【实习内容】Contents of Observation
1.细胞核 1.Nucleus 2.粗面内质网与核糖体 2.Rough endoplasmic reticulum & ribosome 3.滑面内质网 3.Smooth endoplasmic reticulum 4.高尔基复合体 4.Golgi complex 5.溶酶体 5.Lysosome 6.线粒体 6.Mitochondrion 7.过氧化物酶体 7.Peroxisome 8.微丝(肌动蛋白丝) 8.Microfilament(actin f ilament) 9.微管 9.Microtubule 10.**体 10.Centrosome 11.脂滴 11.Lipid droplet 12.糖原颗粒 12.Glycogen particle 13.细胞周期 13.Cell cycle
1. 掌握细胞核、细胞膜的结构及组成���
2. 掌握细胞质内细胞器的组成、电镜结构特点。
3. 熟悉细胞骨架的组成及结构特点。
4. 了解染色体的核型、染色质 /染色体的变化特点。
5. 了解细胞周期、细胞分裂过程及各阶段的细胞形态特点。
1. To master the structure and composition of cell nucleus and membrane. 2. To master the composition of the cytoplasmic organelles and their features under electron microscopy (EM).
3. To be familiar with the composition and structure of the cytoskeleton.
4. To understand the characteristics of chromosome karyotype, changes of chromatin / chromosome.
5. To understand the cell cycle, cell division and their morphological characteristics at different stages.
图片1:细胞核 图 1-1a(电镜, EM)显示细胞核中淡染均质区域为常染色质( 1),深染区域为异染色质(2),核**为核仁( 3)。图 1-1b显示核外周为核膜部分,核膜为双层膜结构,核内膜 (1)与核外膜( 2)由核周腔( 3)相分隔。核膜上有许多核孔( 4),介导细胞核与细胞质之 1 3 1 2 2 4 3
图 1-1a 细胞核(EM,12 000×) 图 1-1b 核膜与核孔(EM,30 000×) Fig.1-1a Nucleus (EM, 12 000×) Fig.1-1b Nuclear membrane and pores (EM, 30 000×)
in an overlapped .at saccule. Golgi complex has cis-face (1) and trans-face (2). The former receives vesicles newly synthesized by RER (3), and the latter releases the modif ied protein condensing vacuoles (4).