问题 单项选择题

关于腹膜的解剖生理,错误的是()

A.成人腹膜总面积可达2m2

B.正常腹腔可有100ml液体

C.腹腔有强大吸收力

D.腹膜可分泌大量渗出液

E.脏腹膜比壁腹膜痛觉敏感

答案

参考答案:E

解析:正常情况下,腹腔内有75~100ml黄色澄清液体,起润滑作用。腹膜向腹腔内渗出少量液体,内含淋巴细胞,巨噬细胞和脱落的上皮细胞。腹膜有强大的吸收能力,能吸收腹腔内的积液,血液,空气和毒素等。壁层腹膜主要受体神经的支配,对各种刺激敏感,痛觉定位准确;脏层腹膜受自主神经支配,来自交感神经和迷走神经末梢,对牵拉,胃肠腔内压力增加或炎症,压迫等刺激较为敏感,其性质常为钝痛而定位差。

单项选择题 A1型题
单项选择题

More and more residences, businesses, and even government agencies are using telephone answering machines to take messages or give information or instructions. Sometimes these machines give (1) instructions, or play messages that are difficult to understand. If you (2) telephone calls, you need to be ready to respond when you get a (3)

The most common machine is the (4) used in residence. If you call a home (5) there is a telephone answering machine (6) you will hear several rings and then a recorded message that (7) says something like this: "Hello. We can’t come to the (8) right now. If you want us to call you back, please leave your name and number after the beep." Then you will hear a "beep", (9) is a brief, high-pitched (10) . After the beep, you can say who you are, whom you want to speak to, and what number the person should call to (11) you, or you can leave a (12) . Some telephone answering machines record for only 20 or 30 seconds after the beep, (13) you must respond quickly.

Some large businesses and government agencies are using telephone answering machines to provide information on (14) about which they receive a large volume of (15) . Generally speaking, using these systems (16) you to have a touch-tone phone ( a phone with buttons rather than a rotary dial). The voice on the machine will tell you to (17) a certain button on your telephone if you want information on Topic A, another button for Topic B, and so on. You listen (18) you hear the topic you want to learn about, and then you push the (19) button. Immediately after making your (20) , you will hear a recorded message on the topic.

9()

A.type

B.kind

C.sort

D.character