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PHYSIO PLE 2022 > Cells > Flashcards

Cells Flashcards

1
Q

Tissue macrophage remove debris

A

Microglia

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2
Q

Macroglia that forms myelin

A

Oligodendrocytes & Schwann cells

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3
Q

Regeneration and remyelination

A

Schwann cells

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4
Q

Envelope synapses and forms the BBB

A

Asteocytes

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5
Q

Astrocytes in the White matter

A

Fibrous astrocytes

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6
Q

Astrocytes in the Grey matter, maintains appropriate concentration of ions and NT

A

Protoplasmic astrocytes

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7
Q

Where NT receptors are found

A

Dendrites

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8
Q

Where organelles and nucleus is seen

A

Cell Body/ Soma

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9
Q

Normal nerve RMP

A

-70 mv

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10
Q

Only excitable cells

Consists of rapid depolarization/ upstroke followed by repolarization

A

Action Potential

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11
Q

Causes reduction of potassium leak out of the cells

A

Hyperpolarization

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12
Q

Where AP start

A

Initial Segment

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13
Q

Unmyelinated portion of the axon

A

Nodes of Ranvier

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14
Q

Transmitting portion

A

Axon

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15
Q

Branches of the Axon

A

Neural Fibril

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16
Q

Distal tips of the axon

A

Terminal Bouton (End feet)

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17
Q

Autoimmune disease marked by autoantibodies against voltage gated calcium channels which also prevents acetylcholine from being released to the NMJ

A

Lambert Eaton Myasthenia Gravis

18
Q

Excitatory

A

Depolarizes

19
Q

Inhibitory

A

Hyperpolarizes

20
Q

Autoimmune disease directed against the components of the myelin sheath

A

Multiple Sclerosis

21
Q

Distinct episodes of neurologic deficits that are separated in time and are attributable to patchy white matter lesions that are separate in space

A

Multiple sclerosis

22
Q

Decrease in huntington and alzheimers

A

Acetylcholine

23
Q

Where is NE found

A

Locus Coeruleus

24
Q

Neuromodulator in CNS

Neurotransmitter in PNS

A

NE

25
Q

Where is epinephrine secreted

A

Adrenal medulla

26
Q

Decreased in Parkinson

Increased in Psychosis

A

Dopamine

27
Q

Parkinsonism triad

A

Tremors
Bradykinesia
Rigidity

28
Q

Where is serotonin found

A

Median Raphe

29
Q

Converts arginine to citrulline and NO

A

NO synthase

30
Q

Permeant gas, Vasodilator, Inhibitory NT

A

Nitric Oxide

31
Q

Main inh NT in Spinal cord

A

Glycine

32
Q

Main inh NT in Brain

A

GABA

33
Q

Main Excitatory NT in Brain

A

Glutamate

34
Q

Formed from reactive amination on alpha ketoglutarate

A

Glutamate

35
Q

Inhibits neurons in the brain involved in Pain

A

Opioid peptides

36
Q

Fast pain NT

A

Glutamate

37
Q

Slow pain NT

A

Substance P

38
Q

Phenylalanine derivatives

A

Phe- Tyr- Ldopa- Dopa- NE- Epi

39
Q

Tryptophan derivatives

A

melatonin, serotonin, niacin

40
Q

3 Opioid receptors

A

Kappa, Mu, Delta

41
Q

Affinity of Opioid Peptides

A

Kappa- Enkelaphin
Mu - Endorphin
Delta - Dynorphin

PHYSIO PLE 2022 (3 decks)

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