Axonal tracts and commissures

Question 1

Carries output info from hippocampus to mammilary bodies

Answer 1

Fornix

Question 2

Allows communication btw 2 sides of thalamus

Answer 2

thalamic adhesion

Question 3

Largest commissure through which axons from one cortical hemisphere communicate with the other

Answer 3

corpus callosum

Question 4

Commissure located at the base of the telencephalon slightly rostral to the hypothalamus

Answer 4

anterior commissure

Question 5

The main tract which corticospinal axons travel at the level of the midbrain

Answer 5

cerebral peduncle

Question 6

Small bundle of axons that separates the claustrum from the putamen

Answer 6

external capsule

Question 7

Touch and proprioception of the lower body to thalamus

Answer 7

Medial lemniscus via Gracile nucleus

Question 8

Touch and proprioception of upper body

Answer 8

Medial lemniscus via cuneate nucleus

Question 9

Basis pedunculi contains 3 tracts

Answer 9

1. Corticospinal
2. Corticobulbar
3. Corticopontine

Question 10

To/from of corticobulbar tract

Answer 10

Motor cortex to brainstem

Question 11

To/from of corticopontine tract

Answer 11

Motor cortex to pontine nuclei

Question 12

Dorsal column nuclei receive what kind of input?

Axons create what? To where

Answer 12

Somatosensory info related to touch

Medial lemniscus to ventral posterior nucleus of thalamus

Question 13

Reticular formation communicates to 2 locations with what info

Answer 13

Thalamus: regulate arousal

Spinal cord: reticulospinal tract for sensory motor integration

Question 14

Where is corticospinal tract at level of pons?

Answer 14

Basis Pontis

Question 15

The Red Nucleus is involved in what tract?

Answer 15

Rubrospinal

Question 16

Rubrospinal tract is from? to? for?

Answer 16

Red nucleus
Spinal cord
Voluntary movement

Question 17

Coriticobulbar tract is involved in

Answer 17

Muscle control of the face