Histology MCQs/Nerve Tissue



What is an axonal transport? - Transportation of a material inside microtubules + Transportation of a material along microtubules - Spreading of a signal inside axons - Spreading of a signal along axons
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{What is a Bergman's glia? - Microglial cells in the cerebellum - Microgilal cells in the retina + Astrocytes in the cerebellum - Astrocytes in the retina
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{Which type of neurons are Betz pyramidal cells (Betz pyramides)? - Unipolar neurons - Pseudounipolar neurons - Bipolar neurons + Multipolar neurons
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{What is main function of the choroid plexus? - Peristaltic movement of the cerebrospinal fluid - Mechanical support of cavities inside brain + Production of the cerebrospinal fluid - Resorption of the cerebrospinal fluid
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{Which cells conatin glial fibrillary acidic protein (GFAP)? - Oligodendrocytes - Mikroglial cells + Astrocytes - Neurons
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{Which intracellular structure contains glial fibrillary acidic protein (GFAP)? + Intermediate filaments - Skeleton of nucleus - Golgi apparatus - Mikrotubules
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{Which type of nerve fibers takes place inside the peripheral nerve? + Both myelinated and unmyelinated - Myelinated only - Unmyelinated only - Mainly unmyelinated, but occasionally also myelinated
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{Embryonic origin of astrocytes: - Neural crest + Neural tube - Mezenchyme - Ectoderm
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{Embryonic origin of microglial cells: - Endoderm + Mezenchyme - Neural tube - Neural crest
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{Which is embryonic origin of neurons inside the basal ganglia? - Neural crest + Neural tube - Mezenchyme - Yolk sack
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{Which type of capillaries is part of the blood-brain barrier? - Fenestrated capillaries with continuous basement membrane - Fenestrated capillaries with non-continuous basement membrane + Non-fenestrated capillaries - Sinusoids
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{How many layers does have the cortex of the cerebellum? + Exactly three - Two or three - Three or four - Two to four
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{Ependymal cells: + Form covering layer of the cavities inside CNS - Apical pole is smooth, without projections - Produce huge amount of endogenic opioids - Are tall columnar cells
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{Is it possible proove the myelin using immunohistochemistry? - Yes, it is, but we have to pretreat the specimen with the chloroform (trichlormethan) - Yes, but for specimens harvested from the peripheral nerve system + Yes, it is, e.g., using the myelin basic protein - No, it is not possible
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{What is not true for neurons? - They have plenty of microtubules inside the axon - They are rich on the rough endoplasmic reticulum + They have strongly eosinophilic cytoplasm - They have conspicuous nucleolus
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{Which type of cells produces myelin sheet? + Either oligodendrocytes of Schwann cells - Oligodendrocytes only - Schwann cells only - Neurons
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{Staining for myelin: - Methylen blue - Toluidin blue - Alcian blue + Luxol blue
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{Function of satelite cells: + They support neurons inside the peripheral ganglia - They support neurons inside the cerebellar cortex - They support neurons inside the motoric cortex - They support neurons inside the basal ganglila
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{Neurotransmiter of a motor plate: + Acetylcholins - Norepinephrin - Epinephrin - The motor plate is an electric synapsis, it needs no transmitter
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{What is main principle of the Nissl's technique? - Using of an impregnation - Using of an acidic dye + Using of a basic dye - Using of lectins
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{What is a Nissl's substance? - Smooth endoplasmic reticulum and rouhg endoplasmic reticulum - Complec of microtubules and intermediary filaments - Rough endoplasmic reticulum and Golgi apparatus + Rough endoplasmic reticulum and polyribosomes
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{Which type of connective tissue is the pia mater? + Highly vascularized loose connective tissue - Poorly vascularized loose connective tissue - Highly vascularized reticular tissue - Poorly vascularized reticular tissue
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{Which type of ganglia takes usually place in the wall of hollow organs? + Parasymphatetic ganglia - Somatomotoric ganglia - Symphatetic ganglia - There are no gangila in the wall of hollow ograns
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{What is a cytoarchitecture of the brain cortex? - Arrangement of astrocytes in the basal ganglia - Arrangement of astrocytes in the brain cortex - Arrangement of neurons in the basal ganglia + Arrangement of neurons in the brain cortex
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{What is a myeloarchitecture of the brain cortex? + Arrangement of myelinated fibers in the brain cortex - Arrangement of oligodendrocytes in the brain cortex - Arrangement of astrocytes in the brain cortex - Arrangement of dendrites in the brain cortex
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{In which strucutre are common pseudounipolar neurons? - Posterior horns of the spinal cord - Anterior horns of the spinal cord - Autonomic (vegetative) ganglia + Sensory (spinal) ganglia
