Doll's head phenomenon:
a. refers to movement of the eyes in a direction opposite to which the head is suddenly moved
b. elicits both horizontal and vertical vestibuloocular reflexes
c. is absent in patients with brain stem death
d. all above
a. refers to movement of the eyes in a direction opposite to which the head is suddenly moved
b. elicits both horizontal and vertical vestibuloocular reflexes
c. is absent in patients with brain stem death
d. all above