Which description is correct about postural orientation?
A. (A) it involves active resistance to external forces acting on the body
B. (B) it is called postural or body balance
C. (C) the positioning of body segments with respect to each other and to the environment
D. (D) all of above
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Which is wrong about the automatic postural responses?
A. (A) have stereotypical temporal characteristics
B. (B) activate individual muscles rather than synergies
C. (C) change with biomechanical conditions
D. (D) have stereotypical directional characteristics
Which is not a required action for upright stance?
A. (A) maintain support against gravity
B. (B) maintain balance
C. (C) maintain orientation
D. (D) none of above
Which sensory input is integrated in the cerebral cortex?
A. (A) visual input
B. (B) vestibular input
C. (C) somatosensory input
D. (D) all of above
Which brain area is responsible for adjusting the vestibulo-ocular reflex?
A. (A) lateral vestibular nucleus
B. (B) cerebellum
C. (C) medial vestibular nucleus
D. (D) cerebral cortex
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