Structure of neurons-the soma cell nuclei large and round, centrally located less heterochromatin so pale stained, with a large, clear nucleolus 位于胞体中央,核大而圆,核仁 明显。染色质细小呈松网状。 e
cell nuclei large and round, centrallylocated, less heterochromatin, so pale stained, with a large, clear nucleolus 核： 位于胞体中央，核大而圆，核仁 明显。染色质细小呈松网状。 Structure of neurons-the soma
Structure of neurons the soma cytoplasm:a. a perikaryon(核周质) General structures > Mitochondria > Lysosome Golgi complex Centromere Special structures > Nissl body(尼氏体) Neurofibril(神经原纤维)
➢cytoplasm: a.k.a.perikaryon (核周质) ➢General structures: ➢ Mitochondria ➢Lysosome ➢Golgi complex ➢Centromere ➢ Special structures ➢Nissl body （尼氏体） ➢Neurofibril (神经原纤维) ➢Lipofuscin (脂褐素) Structure of neurons-the soma
Nissl body(尼氏体) Structure >LM: basophilic granules >EM: parallel arrays of RERs and free ribosomes function: >Protein synthesis > structural proteins enzymes required for the production of neurotransmitters >neuromodulators
Nissl body (尼氏体) ➢ Structure ➢ LM: basophilic granules ➢ EM: parallel arrays of RERs and free ribosomes ➢ function: ➢ Protein synthesis ➢structural proteins ➢enzymes required for the production of neurotransmitters ➢neuromodulators
Neurofibril神经原纤维 LM:硝酸银染色可见 EM:神经丝、神经微管 功能:维持细胞形态支持 和运输物质
LM：硝酸银染色可见 EM：神经丝、神经微管 功能：维持细胞形态支持 和运输物质 Neurofibril 神经原纤维
Other organelles Lipofuscin Mitochondrion g Golgi apparatus Nucleolus cell Nucleus mitochondria Nissl bodies Dendritic spine ° lysosomes Axon hillock
• Golgi apparatus • mitochondria • lysosomes Lipofuscin Other organelles