18　口腔医学

18．1口腔

http：∥www．med．vu．nl／～anatomie／anatomie－ademhaling／htmls／cav oris．htm

18．2颊腔研究

http：∥beta．onelook．com／？w＝buccal＋cavity

18．3颊腔(https://www.daowen.com)

http：∥www．webref．org／invertebrate／b／buccal cavity．htm

18．4颊腔实验室研究

http：∥www．hci．utah．edu／labs／mango／work．html

18．5龋齿

http：∥www．priory．com／den／caries05．htm

18．6面部，鼻腔

http：∥umed．med．utah．edu／MS1／anatomy／study／grants11．16－19．html