Which of the following contains commissural tracts? O A. Parieto-occipital sulcus O B. Central sulcus O C. Corpus callosum O D. Globus pallidus
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- Which of these tracts carries motor signals destined for the postural muscles? a. the gracile fasciculus b. the cuneate fasciculus c. the spinothalamic tract d. the vestibulospinal tract e. the tectospinal tractName the structure below. a. Medial geniculate nucleus b. Superior colliculus c. Inferior colliculus d. Lateral geniculate nucleus e. Optic tractname the structure. a. medial geniculate nucleus b. corpora quadrigemina c. inferior colliculli d. superior colliculli e. lateral geniculate nucleus
- After suffering a stroke, a patient can see objects anywherein front of him but pays attention only to objects in his rightfield of vision. When asked to describe these objects, he hasdifficulty judging their size and distance. What part of thebrain was likely damaged by the stroke?(A) the left frontal lobe(B) the right frontal lobe(C) the right parietal lobe(D) the corpus callosumMost fibers of the corticospinal tracta. decussate in the medulla oblongata.b. synapse in the pons.c. descend in the rubrospinal tract.d. begin in the cerebellum.The vertebral canal is occupied by a bundle of spinal nerve roots called a. the terminal filum. b.Below L2 the descending tracts. c. the gracile fasciculus. d. the medullary cone. e. the cauda equina.
- Which of the following is the least likely to relate to the cervical plexus? A:Median nerve B:Nerves for neck muscles C:Nerves for shoulder muscles D:Phrenic nerveDifficulty maintaining proper posture and balance would MOST likely result from damage to the: Select one: a. ventromedial corticospinal tract b. anterior lateral corticospinal tract c. dorsolateral corticospinal tract d. none of these e. dorsolateral corticorubrospinal tractWhich of the following is not part of the corticospinal pathway? a. cerebellar deep white matter b. midbrain c. medulla d. lateral column
- Choose the correct one. The amygdala, septal area, and olfactory cortex provide input to which thalamic nuclei? a. Reticular nucleus b. Medial geniculate nucleus c. Ventral lateral nucleus d. Medial dorsal nucleusThe superior colliculi are twin bodies within the corpora quadrigemina of the midbrain that are involved in a. visual reflexes. b. auditory reflexes. c. relaying of cutaneous information. d. release of pituitary hormones.What does the medial corticospinal tract control? A. Bilateral movements of the trunk of the body B. Contralateral movements of the trunk of the body C. Bilateral movements of the arms, hands, and feet D. Contralateral movements of the arms, hands, and feet