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SET 1 ( Gen. & Oral Anatomy & Physiology) 🦷🫀 > NERVOUS System > Flashcards

NERVOUS System Flashcards

1
Q

Primary Brain Vesicles ( PMR)

A

Prosencephalon
Mesencephalon
Rhombencephalon

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2
Q

Prosencephalon

A

Telencephalon
Diencephalon

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3
Q

cerebrum & basal ganglion

A

Telencephalon

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4
Q

retina, thalamus & hypothalamus

A

Diencephalon

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5
Q

midbrain, superior & imferior colliculi

A

Mesencephalon

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6
Q

Rhombencephalon

A

Metencephalon
Myelencephalon

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7
Q

Metencephalon

A

Pons & cerebellu,

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8
Q

myelencephalon

A

Medulla Oblongata

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9
Q

largest portion of the brain covered by gray etter & white matter. Awareness center of the brain

A

Cerebrum

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10
Q

major output of the cerebrum for information

A

Pyramidal Cells

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11
Q

elevated ridges

A

GYRI

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12
Q

small groove dividing the gyri

A

SUlCi

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13
Q

deep groovws dividing the lobes of the brain

A

FISSURES

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14
Q

divides the FRONTAL & PARIETAL

A

CENTRAL SULCUS ( FISSURES OF ROLANDO)

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15
Q

divides TEMPORAL & PARIETAL

A

LATERAL CEREBRAL FISSURE / Sylvian Fissure

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16
Q

problem solving, judgement & Motor

A

Frontal

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17
Q

eft side production of speech

A

Broca’s Area

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18
Q

handwriting , body position & sensory

A

Parietal Lobe

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19
Q

odontalgia

A

Post- Central Gyrus

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20
Q

storage of memory & hearing

A

Temporal Lobe

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21
Q

left side for comprehension of SPEECH

A

Wernicke’s Area

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22
Q

anterior area for emotions, motivations & FEAR

A

Amygdala

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23
Q

establishing long term memory & limbic system

A

Hippocampus

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24
Q

hypothalamus function

A
  1. Endocrine Center
  2. Water regulation
  3. Body temp.
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25
Q

it produces Vasopressin hormone / ADH

A

SUPRA-OPTIC NUCLEUS

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26
Q

it produces OXYTOCIN

A

PARAVENTRICULAR NUCLEUS

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27
Q

satiety center

A

VMPO - ventro medial pre optic nucleus

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28
Q

sleep center

A

Ventro lateral pre optic nucleus

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29
Q

STAGES of SLEEP

A
  1. Non-Rem I
  2. Non- Rem II
  3. Non- Rem III
  4. REM
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30
Q

function of Thalmamus

A

arousal
focuses attention

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31
Q

visual sensation

A

Lateral Geniculate nuclei

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32
Q

for facial sensation & pain

A

VPM- ventral posterior medial

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33
Q

to mediate motor function

A

Ventral Anterior

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34
Q

for proprioception, touch , vibration & pressure

A

VPL

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35
Q

the most posterior part of the brain
posture & coordination

A

Cerebellum ( Little Brain)

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36
Q

for 7 that controls salivation & glandular secretion

A

Superior Salivatory

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37
Q

for IX that controls parotid gland

A

inferior salivatory

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38
Q

for 9 & 10 during swallowing

A

Nucleus Ambiguous

39
Q

7, 9, 10 taste sensation

A

Nucleus Of the Solitary Tract

40
Q

awakening center

A

RAS

41
Q

rate of respiration, hearing , taste & micturition

A

Pons Varolli

42
Q

most inferior part of the brain for blood pressure, breath, swallow, cough, vomit & blinking reflex
** respiratory center of the brain

A

Medulla Oblongata

43
Q

outermost & thickest

A

Dura Mater

44
Q

CSF located

A

Subarachnoid space. produce choroid plexus of the brain

45
Q

PATHWAYS of CSF

A
  1. Lateral Ventricle
  2. Foramen Monroe
    3rd ventricle
    Aqueduct of Sylvius
    4th ventricle
    Foramen Luschka (lateral)
    Foramen Magendie (medial)
46
Q

