Exam (elaborations)
SLCC Anatomy- Nervous tissue Questions and Answers 2024
- Course
- Institution
SLCC Anatomy- Nervous tissue
[Show more]
Content preview
SLCC Anatomy- Nervous tissueThe nervous system consists of which two subdivisions? - answercentral and peripheral
Clusters of neuron cell bodies located outside the CNS are called - answerganglia
Which functional division of the nervous system includes the SNS and ANS? -
answermotor nervous system
Which effectors are innervated by visceral motor neurons? - answerneurons and glial
cells
In neurons, the abundant free and bound ribosomes are collectively called the ______,
also known as Nissl bodies. - answerchromatophilic substance
The slightly expanded tips of telodendria are called - answermultipolar neurons
Efferent neurons transmit nerve impulses from the CNS to - answerMuscles or glands
Collectively, all glial cells guide young migrating _____ during development. -
answerneurons
The word root glia, as in "glial cells," most nearly means - answerglue
What are the neuroglia only found of the central nervous system? - answerependymal
cells and astrocytes
The largest and most abundant of the CNS glial cells, ____________ help form the
blood-brain barrier. - answerastrocytes
Which types of glial cells are found in the peripheral nervous system? -
answerneurolemmocytes and satellite cells
What is term describes the collection of lipids and proteins that may form a protective
coating around an axon? - answermyelin
Myelination affects nerve impulse conduction in which way? - answerallows saltatory
conduction from one neurofibril node to the next
Axon regeneration in the PNS involves ____________ in a process known as Wallerian
degeneration. - answerneurolemmocytes
, Nerves are bundles of parallel axons in the PNS that have three successive connective
tissue wrappings, called the - answerendoneurium, perineurium, and epineurium
The point at which two excitable cells contact to exchange information is called a -
answersynapse
At a chemical synapse, the presynaptic membrane releases a signaling molecule called
a - answerneurotransmitter
The rate of conduction of a nerve impulse is influenced by the diameter of the ___ and
presence or absence of a - answeraxon; myelin sheath
What accounts for the gray color of gray matter? - answerpresence of Nissl bodies and
the absence of myelin
Bundles of neurofilaments extending into dendrites and axons to provide structural
support are called - answerneurofibrils
The phrase "terminally differentiated," as applied to mature neurons, means that they
cannot - answerdivide mitotically to produce daughter cells
Although they outnumber ______ by as much as ten to one, _____ account for only
about half of the total volume of the nervous system. - answerneurons; glial cells
The ____ in the CNS and _____ in the PNS perform similar functions, although their
methods are different. - answeroligodendrocytes; neurolemmocytes
Which glial cells wander through the CNS and replicate in response to an infection,
much like leukocytes? - answermicroglia
Although classified as glial cells, ______ are also ____ that line the cavities in the brain
and spinal cord and help form the choroid plexus. - answerependymal cells; epithelial
cells
In the PNS, an axon may be enveloped by ______ without being ______. -
answerneurolemmocytes; myelinated
Which glial cells participate in the repair of damaged nerves? - answerneurolemmocytes
Which nervous system divisions or components contain no afferent neurons? -
answerANS and SNS of the motor nervous system
Ironically, a _____ neuron typically has more dendrites than a _____ neuron. -
answerunipolar; bipolar
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Dreamer252. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72042 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now