Nervous tissue Flashcards

1
Q

cable-like bundle of nerve fibers

A

nerves

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2
Q

transmit information along the axons

A

nerves

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3
Q

a low protein liquid

A

endoneurial fluid

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4
Q

protective sheath covering nerve fascicles

A

perineurium

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5
Q

glycoprotein-polysaccharide covering

A

glycocalyx

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6
Q

a layer of connective tissue that surrounds axons

A

endoneurium

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7
Q

small bundle of nerve fibers

A

fascicles

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8
Q

outermost layer of dense

A

epineurium

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9
Q

conduct sensory information

A

sensory nerves

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10
Q

conducts signals from the cns

A

motor nerves

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11
Q

supports and protect the neurons

A

neuroglia

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12
Q

prevents neurons from touching each other

A

neuroglia

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13
Q

form myelin sheaths in CNS

A

oligodendrocytes

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14
Q

lines internal cavities of the brain

A

ependymal cells

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15
Q

small, wandering macrophages formed white blood cell called monocytes

A

microglia

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16
Q

most abundant glial cell in CNS

A

astrocytes

17
Q

envelope nerve fibers in PNS

A

schwann cells

18
Q

surrounds the neurosomas in ganglia of the PNS

A

satellite cells

19
Q

2 type of neuroglial cells in the PNS

A

schwann and satellite cells

20
Q

4 types of neuroglial cells in the CNS

A

oligodendrocytes, ependymal, microglia, astrocytes

21
Q

masses of rapidly dividing cells

A

tumors

22
Q

brain tumors arise from

A

meninges

22
Q

blood-brain barrier

A

gliomas

23
Q

an insulating layer around a nerve fiber

A

myelin sheath

24
Q

production of myelin sheath

A

myelination

25
Q

oligodendrocytes and myelin sheaths in the CNS deteriorate

A

multiple sclerosis

26
Q

a hereditary disorder of infants

A

tay-sachs disease