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Questions and Answers

What is the primary function of dendrites?

To provide structural support to the neuron

To receive information and pass it to the cell body (correct)

To transmit impulses away from the cell body

To form the blood-brain barrier

What are neuroglial cells primarily responsible for?

Conducting nerve impulses

Transmitting signals between neurons

Regenerating nerve cells

Providing support and protection to neurons (correct)

Which type of glial cell is involved in forming and maintaining myelin in the CNS?

Microglia

Astrocytes

Oligodendrocytes (correct)

Ependymal cells

What is the blood-brain barrier primarily responsible for?

Protecting the brain from toxic substances Signup and view all the answers

What do synaptic vesicles store?

Neurotransmitters Signup and view all the answers

Which of the following neurotransmitters is mentioned in the context of synaptic transmission?

Acetylcholine Signup and view all the answers

What is the role of calcium in synapses?

To facilitate the release of neurotransmitters Signup and view all the answers

What characteristic distinguishes microglia from other types of glial cells?

They are phagocytic in nature Signup and view all the answers

Which division of the nervous system is responsible for voluntary movement?

Somatic Nervous System Signup and view all the answers

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

Provide myelin insulation Signup and view all the answers

What structures are located at the exposed areas between Schwann cells on myelinated axons?

Nodes of Ranvier Signup and view all the answers

Which statement best describes the function of the nervous system?

It detects and responds to changes within and outside the body. Signup and view all the answers

What is the main component of the myelin sheath provided by Schwann cells?

High Phospholipid content Signup and view all the answers

Which part of the neuron conducts electrical impulses away from the cell body?

Axon Signup and view all the answers

What are the three main types of cells found in nervous tissue?

Neurones, Schwann cells, and neuroglial cells Signup and view all the answers

Which division of the autonomic nervous system is responsible for the 'fight or flight' response?

Sympathetic nervous system Signup and view all the answers

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Questions and Answers

What is the primary function of dendrites?

What are neuroglial cells primarily responsible for?

Which type of glial cell is involved in forming and maintaining myelin in the CNS?

What is the blood-brain barrier primarily responsible for?

What do synaptic vesicles store?

Which of the following neurotransmitters is mentioned in the context of synaptic transmission?

What is the role of calcium in synapses?

What characteristic distinguishes microglia from other types of glial cells?

Which division of the nervous system is responsible for voluntary movement?

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

What structures are located at the exposed areas between Schwann cells on myelinated axons?

Which statement best describes the function of the nervous system?

What is the main component of the myelin sheath provided by Schwann cells?

Which part of the neuron conducts electrical impulses away from the cell body?

What are the three main types of cells found in nervous tissue?

Which division of the autonomic nervous system is responsible for the 'fight or flight' response?

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