Nervous Tissue: Neurons and Glial Cells

Play an AI-generated podcast conversation about this lesson

What is the main function of glial cells in nervous tissue?

Regenerating axons and dendrites

Transmitting impulses between neurons

Forming the blood-brain barrier (correct)

Creating synapses

In which part of the nervous system is grey matter primarily located?

Central nervous system (correct)

Both central and peripheral nervous systems equally

Within the neuron itself

Peripheral nervous system

What does a Schwann cell primarily contribute to in neuron structure?

Producing cell bodies

Forming myelin sheath around axons (correct)

Creating synapses with other cells

Transmitting impulses between dendrites

Which type of neuron has a single axon and symmetrical dendrites extending from it?

Multipolar neurons Signup and view all the answers

Where are ganglia primarily found in the nervous system?

In the peripheral nervous system Signup and view all the answers

What distinguishes white matter from grey matter in the nervous system?

Speed of impulse transmission Signup and view all the answers

What is the main function of sensory neurons?

Helping taste, smell, hear, see, and feel things around us Signup and view all the answers

Which type of synapse allows signals to move faster: chemical or electrical synapses?

Electrical synapses Signup and view all the answers

What is the main function of interneurons in the nervous system?

Passing signals between sensory and motor neurons Signup and view all the answers

In terms of structure, where are dendrites located on a bipolar neuron?

On the side opposite to the axon Signup and view all the answers

What distinguishes myelinated neurons from non-myelinated neurons based on Schwann cell arrangement?

Myelinated neurons have myelin sheath covering their axons Signup and view all the answers

Where do ganglia primarily exist in relation to neurons?

Outside the central nervous system Signup and view all the answers

What is the anatomical division of the nervous system that includes the brain and spinal cord?

Central Nervous System (C.N.S) Signup and view all the answers

Which part of the nervous system consists of cranial nerves and spinal nerves?

Peripheral Nervous System (P.N.S) Signup and view all the answers

What does white matter primarily consist of in the nervous system?

Axons in CNS Signup and view all the answers

Which part of the nervous system is characterized by cell bodies in the CNS?

Grey matter Signup and view all the answers

What is a ganglion in the context of the nervous system?

Collection of neurons bodies in PNS Signup and view all the answers

Which division of the nervous system is responsible for involuntary control of visceral muscles and glands?

Parasympathetic division Signup and view all the answers