Examplify corrections

Question 1

what is the funiculus

Answer 1

subdivision of a tract

movement in both directions (afferent and efferent)

Question 2

what direction of movement of a tract

Answer 2

single direction e.g. efferent OR afferent not both!

Question 3

where do these nerves emerge in relation to the pons?

trigeminal
abducens
facial

Answer 3

trigeminal - from the lateral aspect of the pons

abducens - ventrally from the ponto-medullary junction

facial - laterally from the ponto-medullary junction

Question 4

where are colliculi found

Answer 4

sit on dorsal aspect of midbrain (mickeys chin)

Question 5

function of superior colliculi

Answer 5

deal with reflex actions to visual stimuli

Question 6

which connects cerebral hemispheres to the brainstem

Answer 6

cerebral peduncles (also called crus cerebri)

Question 7

where do the lateral ventricles drain

Answer 7

to the interventricular foramen before entering the third ventricle which drains directly to the 4th

Question 8

cerebral peduncles contain sensory or motor fibres

Answer 8

motor only