MCQs - Neurobiology of the Neuron and Neuroglia

Multiple Choice Questions on Neurobiology of the Neuron and Neuroglia

Unipolar Neurons are seen in the Posterior Root Ganglia 13. Posterior Root Ganglia
Unipolar Neurons are seen in the Posterior Root Ganglia 13. Posterior Root Ganglia | Source

MCQ hub for Medical Students

Like many other hubs which I have published, this is also aimed at medical and paramedical students. The content is taken from standard text books and questions are prepared with great attention. Hope these mcqs will help you to gain more understanding about the subject matter. Students are hereby instructed to read the chapter first, from standard textbooks and then take the test.

Wish you the very best :)

In a neuron, a single long tubular process that conducts impulses away from the cell body is

  • Axon
  • Dendrite
  • Neuroglia

----------------------

Ans: Axon

Multiple Choice Questions on Neurobiology of the Neuron and Neuroglia

True or false? Normal neurons in the mature individual do not undergo division and replication.

Answer: True

Unipolar neurons are seen in the:


  • Basal ganglia
  • Posterior root ganglion
  • Vestibular ganglia

--------------------------------------


Ans: Posterior root ganglion

Bipolar neurons are seen in the:

  • Retina
  • Sensory cochlea
  • Vestibular ganglia
  • All of the above

--------------------------

Ans: All of the above

  • Multipolar neurons are seen in:
  • Fiber tracts of brain and spinal cord
  • Peripheral nerves
  • Motor cells of spinal cord
  • All of the above

------------------------------

Ans: All of the above

Golgi type I neurons are seen in:

  • Pyramidal cells of the cerebral cortex
  • Purkinje cells of the cerebellar cortex
  • Motor cells of the spinal cord
  • All of the above

------------------------------------------

Ans: All of the above

Cytoplasm of the cell body of the neurons contain:

  • Nissl substance
  • Golgi complex
  • Mitochondria
  • Microfilaments
  • Microtubules
  • Lysosomes
  • Centrioles
  • Lipofuscin, melanin, glycogen, and lipid.
  • All of the above

----------------------------------

Ans: All of the above

Nissl granules are NOT present in:

  • Axon
  • Cell body
  • Dendrites

-------------------

Ans: Axon

Nissl substance is composed of:

Golgi complex

Mitochondria

Microfilaments

Microtubules

Rough-surfaced endoplasmic reticulum

--------------------------------------------------

Ans: Rough-surfaced endoplasmic reticulum

Nissl substance is:

  • Acidophilic
  • Basophilic
  • Neutral

-----------------------

Ans: Basophilic

Many dendrites and one long axon are characteristic of which of the following neurons?

  • Bipolar
  • Multipolar
  • Unipolar

--------------------

Ans: Multipolar

Which of the following is responsible for synthesizing protein?

  • Golgi complex
  • Mitochondria
  • Microfilaments
  • Microtubules
  • Nissl substance

-----------------------------

Ans: Nissl substance

Multiple Choice Questions on Neurobiology of the Neuron and Neuroglia

The protein produced by the Nissl substance is temporarily stored in:

  • Golgi complex
  • Mitochondria
  • Microfilaments
  • Microtubules
  • Nissl substance

---------------------------

Ans: Golgi complex

Which of the following cell organelle in neuronal cell body, take part in the tricarboxylic acid cycle and the cytochrome chains of respiration?

  • Golgi complex
  • Mitochondria
  • Microfilaments
  • Microtubules
  • Nissl substance

-----------------------------

Ans: Mitochondria

Motor proteins for rapid transport in neurons are:

Adenine and Guanine

Kinesin and Dynein

Cytosine and Opsonin

----------------------------------

Ans: Kinesin and Dynein

Lysosomes are formed by the budding off of the:

Golgi apparatus

Mitochondria

Microfilaments

Microtubules

Nissl substance

--------------------------

Ans: Golgi apparatus

Which of the following is related to the formation of dopamine?

