<li id="weu0s"><th id="weu0s"></th></li>

<code id="weu0s"></code>

<td id="weu0s"></td>

<fieldset id="weu0s"></fieldset>

<table id="weu0s"></table>

<menu id="weu0s"></menu><menu id="weu0s"><tbody id="weu0s"></tbody></menu>

填空題

外耳和中耳均由_發(fā)育而來，內(nèi)耳由發(fā)育而來。

答案：第1、2鰓弓、耳囊

你可能感興趣的試題

喉癌按解剖部位可分為____、、_和__。

答案：聲門上型癌、聲門型癌、聲門下型癌、混合型癌

慢性化膿性鼻竇炎主要病理改變可分為____________、_及___________。

答案：粘膜肥厚或息肉變性型、粘膜萎縮型、乳頭狀增生型

<menu id="2a4iq"><rt id="2a4iq"></rt></menu>

<samp id="2a4iq"></samp>

<button id="2a4iq"><li id="2a4iq"></li></button>

<noscript id="2a4iq"></noscript>

<li id="2a4iq"><th id="2a4iq"></th></li>

<ul id="2a4iq"></ul><dfn id="2a4iq"><tfoot id="2a4iq"></tfoot></dfn>