Oral mucosal lesions may exhibit a red to blue to black color for one of several reasons. These would include all the following except:
a. Increased number of submucosal vessels
b. Submucosal extravasation of blood
c. Deposition of foreign material
d. Increased thickness of epithelium
e. Hyperemia (vascular congestion)
D
Health Professions
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What is the easiest vital sign to observe when caring for an ill person?
a. blood pressure c. skin signs b. respiratory rate d. level of consciousness
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The brain needs a continuous supply of ________; if the supply is interrupted for more than a few minutes, brain damage or death will occur
a. melatonin b. water c. food d. oxygen
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