsid. D. smaller; eukaryotic cell with a cell wall.
The cell bodies of sensory neurons are located in the
A. posterior funiculus. B. gray commissure. C. anterior funiculus. D. anterior horn. E. posterior root ganglion.
Why is arterial blood pressure higher than venous?
A) Arteries have more smooth muscle. B) Arteries need more oxygen. C) Arteries are closer to the heart and its force. D) Arteries have valves that prevent backflow of blood.