AS.020.312 Midterm: Practice Exam 4 No Solutions Spring 2018
Document Summary
For each numbered question or figure item, match the best answer. Common signs of cerebellar ataxia (a) asynergia (b) dysarthria (c) dysdiachokinesia (e) dysmetria (e) gait ataxia (f) gaze-evoked nystagmus (g) hypotonia (h) intention tremor. Defective coordination of shoulder, elbow, and wrist movements. Repeated slow drift and rebound saccade of voluntary gaze. Coarse slow (3-5 hz) trembling in voluntary movements. Tested by alternate slapping of back and front of hand. Tested by touching nose with the eyes closed. The cerebellum is located on the _____ face of the _____. (a) dorsal, medulla (b) dorsal, pons (c) ventral, medulla (d) ventral, pons. Lobes of cerebellum (a) anterior (b) flocculonodular (c) posterior. Folia are thin parallel gyri of the cerebellar cortex. Folia increase the effective surface area of the cerebellar cortex. Cerebellar outputs (a) dentate nucleus (b) fastigial nucleus (c) interposed nucleus (d) intermediate zone (e) lateral zone (f) medial zone. Dentate nucleus (lateral zone) coordinates hand and eye movement.
