For intramembranous ossification to take place, which of the following is necessary?
A) Ossification centers form in the fibrous connective tissue membrane.
B) A bone collar forms around the cartilage model.
C) A medullary cavity forms.
D) The cartilage matrix begins to deteriorate.
A
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Indicate whether this statement is true or false.
A woman who drops something on her foot might injure which of the following bones?
A. vomer B. pisiform C. lunate D. cuneiform E. metacarpals
Which of the following is true of megakaryocytes?
A. They give rise to macrophages. B. They give rise to platelets. C. They secrete histamine. D. They aggregate to plug tears in blood vessels. E. They are small (no larger than 2 to 4 mm in diameter).
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Answer the following statement true (T) or false (F)