When small blood vessels are damaged, loss of blood is prevented by
a. platelet aggregation.
b. vasoconstriction of these vessels.
c. formation of a platelet plug.
d. all of these answers.
e. none of these answers.
D
Anatomy & Physiology
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Indicate whether the statement is true or false.
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The root of a tooth is covered by
A) enamel. B) cement. C) dentin. D) pulp. E) the root canal.
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What will be an ideal response?
Anatomy & Physiology