二、多項(xiàng)選擇題(本大題共10小題，每小題1分，共10分)

在每小題列出的四個(gè)備選項(xiàng)中至少有兩個(gè)是符合題目要求的，請(qǐng)將其代碼填寫(xiě)在題后的括號(hào)內(nèi)。錯(cuò)選、多選、少選或未選均無(wú)分。

1.在血細(xì)胞發(fā)育過(guò)程中形態(tài)學(xué)演變的一般規(guī)律，細(xì)胞從幼稚至成熟，細(xì)胞外形由圓形或橢圓形變?yōu)椴灰?guī)則形的細(xì)胞是(          )

A.單核細(xì)胞系                                              B.粒細(xì)胞系

C.漿細(xì)胞系                                                  D.巨核細(xì)胞系

2.下列疾病中應(yīng)列為骨髓穿刺檢查禁忌證的有(          )

A.白血病                                                     B.妊娠晚期婦女

C.血友病                                                     D.血小板減少性紫癜

3.原粒細(xì)胞與早幼粒細(xì)胞形態(tài)學(xué)的區(qū)別是早幼粒細(xì)胞具有(          )

A.核偏位                                                     B.核周?chē)�出現(xiàn)淡染區(qū)

C.胞質(zhì)中出現(xiàn)少量顆粒                                D.核染質(zhì)纖細(xì)，核仁明顯

4.各系血細(xì)胞的細(xì)胞核在胞質(zhì)中的位置，哪些系列細(xì)胞核位置偏位(          )

A.粒細(xì)胞系                                                  B.淋巴細(xì)胞系

C.漿細(xì)胞系                                                  D.單核細(xì)胞系

5.中性粒細(xì)胞堿性磷酸酶（NAP）積分值增高可見(jiàn)于(          )

A.急性粒細(xì)胞白血病                                    B.類(lèi)白血病反應(yīng)

C.再生障礙性貧血                                       D.急性淋巴細(xì)胞白血病

6.外周血中球形細(xì)胞增多最常見(jiàn)于(          )

A.自身免疫性溶血性貧血                             B.巨幼細(xì)胞貧血

C.再生障礙性貧血                                       D.遺傳性球形細(xì)胞增多癥

7.對(duì)缺鐵性貧血有診斷價(jià)值的實(shí)驗(yàn)室檢查指標(biāo)是(          )

A.血清鐵蛋白降低                                       B.總鐵結(jié)合力降低

C.骨髓鐵染色細(xì)胞外鐵降低                         D.紅細(xì)胞內(nèi)游離原卟啉降低

8.急性白血病的臨床表現(xiàn)常見(jiàn)的癥狀有(          )

A.貧血                                                         B.出血   

C.感染                                                         D.浸潤(rùn)

9.急性淋巴細(xì)胞白血病L₃型白血病細(xì)胞的典型特征是(          )

A.細(xì)胞外形、大小不一致                             B.核形規(guī)則，呈圓形或橢圓形

C.胞質(zhì)中有明顯小空胞                                D.核形不規(guī)則，可有凹陷和折疊

10.一期止血缺陷常選用哪些實(shí)驗(yàn)室檢查作為初步篩選試驗(yàn)(          )

A.全血凝固時(shí)間測(cè)定                                    B.血小板計(jì)數(shù)

C.出血時(shí)間測(cè)定                                           D.血漿凝血酶原時(shí)間測(cè)定