Neurology Tutorial/tremors

Question 1

what is cerebellar ataxia?

Answer 1

broad based stance
truncal instability when walking - causing falls to either side
irregular steps
feet lifted too high

Question 2

what is intention tremor?

Answer 2

coarse, low frequency oscillation
increases in amplitude as action completed
visually guided movement

Question 3

what is resting tremor?

Answer 3

tremor not associated with voluntary muscle action

typically seen in parkinsons disease - pin rolling action of hand

Question 4

what is essential tremor?

Answer 4

a tremor occuring during a voluntary contraction of the muscles and not associated with any other neurological condition.
may occur maintaining posture/moving a limb/movement towards a target

Question 5

what is a festination?

Answer 5

quickening and shortening of normal gait pattern seen in parkinsons

Question 6

what is an automatism?

Answer 6

automatic/repetitive/involuntary behaviour