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Nervous Tissue Structure and Classification

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Questions and Answers

What is the main function of neurons in the nervous tissue?

To produce and store hormones
To control voluntary movements
To receive stimuli and conduct them to the central nervous system (correct)
To regulate body temperature

How many neurons are there in human beings?

100 million
10 million (correct)
1 billion
1 million

Which neuron classification has many processes, including an axon and many dendrites?

Unipolar neuron
Pseudo-unipolar neuron
Bipolar neuron
Multipolar neuron (correct)

What is the role of neuroglial cells in the nervous tissue?

To support and protect neurons (A) Signup and view all the answers

Which part of the nervous tissue is responsible for excitability and conduction of impulses?

Neurons (B) Signup and view all the answers

What is the rare type of neuron with a single process?

Unipolar neuron (B) Signup and view all the answers

What is the function of a sensory neuron?

Receives stimuli from receptors and conducts impulses to CNS (A) Signup and view all the answers

What is the function of a motor neuron?

Conducts impulses from CNS to effector organs (D) Signup and view all the answers

What is the function of an interneuron?

Connects sensory and motor neurons (A) Signup and view all the answers

What is the role of endoneurium in a peripheral nerve?

Supports individual nerve fibers with loose connective tissue (C) Signup and view all the answers

What is the function of ganglia in the neuronal pathway?

Serve as relay centers in the neuronal pathway (C) Signup and view all the answers

In which type of ganglia are the cell bodies of the neurons enveloped by a layer of cuboidal cells called satellite cells?

Sensory ganglia (B) Signup and view all the answers

What is the structure that surrounds the entire nerve with a dense connective tissue sheath?

Epineurium (D) Signup and view all the answers

What is the main function of optic nerve fibers?

Conduct impulses from CNS to effector organs (A) Signup and view all the answers

What is the composition of endoneurium in a peripheral nerve?

Loose connective tissue composed of reticular fibers supporting individual nerve fibers (D) Signup and view all the answers

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