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General Microscopic Anatomy and Embryology > Nervous Tissue > Flashcards

Nervous Tissue Flashcards

1
Q

2 types of cell in nervous tissue

A

Neuron
Neuroglia (glial cells)

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2
Q

Membrane in the neurons

A

Neurolemma

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3
Q

Major cells in nervous tissue and it transmit impulses

A

Neurons

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4
Q

Minor cells in nervous tissue and it is a supporting cells

A

Neuroglia (glial cells)

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5
Q

3 parts of neuron

A

Soma/perikaryon
Dendrite
Axon

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6
Q

It is the body of neuron

A

Soma/perikaryon

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7
Q

It is the branching organization of neuron.

A

Dendrites

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8
Q

It is the nerve fibers of neurons

A

Axon

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9
Q

Single, relatively large, and centrally located Nucleus with a prominent nucleolus.

A

Neuron Cell Body (Perikaryon)

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10
Q

The rough endoplasmic reticulum in neuron cell body

A

Nissl bodies or Nissl substance

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11
Q

Organizes the cytoplasm into different regions in the neuron cell body

A

Neurofilament/neurofibrils

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12
Q

Short, numerous elongated proccesses

A

Dendrites

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13
Q

Receive input from other neurons’ axon and from the environment at unique sites

A

Dendrites

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14
Q

Communication of dendrites and axon

A

Synapses

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15
Q

Single long process ending at synapses that transmits a nerve impulse away from the cell body toward another cell

A

Axon/Nerve fibers

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16
Q

Usually arises from a cone shaped area of the neuron cell body called axon hilock

A

Axon/nerve fibers

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17
Q

Cone shaped area pf the neuron cell body

A

Axon hillock

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18
Q

Classification of neurons according to function

A

Sensory neurons
Motor neurons
Interneurons

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19
Q

Where do sensory neurons and motor neurons located?

A

PNS

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20
Q

Where does interneurons located?

A

CNS

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21
Q

Classification of neurons according to structure

A

Unipolar neurons
Bipolar neurons
Multipolar neurons
Anaxonic neurons

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22
Q

Other term for unipolar neuron

A

Pseudopolar neuron

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23
Q

What kind of neurons is this:
Many dendrites + 1 axon

A

Multipolar neurons

24
Q

What kind of neurons is this:
Have only two processes which are 1 dendrite + 1 axon

A

Bipolar neuron

25
Q

What kind of neurons is this:
Has a single, short process that extends from the cell body and then branches into two more processes that extend in opposite directions

A

Unipolar neuron

26
Q

A type of neuron where there is no axon or it cannot be differentiated from the dendrites.

A

Anaxonic neurons

27
Q

The major supporting cells in the CNS of the nervous tissue

A

Neuroglia/Glial Cells

28
Q

Function is to form a permeability barrier between the blood and the neurons

A

Neuroglia

29
Q

What contains the neuron cell body?

A

Nucleus
Nissl bodies or substance
Golgi apparatus
Mitochondria
Neurofilaments or neurofibrils

30
Q

What are the types of Neuroglia in the CNS?

A

Cns = Center

Astrocyte
Ependymal cells
Microglia
Oligodendrocytes

31
Q

What are the types of neuroglia in the PNS?

A

pnS = SideS

Schwann cells/Neurolemmocyte
Satellite cells

32
Q

Are characterize star shaped glial cell in the brain and spinal cord

A

Astrocytes

33
Q

For structural support and protection (blood brain barrier) of neurons

A

Astrocytes

34
Q

Main support cells of the CNS

A

Astrocytes

35
Q

Neuron for blood flow regulation

A

Astrocytes

36
Q

Occupy a strategic position between capillaries and neurons

A

Astrocytes

37
Q

Neuron which maintains homeostasis by removing excess potassium ion and glutamate from the extracellular fluid.

A

Astrocytes

38
Q

It forms an epithelial layer that lines the ventricles and central canal of the brain and spinal cord.

A

Ependymal cells

39
Q

It controls the production and flow of cerebrospinal fluid, brain metabolism, and waste clearance.

A

Ependymal cells

40
Q

Other term for ependymal cell

A

Tanycyte

41
Q

Retinal glial cells

A

Muller glia

42
Q

For CSF production

A

Csf Production

Choroid Plexus

43
Q

Choroid plexus: ciliated or non ciliated?

A

Non ciliated

44
Q

Are structures that produce cerebrospinal fluid

A

Ventricle

45
Q

How many ventricles that the brain have?

A

4 ventricles

46
Q

Storage for CSF

A

Ventricles of the brain

47
Q

Ventricle: ciliated or non ciliated?

A

Ciliated

48
Q

Small cell, phagocytic cell of the brain

A

Microglia

49
Q

Highly specialized neural cells that are involved in the myelination for the axons in the CNS.

A

Oligodendrocytes

50
Q

Glial cells that form the myelin sheath on axons outside the brain.

A

Schwann cells

51
Q

Refers to stem cells in skeletal muscle, or a type of glial cell found in peripheral ganglia.

A

Satellite cells

52
Q

Glial cells that are found in the PNS, specifically in sensory, sympathetic, and parasympathetic ganglia.

A

Satellite cells

53
Q

Where is the origin of microglia?

A

Mesoderm = Bone marrow

Monocyte kasi si microglia

54
Q

Where does the glial cells in CNS originates?

A

Ectoderm = Neural tube

55
Q

Where does the glial cells in PNS originates?

A

Ectoderm = Neural crest

General Microscopic Anatomy and Embryology (6 decks)

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