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Alert
fully awake and alert, Oriented x3
Lethargic
Drowsy/ sleepy, quickly awaken with minimal stimulation, reduced alertness but not deeply unresponsive
Obtunded
Difficult to arouse, vigorous stimulation to awake, limited awareness, slow or confused responses
Stupor
Vigorous and repeated stimulation to awake, incomprehensible responses, minimal awareness, unresponsive state immediately when stimulation stops
Coma
Completely unresponsive, no eye opening, cannot be awake
CN I SENSORY
Olfactory- smell
CN II SENSORY
Optic- vision
CN III MOTOR
Oculmotor- Extraocular muscle movement, open eyelids, pupil constriction
CN IV MOTOR
Trochlear- downward and upward movement of eye
CN V BOTH
Trigeminal- mastication muscles, face and scalp sensation, cornea, mucus membrane of mouth and nose
CN VI MOTOR
Abducens - Lateral movement of eye
CN VII BOTH
Facial- facial muscles, closing eyes and mouth movement, taste flavor
CN VIII SENSORY
Acoustic- hearing and equilibruim
CN XI BOTH
glossopharyngeal- pharynx phonation, Gag reflex
CN X BOTH
Vagus- motor pharynx and larynx
CN XI MOTOR
Spinal accessory- movement of trapes
CN XII MOTOR
Hypoglossal- movement of tongue
Testing of CN I
close one nostril and identify different scents
testing of CN II
Snellen Chart and reading print
Testing CN III, IV, VI
Test eyemovement by having patient follow fingers in H, Shine light to have pupils constrict
testing CN V
Trigeminal: Gently touch patient with cotton on forehead, cheeks and jaw, clench jaw while palpate muscles
Testing CN VII
Facial: Frown, smile, puff cheeks, close eyes tightly and raise eyebrows
Testing CN VIII
Turning fork or whisper test
Testing IX and X
Ask patient to say AHH and test gag reflex
Testing CN XI
Shrugging shoulders and turning head against resistance
Testing CN XII
Stick out tongue and move side to side
Tandem Test
Heal-to-toe walk in a straight line
Romberg test
Patient close their eyes while you have both arms on the outside, test for swaying balance
Afferent fibers
Enter through posterior (dorsal) roots
Sensory
Efferent Fibers
Exit through anterior (ventral) roots
Motor
how many pairs of spinal nerves
31
Spinal
Thoracic
Lumbar
sacral
Coccygeal
POQ dermatome
Lumbar
heal to shin
Slide heel from knee to shin
Vertigo
Spinning sensation
Dizziness
Dysphasia
Difficulty with langue
Understanding or expressions of thoughts and ideas
DysARThria
Difficulty with speech ARTiculation
trouble forming words due to muscle weakness or coordination
DysPhonia
Difficulty Producing voice sounds
voice quality, pitch or volume
Stereognosis
Ability to identify an object by touching it with your eyes closed
Graphesthesia
Ability to identify numbers or letters traced on the skin
drawing on palm
Deep tendon Reflexes
Biceps, triceps, brachioradiallis, pateller (quadriceps), Achilles
2+ is normal grading
Hyperreflexia
Exaggerated, overly brisked reflexes
“Hyperactive 4+ with clonus, and upgoing toes in right leg"
Hyporeflexia
Diminished or absent reflexes
Clonus
Rhythmic, oscillating muscle contraction in response to sustained stretch, often seen with hyperreflexia
indicated upper motor neuron disease
what are the 3 levels of assessing consciousness using the Glasgow Coma Scale
eye opening- assess arousal mechanism and brainstem function
verbal response- evaluated orientation, coherence of speech and cognitive function
motor response- tests the best motor response to stimulation, indicating brain and spinal cord function
Score of 13-15 for GCS
Mild brain injury
15 is the highest possible score
Score of 9-12 for GCS
Moderate Brain injury
Score of 3-8 of GCS
Severe brain injury/coma
3 is the lowest possible score
What is Flaccidity and when is it typically seen
Decreased or absent muscle tone with limp, weak muscles that cannot resist gravity
lower motor neuron lesions- spinal cord injury, peripheral nerve damage, and immediately after acute stroke or spinal shock
What is spasticity
Increased muscle tone with stiff, rigid muscles and resistance to passive movement
hyperactive reflexes
upper motor neuron lesions- stroke, cerebral palsy, spinal cord injury
what is rigidity
Constant, uniform resistance to passive movement in all directions throughout the entire range of motion
affecting flexor and extensor muscles equally
associated with basal ganglia- parkinson’s disease
what is cogwheel rigidity
ratchet-like jerky resistance felt during passive movement, as if moving though a series of catches or stops
hallmark sign of parkinsons disease- rigidity and tremor in affected limb
Rest tremor
Body part is fully supported against gravity and not moving
RHYTHMIC SHAKING when muscles/limb is completely relaxed
disappears with voluntary movement
classic sign of parkinson’s disease
often described as pill-rolling
Intention Tremor
Voluntary movement and worsens as the target is approached
ABSENT at REST
appears or intensifies during purposeful movement toward a target
cerebellar disease/dysfunction
example: patient tries to touch their finger to their nose the tremor becomes more aggressive as the finger gets closer to the nose
DeCORTicate Rigidity/ Posturing
Arms flexed and bent towards the CORE/body
feet are flexed
legs are extended and internally rotated
less severe than decerebrate rigidity
Decerebrate rigidity/ posturing
Arms are extended and adducted (tight against sides)
flexed feet
indicates damage to the brainstem or midbrain
deeper and more severe brain injury
Thyroid Gland
It is normal for thyroid gland to move UPWARD when swallowing
recognize goiters or inflammed nodules
nonpalpative = normal finding
Normocephalic
normal size and porportiate head shape
Accommodation
tests eye adaptation for near vision, allows to shift focus from distant objects to close objects
types include:
Convergences: eyeballs moves medially (towards each other) as axes of the eyes turn inwards- cross eyed
Pupillary constriction: Pupils become smaller
PERRLA stands for
Pupils
Equal
Round
Reactive to
Light
accommodation
Cataract
Blurred and CLOUDY vision
lens loses elasticity becoming hard and glasslike, lens fibers thicken and yellow
risk factors: family history, smoking, overuse of alcohol, sun exposure
Glaucoma
asymptomatic
increased intraocular pressure damages optice nerve fibers
irreversible peripheral (side) vision loss
progresses to tunnel vision, affect gait
risk factors: older age, black people, family history
Age-related Macular Degeneration (AMD)
more prevalent in white people over 75yrs
affects central retina
risk factor: diet, smoking, intake of dark-green leafy vegetables, fish, or omega-3 fatty acids
Snellen eye chart
Test Visual Acuity Distance
Take READING glasses off
20/20 normal vision- can read at 20 feet what a person with normal vision reads at 20 feet
20/30 - can read at 20 feet what a person with normal vision reads at 30 feet
Presbyopia
decreased ability to see near vision
by age 40-45
treatment: magnifying reading glasses
Confrontation Test
gross measure of peripheral vision
compares the patients peripheral vision to yours (assuming yours is normal)
Diagnostic positions test
assess the function of the extraocular muscles (EOMs) and cranial nerves that control them ) CN III, IV, VI
look for parallel tracking, smooth/coordinated movements and any nystagmus
Nystagmus
fine, oscillating movement seen around the iris
eyes don’t move smoothly when following fingers
Pupillary Light Reflex
Stimulus to bright light
Pupils constrict
CN II → CN III
control subcortical reflex (involuntary)
Ptosis
Drooping of the upper eyelid
CN III is responsible
with aging, loss of skin elasticity causes wrinkling and drooping external eye structures
Sensorineural Hearing loss
involves inner ear, cranial nerve VIII, auditory areas of the cerebral cortex
increase in amplitude may not enable the person to understand words
quality of sound processing is impaired
Equilibrium
3 semicircular canals (Labyrinth) feed information to your brain about body position in space
labyrinth is inflamed- staggering gait and vertigo
Presbycusis
Gradual nerve degeneration that occurs with aging, a type of sensorineural HEARING LOSS that affects the inner ear structures, nerve cells in the inner ear, or cranial nerve VIII
High-frequency tone loss notice first
harder to hear consonants than vowels
words sound garbled
impaired ability to localize sound
accentuated difficulty with competing background noise
Tonsil grading
1+ visible behind tonsillar pillars
2+ midway between the tonsillar pillar
3+ touch the uvula
4+ touch each other