practical nucleus

Mature erythrocytes

Blood platelets

cuboidal cells

rounded cells

columnar shaped cell

simple squamous epithelial cells

fat cells

Eosinophil leukocytes: Bi-lobed nucleus

Neutrophil leukocytes: 3-5 lobes

Megakaryocyte

1 nuclei

Binucleated cell in liver cell

Multinucleated: Skeletal muscle fibers

Multinucleated: Osteoclasts

Chromatin of interphase nucleus: Plasma cells

Nuclei with extended chromatin and prominent nucleoli:

As in nerve cells ( curved arrows)

Sex chromatin or Barr body

• Dark staining heterochromatic mass

• Lying against the inner surface of the nuclear membrane of interphase female

cells only e.g. neutrophils from a normal female

Nuclei showing different phases of mitotic figures

Chromosomes

Banding staining of chromosomes: Numerous dark strands alternating with light strands

• G-banding with Giemsa stain

• a series of light and dark stripes along the length of chromosome