• 1. Nucleus & RER (EM).
• 2. Nuclear pore & rER continuous with the outer nuclear membrane(EM).
• 3. Melanin pigment in negroid skin(LM)
• 4. Glycogen granules in liver. (LM)
• 5. lipid droplet.(EM)
NUCLEUS..
• Nuclear envelope.
• Chromatin.
• Nucleolus.
• Nucleoplasm.
• Nuclear pores.
• RER
Two parallel nuclear membrane
Nuclear pore
Nuclear pore & rER continuous with the outer nuclear membrane
Nuclear pore & rER continuous with the outer nuclear
membrane
Melanin pigment in negroidskin(LM)
a. Dark brown pigment.
b. In the epidermis of skin.
E/M of Glycogen granules
• One of the cell inclusions.
• Has a rosette appearance.
• Found in liver cells.
Glycogen granules in liver
Glycogen granules in liver(L/M)
a. Red granules
b. Found in Liver cells
E/M of lipid droplet:
• 1. One of the cell inclusions
• 2. Electron dense ( dark) and homogenous in appearance.
• 3. Variable in size.