一、神经系统 昆虫的神经系统 nervous system是虫体传导各种刺激,保障各器 官系统产生协调反应的结构,属于梯型神经系中的腹神经索型神经。 其基本单元是功能和结构相当特化的神经细胞——神经原。按功 能划分的类型如下:

5.1 软件及软件技术 5.2 操作系统 (OS:Operating System) 5.3 程序设计语言及语言处理程序 5. 4 计算机软件理论基础和算法

(一)组成:鼻、咽、喉、气管、支气管、肺 (二)分部: 导气部一鼻、咽、喉、气管、支气管、肺的终末细支气管呼吸部一肺的呼吸性细支气管、肺泡管、肺泡囊、肺泡

一、卵巢(ovary) (一)一般结构 被膜:表面上皮一单扁或单立 白膜为一薄层致密结缔组织

Reading Assignment: Kinetics, Vac. Tech: Campbell, 10.1-1. 4(or Ohring Ch 2) 1. Consider a vacuum system at room temperature that has been pumped down to a 10 m-Torr with mostly nitrogen as determined from the residual gas analyzer. Make an in

Chapter 6: Integrity and Security (完整性与安全性) Domain Constraints(域约束) Referential Integrity(参照完整性) Assertions(断言) Triggers(触发器) Security(安全性) Authorization(授权) Authorization in SQL(SQL中的授权) Database System Concepts

Chapter 3: Relational Model Structure of Relational Databases Relational Algebra Extended Relational-Algebra-Operations Modification of the Database Views Tuple Relational Calculus Domain Relational Calculus Database System Concepts

Two kidneys Two ureters Bladder Urethra

PAUL ALFRED LAGACE Margaret macvicar Faculty Fellow Professor of Aeronautics and Astronautics and Engineering Systems Co-Director, Leaders For Manufacturing and System Design and Management Programs

生殖系统包括雄性生殖系统和雌性生殖系统两部分。 第六节雌性生殖系统(Female reproductive system) 雌性生殖系统包括卵巢、输卵管、子宫和阴道等器官。 一卵巢(ovary) 被膜:生殖上皮+白膜 (一)卵巢的一般结构