Table 4.

Cerebellar regions and their associated functions and concussion-related symptoms are based primarily on the summary provided by Guell and Schmahmann (310).

Brain region	Associated functions	Concussion-related symptoms
I	• Motor	• Balance problems • Feeling “slow” • Motor control problems
II	• Motor	• Balance problems • Feeling “slow” • Motor control problems
III	• Motor	• Balance problems • Feeling “slow” • Motor control problems
IV	• Motor	• Balance problems • Feeling “slow” • Motor control problems
V	• Motor	• Balance problems • Feeling “slow” • Motor control problems
VI	• Motor • Attention • Executive functions • Working memory • Attentional and executive processing	• Balance problems • Feeling “slow” • Motor control problems • Difficulty remembering • Difficulty concentrating
Crus I	• Attention • Executive functions • Default mode processing • Emotion • Vestibular • Social cognition	• Balance problems • Dizziness • Irritability • Sadness • Nervousness • More emotional • Feeling “slow” or “foggy” • Difficulty concentrating
Crus II	• Attention • Executive functions • Default mode processing • Emotion • Vestibular • Social cognition	• Balance problems • Dizziness • Irritability • Sadness • Nervousness • More emotional • Feeling “slow” or “foggy” • Difficulty concentrating
VII	• Attention • Executive functions • Default mode processing • Vestibular	• Balance problems • Dizziness • Feeling “slow” or “foggy” • Difficulty concentrating
VIII	• Motor	• Balance problems • Feeling “slow” • Motor control problems
IX	• Attention • Executive functions • Default mode processing • Vestibular • Social cognition	• Balance problems • Dizziness • Feeling “slow” or “foggy” • Difficulty concentrating
X	• Attention • Executive functions • Default mode processing • Vestibular • Social cognition	• Balance problems • Dizziness • Feeling “slow” or “foggy” • Difficulty concentrating