CENTRAL NERVOUS SYSTEM 中枢神经系统 脑 brain 脊髓 spinal cord
PERIPHERAL NERVOUS SYSTEM 周围神经系统 脑神经 cranial nerves 脊神经 spinal nerves 内脏神经 autonomic nervous system
内脏神经 autonomic nervous system 分布于心肌、平滑肌和 腺体,不受主观意识控 制,又称自主神经或植 物神经。又分为交感神 经sympathetic nerve 和付交感神经
parasympathetic
nerve
fundamental tissue of the nervous system:
Nissl bodies尼氏体
神经元纤 维 neurofibril
Nissl body Neurofibrils
树突棘 dendrite spine contacted by different types of synaptic terminals
types of neurons(1): morphologic types of neurons: classed by the configuration of their processes as unipolar, bipolar,or multipolar
the nervous tissue is made up of two classes of cells, the neurons and neurologia.
神经元
1.构造structure of neuቤተ መጻሕፍቲ ባይዱons:
胞体cell body
轴突axon 树突dendrites (Fig1: