hypothalamus pituitary gland endocrine glands the nervous system from the broadest to the most specific.
The frightened system has two most important components: The primary anxious gadget is made up of the brain and spinal cord. The peripheral anxious device is made up of nerves that branch off from the spinal twine and amplify all elements of the frame.
The brain and Spinal twine Are the primary fearful machine. Nerves and Sensory Organs Make Up the Peripheral frightened machine. together, the critical apprehensive system (CNS) and the peripheral nervous systems (PNS) transmit and procedure sensory statistics and coordinate physical capabilities.
The central anxious gadget (CNS) includes the nerves in the brain and spinal twine. it is properly contained inside the cranium and vertebral canal of the backbone. all of the different nerves inside the body are part of the peripheral frightened machine (PNS).
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