Lipofuscin

Lysosomes

Melanin

Nissl granules

---------------------

Ans: Melanin

Dendrites conduct the nerve impulse:

Away from the cell body

Toward the cell body

------------------------------------

Ans: Toward the cell body

Axoplasm (cytoplasm of the axons) does not have:

Nissl granules

Golgi complex

Mitochondria

Both A & B

--------------------------

Ans: Both A & B

A transmitter widely used by different neurons in the central and peripheral parts of the nervous system is:

Acetylcholine

Dopamine

Glycine

---------------------------------

Ans: Acetylcholine

Neurons in the substantia nigra releases:

Acetylcholine

Dopamine

Glycine

---------------------

Ans: Dopamine

A transmitter, principally found in synapses in the spinal cord is:

Acetylcholine

Dopamine

Glycine

------------------

Ans: Glycine

Which of the following neurotransmitters are used by skeletal neuromuscular junctions?

Acetylcholine (ACh)

Norepinephrine

Epinephrine

Dopamine

Glycine

Serotonin

Gamma-aminobutyric acid (GABA)

Enkephalins

Substance P

Glutamic acid

Ans: Acetylcholine (ACh)

Acetylcholine is found:

At the neuromuscular junction

In autonomic ganglia

At parasympathetic nerve endings

All of the above

-----------------------------

Ans: All of the above

In the central nervous system, nor-epinephrine is found in high concentration in the:

Basal ganglia

Hippocampus

Hypothalamus

---------------------------

Ans: Hypothalamus

Which of the following cells are neuroglia?

Astrocytes

Ependyma

Oligodendrocytes

Microglia

All of the above

---------------------

Ans: All of the above

Which of the following cells store glycogen within their cytoplasm?

Astrocytes

Ependyma

Oligodendrocytes

Microglia

All of the above

---------------------------

Ans: Astrocytes

Process by which astrocytes proliferate and fill in the spaces previously occupied by the dead neurons is called:

Glioma

Gliosis

Astrocytosis

Both B & C

------------------------

Ans: Both B & C

Which of the following cells form part of blood brain barrier?

Astrocytes

Ependyma

Oligodendrocytes

Microglia

All of the above

---------------------------

Ans: Astrocytes

Which of the following cells are responsible for the formation of the myelin sheath of nerve fibers in the central nervous system?

Astrocytes

Ependyma

Oligodendrocytes

Microglia

All of the above

---------------------------

Ans: Oligodendrocytes

Neurons and Neuroglia

The neurons in the central nervous system, cannot regenerate as they are incapable of undergoing cell division.

Neuroglial cells,are more in number than neurons (almost five or ten times more)

Which of the following cells take up K+ ions?

Astrocytes

Ependyma

Oligodendrocytes

Microglia

All of the above

----------------------------

Ans: Astrocytes

Microglial cells increase in number in the presence of diseases like:

Alzheimer disease

Parkinson disease

Multiple sclerosis

AIDS

All of the above

-----------------------------

Ans: All of the above

Which of the following cells line the cavities of the brain and the central canal of the spinal cord?

Astrocytes

Ependyma

Oligodendrocytes

Microglia

All of the above

---------------------------

Ans: Ependyma

Which of the following cells are involved in the production and secretion of cerebrospinal fluid?

Ependymocytes

Tanycytes

Choroidal epithelial cells

All of the above

--------------------

Ans: Choroidal epithelial cells

In Huntington chorea, which of the following neurons are affected?

Neurons that use GABA and acetylcholine

Neurons that use GABA and dopamine

Neurons that use dopamine and acetylcholine

------------------------------------------------------------

Ans: Neurons that use GABA and acetylcholine

Which are the forms of Cerebral Edema?

Vasogenic

Cytotoxic

Interstitial

All of the above

------------------------

Ans: All of the above

Which of the following type of edema is common in obstructive hydrocephalus?

Vasogenic

Cytotoxic

Interstitial

All of the above

-------------------------

Ans: Interstitial

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Comments 4 comments

thumbi7 profile image

thumbi7 16 months ago from India Author

Hi deb

Thanks for the visit and the nice comment


aviannovice profile image

aviannovice 16 months ago from Stillwater, OK

I had nearly forgotten this neurology myself. Great to get back up to snuff again.


thumbi7 profile image

thumbi7 16 months ago from India Author

Dr. Pran Rangan

Thank you for the visit and comment


Dr Pran Rangan 16 months ago

Thanks for the informative hub. I could refresh my knowledge about this topic that I had mostly forgotten.

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