Table of Contents
What is a mass of nerve tissue called?
A cluster of neurons is called a nucleus if found in the central nervous system; it is called a ganglion if found in the peripheral nervous system (PNS).
Is the brain a mass of nerve tissue?
brain, the mass of nerve tissue in the anterior end of an organism. The brain integrates sensory information and directs motor responses; in higher vertebrates it is also the centre of learning.
What tissue makes up the brain and nerves?
Nervous tissue is found in the brain, spinal cord, and nerves. It is responsible for coordinating and controlling many body activities.
What is a mass of nervous tissue located inside your skull?
brain. a mass of nerve tissue well protected by membranes and the cranium, or skull.
What is the brain tissue called?
Neural or brain tissue is specialized for communication through the transmission of electrical signals. The majority (approximately 98%) of neural tissue is found within the brain and the spinal cord.
Which type of tissue would make up the majority of the brain?
Nervous tissue is the main component of the nervous system, which includes the brain, spinal cord, and nerves.
Are oligodendrocytes myelinated?
Oligodendrocytes are the myelinating cells of the central nervous system (CNS). They are generated from oligodendrocyte progenitor cells following tightly orchestrated processes of migration, proliferation and differentiation [1].
Which of the following are composed of mostly nerve tissue?
Brain, Spinal cord and Nerves.
Where are the nerve cells located in the brain?
Broca’s area: An area in the cerebrum that organizes thought and coordinates muscles for speech. Ganglion: A structure comprised of nerve cell bodies, usually located outside the central nervous system. Glial cells: Nerve cells (other than neurons) located in the brain that protect, support, and assist neurons.
Why are neurons considered the basis of nervous tissue?
Neurons are the cells considered to be the basis of nervous tissue. They are responsible for the electrical signals that communicate information about sensations, and that produce movements in response to those stimuli, along with inducing thought processes within the brain.
What makes up the peripheral nervous system of the brain?
The peripheral nervous system is composed of the spinal nerves that branch from the spinal cord and the autonomous nervous system (divided into the sympathetic and parasympathetic nervous system). The brain is made up of two types of cells: neurons and glial cells, also known as neuroglia or glia.
What is the function of the central nervous system?
Humans and other vertebrates possess a central nervous system (CNS) — the brain and spinal cord — containing specialized cells called neurons. The nervous system is essential for virtually every aspect of life and, along with the body’s other systems (muscular-skeletal, endocrine, etc.), performs the following seven basic, interrelated tasks: