Brain+
Extension of all limbs and feet vs extension of lower limbs and flexion of upper limbs
What is Decerebrate vs Decorticate
involuntary abrupt jerky movements
association: Choreoathetotic CP and HUNTINGTONS
What is Chorea
Can't write letters, symbols, words, ect.
What is Agraphia
Compression radial n. in axillary area causes this
What is Saturday night palsy and causes wrist drop
Medium sized axons
project to intrafusal fibers
in muscle spindle
What is Gamma fibers?
the Buc-ees of the brain for sensory input
What it the thalamus?
Ipsilateral gait disturbance
lack of coordination
association: Cerebellar lesion
What is Ataxia
Can't understand/ comprehend written language
What is Alexia?
Starts at C6 and gives passive grasp
What is tenodesis?
Large axons
Relay info to extrafusal fibers
What is Alpha fibers?
Depiction of the human body based on a neurological map
Homunculus
What is Cortical representation?
Oscillation involuntary movements
Basal ganglia lesion or disorder
Association with: Parkinson's and dystonia
What are Tremors
Trouble with spoken language
Speech comprehension
Speech production
What is Broca's and Wernicke's Aphasia
Limited ability to stabilize scapula
Nerve and muscle involvement?
What is Scapular Winging?
What is long thoracic n. and and serratus anterior
two kinds of intrafusal fibers
what do they do?
What is
Nuclear Bag- rate or velocity
Nuclear chain- length ONLY
Visual stream that recognizes action based movement
Dorsal stream
runs dorsally from V1 to the parietal lobe
Slow falling limb movements
Basal ganglia lesions and disorders
What is Athetosis
Can still take in sensation (perception) but can't recognize the specific stimulus
What is agnosia?
visual
auditory
astereognosis
Nerve control of more intrinsic muscles
What is Ulnar n.
What should you not get caught up in, in Dr. Z's lectures
The minutiae
Regulates behavioral arousal, consciousness, and motivation
Where is It located
Reticular activating system
on brain stem and projects anteriorly to the hypothalamus
Thrashing of the contralateral limb
Basal ganglia lesions and disorders
What is Hemiballismus
Problems with cognitively understanding motor demands of task
can't preform a motor skill upon verbal command or imitation
What is Ideomotor apraxia?
Main nerves of the upper arm
What is musculocutaneous and axillary n.?
prevents muscle tears
reduces muscle cramps
stops what?
what is Golgi tendon organ events (GTO)
clonus