首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Blood carries oxygen from the lungs to all the other tissues in the body and, in turn, carries waste products, predominantly car
Blood carries oxygen from the lungs to all the other tissues in the body and, in turn, carries waste products, predominantly car
admin
2013-02-24
26
问题
Blood carries oxygen from the lungs to all the other tissues in the body and, in turn, carries waste products, predominantly carbon dioxide, back to the lungs where they are released into the air. When【S1】______transport fails, a person dies within a few minutes. Food that has been processed by the digestive system into smaller components such as proteins, fats, and carbohydrates is also delivered to the tissues by the【S2】______. These nutrients provide the materials and energy【S3】______by individual cells for metabolism(新陈代谢). Waste products produced during metabolism, such as urea(尿)and uric acid, are carried by the blood to the kidneys,【S4】______they are transferred from the blood into urine and eliminated from the body.
In addition to oxygen and nutrients, blood also transports special【S5】______, called hormones, that regulate certain body functions. The movement of these chemicals enables one organ to control the function of【S6】______even though the two organs may be located far apart. In this way, the blood【S7】______not just as a means of transportation but also as a communications system.
The blood is more than a pipeline for nutrients and information; it is also【S8】______for the activities of the immune system, helping fend off infection and fight disease. In addition, blood carries the means for stopping itself from leaking out of the body after an【S9】______The blood does this by carrying special cells and proteins, known as the coagulation(凝结)system, that start to form clots within a matter of【S10】______after injury.
A)chemicals B)oxygen
C)seconds D)blood
E)which F)needed
G)other H)where
I)responsible J)another
K)acts L)available
M)injury N)hours
O)transports
【S10】
选项
答案
C
解析
受伤后血液在几秒之内凝结,符合本文意思,选项中的N)hours是干扰词汇。
转载请注明原文地址:https://kaotiyun.com/show/xru7777K
0
大学英语四级
相关试题推荐
A、Beingabilingual.B、Masteringthelanguagescompletely.C、Havingtheexperienceofdoinginterpreting.D、Meetingdifferentpe
Sharingonline,associalmediaenthusiastsarelearning,canhaveallsortsofunintendedconsequencesoffline.NowFaceboo
FrequentbusinesstravelerJoyceGioiaforgotmorethan$20000worthofjewelryinherhotelroominItalylastyear.Luckily
A、Askingtheirparentsformoremoney.B、Stoppingspendingmoneyforalongtime.C、Waitingforpocketmoneyforanothertime.D
Smokingisharmfultoourhealthandisextremelyhazardoustochildren.Parentswhosmokeoftenopenawindoworturnonafan
A、TeacherscanlearnsometeachingmethodsfromthemovieStandandDeliver.B、Teachersaresuccessfulbecausetheirparentsare
A、Highschoolstudentsareusingelectronicformstoapplyforcolleges.B、Highschoolstudentsaresendingmoreapplicationsco
A、Workhardertofindoutthethreat.B、Stopworkingbecauseofthefear.C、Tryhardtoregulateemotions.D、Actpositivelytor
It’sofficial:Moneycan’tbuyhappiness.Sure,ifapersonishanded$10,thepleasurecentresofhisbrainlightupasif
Interestinpursuinginternationalcareershassoaredinrecentyearsenhancedbychronic(长久的)personnelshortagesthatarecaus
随机试题
治安管理处罚决定一经作出,就发生法律效力,任何单位和个人非经法定程序和理由,不得随意变更或者撤销。
简述资产负债表的编制方法。
电话站、电子计算机房等弱电机房在选择位置时,不宜靠近变电所,这是出于()原因。
导致期货交易所终止的情形包括()。
下列关于政府补助的说法中,正确的有()。
企业负债与所有者权益的区别在于负债需要企业还本还息,而所有者权益则不需要。()
以下对审核结论说法不正确的是_________。
对于0<a<1,给出下列四个不等式:其中成立的是().
1948年4月毛泽东《在晋绥干部会议上的讲话》中完整地提出了新民主主义革命总路线,其主要内容是()
WheretheGalapagosIslandslietoday,therewasonceanunbrokenexpanseofPacific.Thentheseabegantoseetheandsimmer,t
最新回复
(
0
)