骨折刚达到临床愈合时,正处于骨折愈合过程的哪一阶段
A.血肿机化演进期
B.骨折后2周以内
C.原始骨痂形成期
D.骨痂改造塑形期
E.永久骨痂形成期
参考答案:C
—How was your recent trip to Sichuan?
—I've never had ________ one before.
A.a pleasant
B.a more pleasant
C.a most pleasant
D.the most pleasant
颧骨的上颌突骨折会损伤的结构是
A.眶下神经
B.面神经颊支
C.腮腺导管
D.腮腺腺体
E.上颌动脉