Tag Archives: Autonomic nervous system

Synapses, Gap Junctions, and Glia: Their Structures, Functions, and Features

Synapses are the regions between the terminal of an axon and the receptors on other cells. Neurotransmitters can bring the messages across the synapses. Synapses can be open or enclosed, large or small. Synaptic inputs can affect the neuron activities. … Continue reading

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Central Nervous System (CNS) and Peripheral Nervous System (PNS): Structures and Functions

Central nervous system (CNS) Main structures Protective structures Functioning structures Connection structures The brain (<-> cranial nerves), spinal cord ( <-> spinal nerves) Blood-brain barrier: prevents poisonous substances from entering into the brain; Skull: shield the brain from external; pia … Continue reading

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