“The lungs contain millions of tiny air sacs called alveoli. Here, oxygen passes into the blood, and carbon dioxide passes out to be breathed away.” What happens in the alveoli?
AOxygen and carbon dioxide are exchanged.
BFood is broken down into nutrients.
CBlood cells are made from bone marrow.
DAir is warmed before reaching the nose.
6.阅读理解(入学考试)困难
In paragraph one, the author describes how a small village got clean drinking water by building a well. In paragraph two, the author reports that childhood illnesses in the village fell by half in the next year. What relationship does the author suggest between the two paragraphs?
AChronological list of unrelated events
BProblem with no solution
CCompare and contrast
DCause and effect
7.医疗保健词汇(入学考试)中等
What does the suffix -emia (or -aemia) mean, as in “anaemia”?
AA condition of the skin
BA condition of the blood
CA condition of the urine
DA condition of the bones
8.医疗保健词汇(入学考试)困难
Choose the word that best completes the sentence: “Burning on urination and frequency are ___ of a urinary tract infection.”
Aindicative
Birrelevant
Cindifferent
Dindependent
9.英语语法与语言运用(入学考试)中等
Which sentence punctuates the city and state correctly?
AShe moved to Dallas, Texas, last year.
BShe moved to, Dallas Texas last year.
CShe moved to Dallas, Texas last year.
DShe moved to Dallas Texas, last year.
10.英语语法与语言运用(入学考试)困难
Which sentence uses a pronoun with a clear antecedent?
AAfter Ana called Lena, she cried.
BWhen Ana met Lena, Ana gave her a gift.
CWhen Ana met Lena, she gave her a gift.
DAna told Lena that she had won.
11.人体解剖学中等
哪对脑神经支配斜方肌和胸锁乳突肌?
A面神经(VII)
B舌下神经(XII)
C副神经(XI)
D迷走神经(X)
12.人体解剖学困难
尿液离开集合管后依次经过哪些结构?
A肾大盏、肾小盏、肾盂、输尿管
B肾盂、肾小盏、肾大盏、输尿管
C肾小盏、肾大盏、肾盂、输尿管
D肾小盏、肾盂、肾大盏、输尿管
13.人体生理学中等
第一心音(S1)是由什么引起的?
A主动脉瓣开放
B二尖瓣和三尖瓣关闭
C血液充盈心房
D主动脉瓣和肺动脉瓣关闭
14.人体生理学困难
在肾素–血管紧张素–醛固酮系统中,血管紧张素 I 主要在哪里转化为血管紧张素 II?
A肝
B肾上腺皮质
C肺
D肾的球旁细胞
15.护理入学考试生物中等
A tall pea plant could be TT or Tt. Which cross will best reveal its genotype?
ACross it with another tall plant
BCross it with a TT plant
CCross it with a short (tt) plant
DLet it grow for a longer time
16.护理入学考试生物困难
Fertiliser washes from farmland into a lake. Algae grow rapidly, then die, and later many fish die. What is the main cause of the fish deaths?
ABacteria decomposing the dead algae use up the oxygen
BThe fish eat too many algae and become ill
CThe algae release carbon dioxide that poisons fish
DThe fertiliser is directly poisonous to fish
17.护理入学考试化学中等
Rubbing alcohol evaporates faster than water at room temperature. What does this suggest?
AIts molecules are heavier than water molecules
BIts intermolecular forces are stronger than water's
CIt has a higher boiling point than water
DIts intermolecular forces are weaker than water's
In a test cross the unknown is crossed with a homozygous recessive. If any short offspring appear, the tall parent must be Tt; if all offspring are tall, it is very likely TT.
答案
C · Cross it with a short (tt) plant
16.护理入学考试生物
答案: A · Bacteria decomposing the dead algae use up the oxygen
为什么是这个答案
This is eutrophication. Extra nutrients cause an algal bloom. When the algae die, bacteria decompose them and use large amounts of dissolved oxygen, so fish suffocate.
答案
A · Bacteria decomposing the dead algae use up the oxygen
17.护理入学考试化学
答案: D · Its intermolecular forces are weaker than water's
为什么是这个答案
Liquids with weaker attractions between molecules evaporate more easily (they are more volatile) and have lower boiling points. Water's extensive hydrogen bonding makes it evaporate more slowly.
答案
D · Its intermolecular forces are weaker than water's