A.耳垂 B.拇指 C.足跟 D.食指 E.無(wú)名指
A.足跟 B.頸外靜脈 C.無(wú)名指 D.肘前靜脈 E.耳垂
A.計(jì)數(shù)板分為兩個(gè)計(jì)數(shù)室 B.在計(jì)數(shù)室兩側(cè)各有一條支柱,比計(jì)數(shù)室高出1mm C.每個(gè)計(jì)數(shù)室邊長(zhǎng)均為3mm D.每個(gè)計(jì)數(shù)室劃成9個(gè)大方格 E.白細(xì)胞計(jì)數(shù)采用計(jì)數(shù)室四角四個(gè)大方格