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Histology > Nerves > Flashcards

Nerves Flashcards

1
Q

Nervous system Composed of..

A

Neurons
Neuroglia

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2
Q

Speech and decision

A

Frontal lobe

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3
Q

Sensory

A

Parietal lobe

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4
Q

Vision

A

Occipital

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5
Q

Auditory

A

Temporal

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6
Q

2finger shape

A

Corpuscallosum

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7
Q

Brain stem parts

A

Mid brain
Pons
Medulla oblongata(involuntary and necessary)

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8
Q

Balance

A

Cerebellum

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9
Q

Responsible for ventral position

A

Foramen magnum

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10
Q

Gyrus
Sulcus

A

Enlarged parts
Gaps bet them

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11
Q

Memory and processing

A

Hippocampus

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12
Q

Aggression and fear

A

Amygdala

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13
Q

Hunger/thirst/ hormones

A

Hypothalamus

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14
Q

The grey matter contains

A

Cell body
Dendrites
Neuroglia
Non mylenated nerve fibers

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15
Q

Structural and functional unit of nervous system

A

Neuron
Irritable and conductive

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16
Q

Branching cells that connect neurons to blood vessels and protect

A

Neuroglia

17
Q

Cell body names

A

Soma
Perikaryon

18
Q

Cell body components

A

Round vesicular nucleus
Nissl granules(ribosomes) extend to dendrites
Golgi
Mitochondria
Neurofibrils(intermediate filaments)
Microtubules

19
Q

Why nerve cells do not divide

A

No centrosome

20
Q

Long axon
Short axon

A

Golgi 1
Golgi 2

21
Q

Axon VS dendrites

A

Single axon. Multiple dendrites
Thin and long axon. Thick then thin D

22
Q

Who is centrifugal

A

Away from cell body
Axon

23
Q

Many axons

A

Fiber

24
Q

Many soma

A

Ganglia

25
Q

Neuron types and where to find them

A

Multipolar(stellate»motor/ pyrimidal»cerebral cortex random arrangement / pyriform»cerebellum)
Unipolar
Bipolar(eye retina, hearing)
Pseudounipolar (spinal)

26
Q

Causes impulse to accelerate

A

Mylein sheeth

27
Q

Nueroglia in CNS

A

Astrocyte
Oligocyte
Microglia
Ependymal cells

28
Q

Neuroglia in PNS

A

Schwann
Satellite

29
Q

Creates cerebrospinal fluid

A

Ependymal

30
Q

Axon repair

A

Satellite

31
Q

Repair injury fills spaces long and thin
White matter

A

Astrocyte

32
Q

Grey and white
Small cell
Mylein in brain

A

Oligodendroglia

33
Q

Mylein in PNS

A

Schwann

34
Q

Grey and white
Small
Monocyte of nerves

A

Microglia

35
Q

Decrease in cell size and organ tissue size

A

Atrophy
Alzheimer’s reduces brain size

Histology (19 decks)

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