10 Questions
What are the two principal cell types of the nervous system?
Neurons and neuroglial cells
Which part of the neuron is composed of a cell body and its processes, axon, and dendrites?
Neurons
What is the function of neuroglial cells in the nervous system?
Support and wrap neurons
Which part of the neuron contains Nissl granules, Golgi apparatus, and mitochondria among other cell organelles?
The cytoplasm
Where are Nissl granules located within a neuron's structure?
All over the cell body and dendrites
What is the primary function of the dendrites in a neuron?
To receive electrical signals and convey them towards the cell body
Which type of neuron has a single process extending from the cell body?
Unipolar neuron
What is the primary function of the myelin sheath surrounding the axon?
To facilitate the transmission of electrical impulses along the axon
Which type of neuroglial cell is responsible for the formation of the myelin sheath in the central nervous system?
Oligodendrocytes
What is the primary function of the Schwann cells in the peripheral nervous system?
To produce the myelin sheath on peripheral nerve fibers
Test your knowledge on the organization of the nervous system, including the central nervous system (CNS) and the peripheral nervous system (PNS), as well as the histology of nervous tissue. Learn about neurons, supporting cells, and their functions.
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