CELL BODY (= CYTON OR SOMA) OR PERIKARYON -
- It is nucleated & broader part of neuron.
- It may be up to 13.5 mm in diameter and may be irregular, spherical, oval, rounded, star-shaped or pyramidal.
- It consists of cytoplasm, nucleus and cell membrane.
- Cytoplasm of neuron is called neuroplasm, contain a nucleus, mitochondria, E.R., ribosome, lysosome oil glob- ules, neurofibrils & Nissl's granules. Centrosome absent.
- Cyton is concerned with metabolic maintenance and growth.