问题 单项选择题

肉芽肿性唇炎的临床表现是

A.唇肿胀、糜烂、干燥、脱屑、结痂,疣状或颗粒状增生,可出现白色条纹
B.有日光照射史,唇红部以糜烂为主要特征
C.唇肿胀,触之有散在、粟粒状小结节,有透明黏液溢出于唇表面,呈水珠状
D.唇弥漫性肿胀,柔软而有弹性
E.唇突然肿胀,触之韧而有弹性,肿胀消退较快

答案

参考答案:D

解析: 血管神经性水肿为一种急性局部反应性黏膜皮肤水肿,发病机制为工型变态反应,特点是突发性局限性水肿,但消退亦较迅速。光化性唇炎是过度日光照射引起的唇炎,分急性和慢性两种,急性光化性唇炎以水肿、水疱、糜烂、结痂和剧烈瘙痒为主要特征;慢性光化性唇炎以黏膜增厚、干燥、秕糠样白色鳞屑为主要特征。腺性唇炎是以唇口缘及唇部内侧的唇腺增生肥大,下唇肿胀或偶见上、下唇同时肿胀为特征的唇炎,唇部可见针头大小结节,中央凹陷,有黏液样物质排出。肉芽肿性唇炎可累及上、下唇,但上唇较多,肿胀局部柔软,有垫褥感,无痛,无瘙痒,压之无凹陷性水肿,可见纵行裂沟,呈瓦楞状。

完形填空

At the beginning of this century, medical scientists made an interesting discovery; we are built not just of flesh and blood but also of time. They were   36   to show that we all have “a body clock”   37    us, which controls the   38   and fall of our body energies,   39   us different from one day one to the next.

The   40   of “a body clock” should not be too   41   since the lives of most living things are controlled   42   the 24 hour night-and-day cycle. We feel   43   and fall asleep at night and become   44   and energetic during the day. If the 24 hour-cycle is   45   , most people experience unpleasant   46   . For example, people who are not   47   to working at night can find that   48   of sleep causes them to   49   badly at work.

50   the daily cycle of sleeping and   51  , we also have other cycles which   52   longer than one day. Most of us would   53   that we feel good on some days and not so good on    54   ; sometimes our ideas seem to flow and at other times, they   55   do not exist.

36.A.anxious                  B.able                        C.careful                    D.proud

37.A.inside                     B.around                    C.between                  D.on

38.A.movement                     B.supply                    C.use                         D.rise

39.A.showing                 B.treating                   C.making                   D.changing

40.A.invention                B.opinion                   C.story                      D.idea

41.A.difficult                  B.exciting                  C.surprising               D.interesting

42.A.from                      B.by                          C.over                       D.during

43.A.dull                       B.tired                             C.dreamy                  D.peaceful

44.A.regular                   B.excited                   C.lively                            D.clear

45.A.disturbed                B.shortened                C.reset                       D.troubled

46.A.moments                B.feelings                  C.senses                     D.effects

47.A.prevented               B.allowed                  C.expected                 D.used

48.A.miss                      B.none                       C.lack                        D.need

49.A.perform                  B.show                      C.manage                   D.control

50.A.With                      B.As well as               C.Except                    D.Rather than

51.A.working                 B.moving                   C.living                     D.waking

52.A.repeat                     B.remain                    C.last                         D.happen

53.A.agree                      B.believe                   C.realize                   D.allow

54.A.other                      B.the other                 C.all other                  D.others

55.A.just                        B.only                       C.still                        D.yet

单项选择题 A1型题