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Organization and Histology of the Nervous System Quiz

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Organization and Histology of the Nervous System Quiz

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Questions and Answers

What are the two principal cell types of the nervous system?

Neurons and axons

Nissl granules and Golgi apparatus

Neurons and neuroglial cells (correct)

Nerve cells and supporting cells

Which part of the neuron is composed of a cell body and its processes, axon, and dendrites?

Neuroglial cells

Neurons (correct)

Nerve impulses

Peripheral nerves

What is the function of neuroglial cells in the nervous system?

Support and wrap neurons (correct)

Produce Nissl granules

Contain mitochondria

Transmit nerve impulses

Which part of the neuron contains Nissl granules, Golgi apparatus, and mitochondria among other cell organelles?

The cytoplasm Signup and view all the answers

Where are Nissl granules located within a neuron's structure?

All over the cell body and dendrites Signup and view all the answers

What is the primary function of the dendrites in a neuron?

To receive electrical signals and convey them towards the cell body Signup and view all the answers

Which type of neuron has a single process extending from the cell body?

Unipolar neuron Signup and view all the answers

What is the primary function of the myelin sheath surrounding the axon?

To facilitate the transmission of electrical impulses along the axon Signup and view all the answers

Which type of neuroglial cell is responsible for the formation of the myelin sheath in the central nervous system?

Oligodendrocytes Signup and view all the answers

What is the primary function of the Schwann cells in the peripheral nervous system?

To produce the myelin sheath on peripheral nerve fibers Signup and view all the answers