在线英语听力室

专业术语—口腔生理学术语S3(英文详解)

时间：2006-07-05 16:00:00

（单词翻译:单击）

    Stem cells - cells from which a number of more Stimulated1 saliva2 - saliva which has been stimulated by chewing.

    Stippled3 - a pattern which is made of small dots. Gingiva has a stippled appearance due to small depressions caused by the attachment4 of clumps5 of fibres in the lamina propria to the basement membrane6 of the epithelium..

    Striated7 ducts - ducts which carry saliva from the intercalated ducts to a series of main collecting ducts. Striated duct cells are actively8 involved in secretion9 and absorption. Their striated appearance is due to the many long folds of the cell membrane.

    Submucosa - a layer beneath the lamina propria of mucosa, which is loose and elastic10. It may contain large blood vessels11, nerves, glands12 and lymphatic tissue.

    Substance P - a neuropeptide with a particularly powerful ability to excite a post synaptic cell. When substance P is released into a synapse13 of a sensory14 neurone it causes severe pain.

    Sulcus - see Gingival sulcus.

    Super-saturated15 solutions - When a solution is saturated and still more ions are added, they cannot be held in solution but precipitate16 as a solid deposit. The proline-rich proteins of saliva are capable of binding17 calcium18. They hold a store of calcium ions which allows saliva to carry more ions in solution than is theoretically possible. Saliva is thus a super-saturated solution of calcium phosphate.


分享到：


点击收听单词发音收听单词发音  

1 stimulated Rhrz78     
a.刺激的
参考例句：
  • The exhibition has stimulated interest in her work. 展览增进了人们对她作品的兴趣。
  • The award has stimulated her into working still harder. 奖金促使她更加努力地工作。
2 saliva 6Cdz0     
n.唾液，口水
参考例句：
  • He wiped a dribble of saliva from his chin.他擦掉了下巴上的几滴口水。
  • Saliva dribbled from the baby's mouth.唾液从婴儿的嘴里流了出来。
3 stippled d7e1c515efe1363f6e6d4cb596fc42fb     
v.加点、绘斑，加粒( stipple的过去式和过去分词 )；（把油漆、水泥等的表面）弄粗糙
参考例句：
  • They crossed a field stippled with purple weeds. 他们穿过点缀着紫色草的田地。 来自《简明英汉词典》
  • There was a gray stubble of beard stippled over Primitivo's jaws, his lip and his neck. 普里米蒂沃的下巴上，嘴唇上，脖子上布满了灰色的胡茬。 来自辞典例句
4 attachment POpy1     
n.附属物，附件；依恋；依附
参考例句：
  • She has a great attachment to her sister.她十分依恋她的姐姐。
  • She's on attachment to the Ministry of Defense.她现在隶属于国防部。
5 clumps a9a186997b6161c6394b07405cf2f2aa     
n.（树、灌木、植物等的）丛、簇( clump的名词复数 )；（土、泥等）团；块；笨重的脚步声v.（树、灌木、植物等的）丛、簇( clump的第三人称单数 )；（土、泥等）团；块；笨重的脚步声
参考例句：
  • These plants quickly form dense clumps. 这些植物很快形成了浓密的树丛。 来自《简明英汉词典》
  • The bulbs were over. All that remained of them were clumps of brown leaves. 这些鳞茎死了，剩下的只是一丛丛的黃叶子。 来自《简明英汉词典》
6 membrane H7ez8     
n.薄膜，膜皮，羊皮纸
参考例句：
  • A vibrating membrane in the ear helps to convey sounds to the brain.耳膜的振动帮助声音传送到大脑。
  • A plastic membrane serves as selective diffusion barrier.一层塑料薄膜起着选择性渗透屏障的作用。
7 striated striated     
adj.有纵线，条纹的
参考例句：
  • The striated and polished surfaces are called slicken-sides.有条痕的磨光面则称为擦痕面。
  • There are striated engravings on this wall.这面墙上有着条纹状的雕饰。
8 actively lzezni     
adv.积极地，勤奋地
参考例句：
  • During this period all the students were actively participating.在这节课中所有的学生都积极参加。
  • We are actively intervening to settle a quarrel.我们正在积极调解争执。
9 secretion QDozG     
n.分泌
参考例句：
  • Is there much secretion from your eyes?你眼里的分泌物多吗？
  • In addition,excessive secretion of oil,water scarcity are also major factors.除此之外，油脂分泌过盛、缺水也都是主要因素。
10 elastic Tjbzq     
n.橡皮圈，松紧带；adj.有弹性的；灵活的
参考例句：
  • Rubber is an elastic material.橡胶是一种弹性材料。
  • These regulations are elastic.这些规定是有弹性的。
11 vessels fc9307c2593b522954eadb3ee6c57480     
n.血管( vessel的名词复数 )；船；容器；（具有特殊品质或接受特殊品质的）人
参考例句：
  • The river is navigable by vessels of up to 90 tons. 90 吨以下的船只可以从这条河通过。 来自《简明英汉词典》
  • All modern vessels of any size are fitted with radar installations. 所有现代化船只都有雷达装置。 来自《现代汉英综合大词典》
12 glands 82573e247a54d4ca7619fbc1a5141d80     
n.腺( gland的名词复数 )
参考例句：
  • a snake's poison glands 蛇的毒腺
  • the sebaceous glands in the skin 皮脂腺
13 synapse 3HrzM     
n.突触
参考例句：
  • The chemical floods the synapse, overwhelming the serotonin receptors.这种化学物质湮没了突触，覆盖了5--羟色胺的受体。
  • Ecstasy also keeps serotonin from being reabsorbed,further increasing the concentration in the synapse.毒品引起的狂迷还能阻止5--羟色胺的再吸收，进一步增加了突触内5--羟色胺的浓度。
14 sensory Azlwe     
adj.知觉的，感觉的，知觉器官的
参考例句：
  • Human powers of sensory discrimination are limited.人类感官分辨能力有限。
  • The sensory system may undergo long-term adaptation in alien environments.感觉系统对陌生的环境可能经过长时期才能适应。
15 saturated qjEzG3     
a.饱和的，充满的
参考例句：
  • The continuous rain had saturated the soil. 连绵不断的雨把土地淋了个透。
  • a saturated solution of sodium chloride 氯化钠饱和溶液
16 precipitate 1Sfz6     
adj.突如其来的；vt.使突然发生；n.沉淀物
参考例句：
  • I don't think we should make precipitate decisions.我认为我们不应该贸然作出决定。
  • The king was too precipitate in declaring war.国王在宣战一事上过于轻率。
17 binding 2yEzWb     
有约束力的，有效的，应遵守的
参考例句：
  • The contract was not signed and has no binding force. 合同没有签署因而没有约束力。
  • Both sides have agreed that the arbitration will be binding. 双方都赞同仲裁具有约束力。
18 calcium sNdzY     
n.钙(化学符号Ca)
参考例句：
  • We need calcium to make bones.我们需要钙来壮骨。
  • Calcium is found most abundantly in milk.奶含钙最丰富。