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Most correctly guessed answers

      • At the cervical level of the spinal cord, the axons forming the dorsal column are divided into 2 bundles: the medially situated [...] and the laterally situated [...].
      • gracile fasciculus, cuneate fasciculus
      • 100.0%
      • Which ascending pathway transmits information about fine discriminative touch?
      • Dorsal column-medial lemniscus
      • 100.0%
      • Which ascending pathways transmit information about proprioception (2)?
      • Dorsal column-medial lemniscus
        Spinocerebellar
      • 100.0%
      • Which ascending pathway transmits information about pain?
      • Spinothalamic
      • 100.0%
      • Which ascending pathway transmits information about temperature?
      • Spinothalamic
      • 100.0%
      • Which ascending pathways transmit information about crude touch (2)?
      • Spinothalamic and spinocerebellar
      • 100.0%
      • Which kind of information does the dorsal column-medial lemniscus ascending pathway transmit (3)?
      • Fine touch, vibration, and proprioception
      • 100.0%
      • Which kind of information does the spinothalamic ascending pathway transmit (3)?
      • Fast pain, temperature, and crude touch
      • 100.0%
      • Which kind of information does the spinocerebellar ascending pathway transmit (2)?
      • Proprioception and touch
      • 100.0%
      • At which level of the CNS do sensory neurons which ascend the dorsal column-medial lemniscus pathway decussate?
      • Medulla oblongata
      • 100.0%
      • The first synapse of the spinothalamic pathway is in the [...] of the [...].
      • dorsal horn, spinal cord
      • 100.0%
      • The third synapse of the spinothalamic pathway is in the [...].
      • somatosensory cortex
      • 100.0%
      • At which level of the CNS do sensory neurons which ascend the spinothalamic pathway decussate?
      • Spinal cord
      • 100.0%
      • The second synapse of the dorsal column-medial lemniscus pathway is in the [...] of the [...].
      • VPL, thalamus
      • 100.0%
      • The third synapse of the dorsal column-medial lemniscus pathway is in the [...].
      • somato-sensory cortex
      • 100.0%
      • The cuneate fasciculus of the dorsal column-medial lemniscus pathway carries sensory information from which part of the body?
      • Upper body above T6
      • 100.0%
      • How many synapses are there in the dorsal column-medial lemniscus pathway?
      • 3
      • 100.0%
      • How many synapses are there in the spinothalamic pathway?
      • 3
      • 100.0%
      • How many synapses are there in the spinocerebellar pathway?
      • 2
      • 100.0%
      • The first synapse of the spinocerebellar pathway is in the [...].
      • spinal cord
      • 100.0%
      • The second synapse of the spinocerebellar pathway is in the [...].
      • cerebellum
      • 100.0%
      • At which level of the CNS do sensory neurons which ascend the spinocerebellar pathway decussate?
      • Spinal cord
      • 100.0%
      • What are the 2 routes of the spinocerebellar pathway?
      • Dorsal and ventral
      • 100.0%
      • The decussating route of the spinocerebellar pathway is [...]al.
      • ventr
      • 100.0%
      • The [...] is the major descending pathway through which information descends from the cortex to the spinal cord.
      • corticospinal tract
      • 100.0%
      • What is also called the pyramidal system?
      • Corticospinal tract
      • 100.0%
      • What are the 3 types of neurons in the corticospinal tract?
      • Upper motor, interneuron, and lower motor
      • 100.0%
      • Where do the neurons of the corticospinal tract decussate?
      • Medulla oblongata
      • 100.0%
      • At the pyramidal decussation, [...]% of fibres cross to make the lateral corticospinal tract.
      • 85
      • 100.0%
      • At the pyramidal decussation, [...]% of fibres remain ipsilateral to make the anterior corticospinal tract.
      • 15
      • 100.0%
      • Through which area of white matter in the brain do the fibres of the corticospinal tract travel before reaching the brainstem?
      • Internal capsule
      • 100.0%
      • Lesion to lower motor neurons of the corticospinal tract will cause [...] paralysis.
      • flaccid
      • 100.0%
      • Lesion to upper motor neurons of the corticospinal tract will [...]lateral paralysis of the body below the lesion.
      • contra
      • 100.0%
      • Lesion to lower motor neurons of the corticospinal tract will [...]lateral paralysis of the body at the affected level.
      • ipsi
      • 100.0%
      • At the pyramidal decussation, 85% of fibres cross to make the [...] tract.
      • lateral corticospinal
      • 100.0%
      • At the pyramidal decussation, 15% of fibres remain ipsilateral to make the [...].
      • anterior corticospinal tract
      • 100.0%
      • Where in the CNS does the corticospinal tract divide into an anterior and a lateral tract?
      • Medulla (decussation of the pyramids)
      • 100.0%
      • The [...] tract is the descending pathway through which information travels from the motor cortex to the brainstem motor nuclei.
      • corticobulbar
      • 100.0%
      • The VPL nucleus of the thalamus receives inputs from the [...] pathway and the [...] pathway.
      • dorsal column-medial lemniscus, pathway, spinothalamic, pathway
      • 100.0%
      • The [...] nucleus of the thalamus receives inputs from the dorsal column-medial lemniscus pathway and the spinothalamic pathway.
      • VPL
      • 100.0%
      • Which ascending pathway transmits information about vibration?
      • Dorsal column-medial lemniscus
      • 66.7%
      • The second synapse of the spinothalamic pathway is in the [...] of the [...].
      • VPL, thalamus
      • 66.7%
      • The first synapse of the dorsal column-medial lemniscus pathway is in the [...].
      • medulla oblongata
      • 66.7%
      • The gracile fasciculus of the dorsal column-medial lemniscus pathway carries sensory information from which part of the body?
      • Lower body below T6
      • 66.7%
      • Where does the dorsal route of the spinocerebellar pathway enter the cerebellum?
      • Inferior cerebellar peduncle
      • 66.7%
      • Where does the ventral route of the spinocerebellar pathway enter the cerebellum?
      • Superior cerebellar peduncle
      • 66.7%
      • Afferents in the spinothalamic tract may travel up or down several spinal segments in [...], meaning that a lesion to the spinal cord may only start affecting sensation several segments below the lesion.
      • Lissauer's tract
      • 66.7%
      • From which 3 areas of the cortex do neurons come from to form the corticospinal tract?
      • 1° motor, premotor, and supplementary motor
      • 66.7%
      • Is the corticospinal tract found in animals other than mammals?
      • No
      • 66.7%
      • How many synapses are found in a corticospinal tract?
      • 1 or 2, depending on whether an interneuron is present
      • 66.7%
      • Lesion to upper motor neurons of the corticospinal tract will cause [...] paralysis.
      • spastic
      • 66.7%
      • What are the 3 tracts of efferent neurons which pass through the internal capsule?
      • Corticospinal
        Corticopontine
        Corticobulbar
      • 66.7%
      • Syringomyelia commonly damages the [...] fibres of the [...] tract.
      • decussating, spinothalamic
      • 66.7%
      • The non-decussating route of the spinocerebellar pathway is [...]al.
      • dors
      • 33.3%
      • Although it is not involved in general pain perception, the [ascending pathway] plays a role in the relay of visceral pain perception.
      • dorsal column-medial lemniscus parhway
      • 33.3%