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{How is called the layer of cerebellar cortex containing Purkyně cells? - Substantia alba cerebelli + Stratum gangliosum - Stratum molekulare - Stratum granulosum
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{Purkyně cells are: - Unipolar neurons - Pseudounipolar neurons - Bipolar neurons + Multipolar neurons
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{Saltatory movement of the action potential: - The action potential spreads from the neuron to the neuron using electrical synapses - The action potential jumps from the neuron to the neuron outside synapses - The action potential occurs in the site of Schmidt-Lanterman cleft only + The action potential occurs in the site of Ranvier node only
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{Which structure is responsible for resorption of the cerebrospinal fluid? + Arachnoid granulations (Pacchionian granulation) - Lining of left and right brain ventricles - Lining of 3rd and 4th brain ventricles - Choroid plexus
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{Definition of Brodmann's areas is based on: - Gross (macroscopic) anatomy - Myeloarchitecture - Glioarchitecture + Cytoarchitecture
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{Allocortex (i.e. archicortex and paleocortex): + Cortex has usually three layers of neurons - Cortex has usually six layers of neurons - Cortex has usually ten layers of neurons - We can not distinguish layers in the cortex
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{Which neurons are the most striking in the primary motor cortex of brain (precentral gyrus)? - Small intereneurons + Pyramidal neurons - Granular neurons - The most conspicuous feature of the motor cortex is its inconspicuousness
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{In which part of the CNS contains mossy fibers? - Substantia nigra, pars reticularis - Reticular formation - Rhinencephalon + Cerebellum
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{How many layers of neurons do we usually describe in the neocortex? - 3 + 6 - 9 - 12
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{What statement about glial cells is not true? - One oligodendrocyte can produce myelin sheet for several axons + Membrane of glial cells can generate the action potential - Fibrilary astrocytes are in the white matter - Bergman's glia is in the cerebellum
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{What statement about basket cells is not true? - Basket cells take place inside molecular layer of cerebellar cortex - Axons of basket cells make synapses with Purkynì cells - Basket cells are multipolar neurons + Basket cells are bipolar neurons
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{Ganglia of the peripheral nerve system: - Glia in ganglia is composed of Schwann cells only - Glia in ganglia contains mainly astrocytes + Glia in ganglia contains satelite cells - There is no glia in ganglia
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{Cranial nerves (head nerves): - 1st head nerve is covered by meninges + 2nd head nerve is covered by meninges - 3rd head nerve is covered by meninges - 7th head nerve is covered by meninges
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{Spinal cord: - Neurons in the gray matter are usally pseudounipolar + There are myelinated fibers in the white matter - Motoneurons take place in the posterior horns - There are no interneurons in the gray matter
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{Unmyelinated fibers: + In the PNS, they are protected by Schwann cells - They are in the grey matter of the CNS only - They are in the PNS only - They are really naked
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{Which cells form usually the scar in the CNS? - Oligodendrocytes - Müller's cells - Fibroblasts + Astrocytes
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{What is a perikaryon? - Synonymum for a satelite cell - Synonymum for an astrocyte - Initial part of the axon + Body of the neuron
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{To which part of the cytoskeleton belongs to neurofilaments? + Intermediate filaments - Actin filaments - Microfilaments - Microtubules
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{Which of following methods is not appropriate for proof of neurons? - Immunohistochemical staining for neurofilaments - Silver impregnation - Nissl's technique + Luxol blue
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{Which structures are part of the blood-brain barrier? - Endothelium of vessels, basal laminas, and extracellular matrix + Endothelium of vessels, basal laminas, and glial cells - Endothelium of vessels, basal laminas, and neurons - Endothelium of vessels only
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{Purkyně cell: + Dendrites are branching in the molecular layer and are forming two-dimensional structure - Dendrites are branching in the molecular layer and are forming three-dimensional structure - Dendrites are branching in the granular layer and are forming two-dimensional structure - Dendrites are branching in the granular layer and are forming three-dimensional structure
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{Which type of neurons are Purkyně cells? - Unipolar - Pseudounipolar - Bipolar + Multipolar
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{In which layer can be present Betz pyramidal cells (Betz pyramids)? + Lamina pyramidalis interna - Lamina pyramidalis externa - Lamina granularis interna - Lamina granularis externa
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{Where takes place the myenteric plexus (plexus of Auerbach)? + Gastrointestinal tract - Respiratory tract - Urinary tract - Spinal cord
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