单项选择题
A1/A2型题
B.硬腭前部腺体较多
C.硬腭的黏骨膜易于从骨面分离
D.硬腭前部含有少量脂肪
E.硬腭黏膜在近牙槽骨部较厚
有关硬腭层次结构的特点,错误的是()
A.腭中缝处无黏膜下层B.硬腭前部腺体较多
C.硬腭的黏骨膜易于从骨面分离
D.硬腭前部含有少量脂肪
E.硬腭黏膜在近牙槽骨部较厚
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