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Flashcards in Neuro System Deck (72):
1

12 cranial nerves

I-olfactory ( smell)
II-optic (vision)
III- oculomotor (eye movement)
IV- Trochlear (eye movement)
V- Trigeminal (chewing/3 muscles)
VI-Abducens (eye movement)
VII-Facial (movement of face/smiling frowning)
VIII-Vestibulocochlear/auditory/acoustic (hearing)
Ix-Glossopharyngeal ( taste, swallowing)
X-Vagus (swallowing, gag reflex)
XI- spinal sensory ( shoulder movement/Turing head)
XII-Hypoglossal ( tongue movement)

2

The nervous system works with _____ to maintain _______

Endocrine
Homeostasis

3

2 parts of the nervous system

CNS
PNS

4

Largest part of the brain is

Cerebrum

5

What are the 4 lobes of the cerebrum

Frontal
Temporal
Parietal
Occipital

6

What lobe of the cerebrum relates to vision

Occipital

7

What lobe of the cerebrum relates to motor

Parietal

8

What part of the cerebrum relates to hearing

Temporal

9

What lobe of cerebrum relates to personality/ intelligence

Frontal

10

The cerebellum is

Balance and equilibrium

11

Brain stem 3 parts

Mid brain= vision and auditory
Pons= bridge/ depth of respirations(regulates breathing)
Medulla oblingata=controls cardiac, respiratory,(adrenal medulla/ epi and norepinephrine)

12

Lack of dopamine cause

Parkinson's disease

13

Diencephlon

Thalamus
Hypothalamus

14

The thalamus is

Relay station

15

Hypothalamus

Master of master gland
Controls pituitary

16

Limbic

Personality and intelligence(frontal lobe)

17

Nerve cell (neurons) all have a

Neucleus

18

Dendrite

Brings impulse ( afferent)

19

Axon

Carry impulse to muscle, organs etc. (efferent)

20

Mylen sheath

Surrounds axons to protect it
Made of Schwann cells (white fatty material)

21

Lack of mylen sheath causes

Multiple sclerosis

22

Node of ranvier

On mylen sheath helps impulse

23

Synapse

Gap( inside is acetylcholine)

24

Neuroglia

Nourish the cell

25

CVA/stroke

Blockage, no blood flow
Eschemia, necrosis, gangrene
No oxygen carried on hemoglobin

26

Meninges layers

Dura- outside
Arachnoid- middle
Pia- inside right on brain

27

Epi dura

Bleeding above the dura matter
Emergency artery bleed

28

Sub dura

Below dura matter
Slow bleed

29

Inflammation of the meninges causes

Nuchal regidity- can not put chin to chest
Which causes meningitis

30

Meningitis s/ s

HA
Photosensitivity

31

IICP range

70-125
80-180

32

Mercury range

0-15
15-22

33

Lumbar puncture test for

Glucose
Meningitis
HIV
Protein
Salt
Urea

34

Post lumbar puncture

Pt lay flat
Replace fluids

35

Cerebral spinal fluid

Protects
Cushions and feeds
Circulates in arachnoid space
Largest concentration of glucose
Protein
Salt
Urea

36

With ICP what medication will be prescribed

Mannitol(diuretic osmotic)
Decadron(anti inflammatory)

37

What posturing is it when the arms are flexed to midline

Decorticate

38

Posturing when the arms extend and stiff at side

Decerebrate

39

Posturing when there's no response

Flaccid

40

Reflexes: arc is the ______, reflexes are _____

path it take
Involuntary

41

Babinski reflex

Toes flex(normal)
Toes flare or extend(abnormal)

42

Brudzinski reflex

Nochal regidity
Lower body curls to chest
Irritation of meninges

43

Atrophy

Muscle wasting

44

Aphasia

Absent of speech

45

Dysphasia

Difficulty speech

46

Ataxia

Loss of coordination/ balance

47

Apraxia

Impaired required motor function(child born without ability)

48

Hypertrophy

Enlargement of muscle

49

Monoparesis

Weakness of one limb

50

Neuralgia

Nerve pain

51

Paraplegia

Paralysis of lower limbs

52

Quadriplegia

Paralysis of all four limbs also called tetraplegia

53

Hemiplegia

Paralysis and loss of sensation in one extremity

54

The PNS contain ____ cranial nerves, and _____ spinal nerves

12
31

55

What are the spinal nerve regions

Cervical -8pairs
Thoracic- 12 pairs
Lumbar- 5 pairs
Sacral- 5 pairs

56

"Blown pupil"

Fixed and dilated

57

Hemiparesis

One sided weakness

58

Monoporesis

Weakness

59

Dysphasgia

Difficulty swallowing

60

CFS circulates in the

Subarachnoid space

61

Cervical injuries above c4 causes

Respiratory problems

62

Dexamethasone/ decadron

Anti inflammatory
Edema reducing effects

63

Pt in fight or flight need to check

BS

64

Cortisol control

Inflammatory response
BS

65

Age related changes

Loss of neurons
Decrease dendrites
Decrease blood flow to brain
Difficulty maintaining homeostasis
Decrease secretion neurotransmitter

66

Nystagmus

Eye twitching

67

Hemicephalic

Half brain

68

Opisthotonos

Arch in back like a cat
Head is up right and forward

69

Cerebral cortex

Surface of the cerebrum
Contain motor and sensory neurons

70

Glascow coma scale

Measures LOC

71

Glascow coma scale measures

Eye opening
Motor response
Verbal response

72

Decrease in acetecholine causes

Myasthenia gravis