Brain nuclei elaboration

Question 1

What function do medullary nuclei have?

Answer 1

1.Relay sensory information to brain
2. associated with cranial nerves
3.associated with autonomic control (homeostasis)

Question 1

Does all communication between brain and spinal cord cross medulla oblongata?

Answer 1

Yes

Question 2

Gracile nucleus

Answer 2

Part of the medulla oblongata passes information to the thalamus

Question 3

cuneate nucleus

Answer 3

Part of the medulla oblongata passes information to the thalamus

Question 4

Solitary nucleus

Answer 4

Part of the medulla oblongata receives visceral sensation

Question 5

Olivary nuclei

Answer 5

Part of the medulla oblongata Relays information to cerebellum makes “olives” in medulla

Question 6

Reticular formation

Answer 6

Forms reflex centres in the medulla oblongata

Question 7

Cardiovascular centres

Answer 7

Part of the reticular formation sets heart rate and contraction

Question 8

Respiratory centres

Answer 8

part of the reticular formation sets breathing pace

Question 9

Pons parts

Answer 9

-apneustic center
-pneumotaxic center
-transverse fibers
-CNS tracts

Question 10

apneustic and pneumotaxic center

Answer 10

Parts of the pons that control breathing

Question 11

transverse fibers

Answer 11

in the pons they communicate between cerebellar hemispheres

Question 12

Corpora quadrigemina

Answer 12

two pairs (4 total) of nuclei within the mesencephalon
(superior and inferior conniculi)

Question 13

Tectum

Answer 13

Surface of mesencephalon contains inferior and superior colliculi

Question 14

inferior colliculi

Answer 14

auditory processing within the mesencephalon

Question 15

superior colliculi

Answer 15

visual processing within the mesencephalon

Question 16

Red nucleus and substantial nigra

Answer 16

parts of the mesencephalon and the reticular formation they control muscle tone

Question 17

Cerebral peduncles

Answer 17

contained in the ventrolateral surfaces of mesencephalon

Question 18

Substantia nigra

Answer 18

The black part of mesencephalon due to dopamine oxidation and controls motor

Question 19

Thalamus location

Answer 19

Forms walls of 3rd ventricle is right above the pituitary gland

Question 20

Thalamus nuclei

Answer 20

-Anterior nuclei
-medial nuclei
-posterior nuclei
-lateral nuclei

Question 21

Posterior nuclei parts

Answer 21

-pulvinar nuclei
-lateral geniculate nucelei
-medial geniculate nuclei

Question 22

Hypothalamus functions

Answer 22

-Homeostasis
-ADH and Oxytocin secretion
-Emotional responses

Question 23

Folia cerebelli

Answer 23

similar to gyri of cerebrum are just folds

Question 24

Cerebellar primary fissure

Answer 24

Separates cerebellar hemispheres

Question 25

Arbor vitae

Answer 25

connects cerebellar cortex to the peduncles

Question 26

Cerebellar peduncles

Answer 26

superior, middle and inferior named with the location they commutate with