CSF
Production site
Produced by
Location

A

Choroid plexus of rhe ventricle of the brain
Ependymal cells
Subarachnoid space

47
Q

PARTS of NEURONS

A
  1. Dendrites
  2. Body (Soma)
  3. Axon
48
Q

it receives the information from other neurons

A

Dendrites

49
Q

are the ribosomal representation of the neurons

A

Nissl Bodies

50
Q

it controls the firing of the neurons

A

Axon hillocks

51
Q

it carries the information away from the body

A

Axon

52
Q

fatty substance around the axon for GOOD CONDUCTION

A

Myelin Sheath

53
Q

are the gap of myelin sheath

A

Nodes of Ranvier

54
Q

hair like end part of the axon

A

Axon terminal

55
Q

most abundant in the body

A

Ach

56
Q

1st to anesthesia
slow abundant
small unmyelinared

A

Unmyelinated

57
Q

faster cinduction

A

Myelin

58
Q

protein synthesis

A

Ribosomes

59
Q

covering protection of neuron

A

Epineural Sheath

60
Q

damage of Epineural Sheath

A

Paresthesia

61
Q

Types of Nerve Fibers

A

Group A
Alpha
Beta
Gamma
Delta
Group B
Group C

62
Q

myelinated nerve & fastest conduction occurs

A

Group A (large)

63
Q

somatic motor

A

Alpha

64
Q

touch & pressure

A

Beta

65
Q

sharp pain , cold & touch

A

Delta

66
Q

muscle spindle apparatus

A

Gamma

67
Q

mostly founf in pre ganglionic ANS

A

Group B

68
Q

unmyelinate slow dull pain

A

Group C

69
Q

‼️‼️‼️‼️Remember‼️‼️
1. nerve impulse in myelinated (120m/sec)
2. unmyelinated (1.2m/sec)
3. present in the pulp

A

1.Saltatory
2. Continuous
3. A delta fiber & C fiber

70
Q

to support tghe neurons & they can regenerate unlike neurons

A

Neuroglias

71
Q

Types of Neuroglias : SEASO

A

Satellite
Ependymal
Astrocytes
Schwann
Oligodendrocytes

72
Q

maintains homeostasis

A

Satellite

73
Q

produces in CSF

A

Ependymal cells

74
Q

support the blood supply of the brain

A

Astrocytes

75
Q

produces myelin sheath in the PNS

A

Schwann (Neurilemmocyte)

76
Q

CNS

A

Oligodendrocytes

77
Q

AMPS

A

Anterior Motor
Posterior Sensory

78
Q

excessive CSF in the Brain

A

Hydrocephalos

79
Q

spinal cord increase CSF

A

Spina Bifida

80
Q

no O2 in the Brain

A

Asphyxation

81
Q

📌📌📌SPINAL TRACTS
1. for pain & temp.
2.touch & pressure
3, movement of head
4. equilibrium
5. muscle tone & sweat gland

A
  1. Lateral Spinothalamic tract
  2. Ant. Spinothalamic tract
    3, Tectospinal
  3. Vestibulospinal
  4. Reticulospinal
82
Q

Vertebrae

A

31- typical
2 - atypical

83
Q

a fibrocartilage found between 2 vertebrae

A

intervertebral disc

84
Q

articulating part of vertebrae

A

spinous process

85
Q

lateral projections for attachment of muscle & articulation of RIBS

A

Transverse process

86
Q

for passageway of spinal nerves

A

Vertebral Foramen

87
Q

to support the head

A

Cervical 7

88
Q

conn. to the Occipital Bone via Ligamentum Nuchae
NO spinous process

A

C1 - Atlas

89
Q

Ligamentum Nuchae runs from

A

C1 - C6

90
Q

it contains DENS or Odontoid Process (toothlike) epistopheus

A

C2 Axis

91
Q

enters Vertrebral Artery via Transverse Foramen

A

C6

92
Q

Transverse Foramen is present only

A

C1- C6

93
Q

most prominent cervical

A

C7

SET 1 ( Gen. & Oral Anatomy & Physiology) 🦷🫀 (9 decks)

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