Brainstem

Front 1

Obex

Back 1

site of 4th ventricle closure and the beginning of hte central canal of the spinal cord

Front 2

Tectum consistis of

Back 2

superior and inferior colliculi

Front 3

Superior and inferior colliculi together are called

Back 3

Quadrigeminal Plate

Front 4

Superior Calliculus Functions

Back 4

coordinate reflexes to visual stimuli and contributes to the control of eye movements

Front 5

Inferior Colliculus Functions

Back 5

Major nucleus forming a relay station of the auditory pathways from the cochlea to cerebral cortex
-Coordinates reflexes to auditory stimuli

Front 6

Tegmentum contains nuclei for

Back 6

CN III and CN IV and red nucleus

Front 7

Cerebral Peduncle

Back 7

Refers to all of the midbrain on each side except tectum

Front 8

Separates the crus cerebri from the medbrain tegmentum

Back 8

Substantia Nigra

Front 9

Forms the ONLY pathway of communication of CSF between the 3rd and 4th ventricles

Back 9

Cerebral Aqueduct

Front 10

Common site for blockage of CSF flow resulting in increased intracranial pressure

Back 10

Cerebral Aqueduct

Front 11

CN3 and CN4 modulate

Back 11

contraction of extraoccular muscles

Front 12

CN III emerges from the

Back 12

interpeduncular fossa

Front 13

CN IV emerges

Back 13

dorsally just below the inferior colliculus
(the only CN that exits dorsally and wraps around the midbrain)

Front 14

Pons contains nuclei for which CN?

Back 14

CN V, VI, VII, VIII

Front 15

CN emerges from the

Back 15

substance of the pons
(pons and middle cerebrllar peduncle)

Front 16

CN VI, VII, VIII emerge from

Back 16

the pontomedullary junction
(inferior pontine sulcus)

Front 17

Pons contains nuclei for which CN?

Back 17

CN V, VI, VII, VIII

Front 18

What is derived from the Rhombencephalon?

Back 18

Medulla Oblongata and Pons

Front 19

CN emerges from the

Back 19

substance of the pons
(pons and middle cerebrllar peduncle)

Front 20

Medulla contains the nuclei for CN?

Back 20

IX, X, XI, XII (with some of VIII)

Front 21

CN VI, VII, VIII emerge from

Back 21

the pontomedullary junction
(inferior pontine sulcus)

Front 22

What is derived from the Rhombencephalon?

Back 22

Medulla Oblongata and Pons

Front 23

Medulla contains the nuclei for CN?

Back 23

IX, X, XI, XII (with some of VIII)

Front 24

CN IX and X emerge from

Back 24

Postolivary Sulcus

Front 25

CN XI emerges

Back 25

partly from the postolivary sulcus

Front 26

CN XII emerges

Back 26

Preolivary Sulcus

Front 27

?

Back 27

?

Front 28

What SSA nucleous is found in the Pons?

Back 28

Vestibular (VIII)

Front 29

What SSA nuceli are found in the Medulla?

Back 29

Vestibular and Cochlear
(VIII)

Front 30

What GSA nucleous is found in the midbrain?

Back 30

Mesencephalic (V)

Front 31

What GSA nucleous is found in the Pons?

Back 31

Principal sensory (V)

Front 32

What GSA nucleous is found in the medulla?

Back 32

Spinal (V)

Front 33

What GVA&SVA nucleous is found in the medulla?

Back 33

Solitarius
(VII, IX, X)

Front 34

What GVE nucleous is found in the midbrain?

Back 34

E-W
(III)

Front 35

What GVE nucleous is found in the Pons?

Back 35

Superior Salivatory (VII)
Inferior Salivatory (IX)

Front 36

What GVE nucleous is found in the Medulla?

Back 36

Dorsal Motor (X)

Front 37

What SVE nucleous is found in the Pons?

Back 37

Trigeminal Motor (V)
Facial Motor (VII)

Front 38

What SVE nucleous is found in the medulla?

Back 38

Ambiguus
(IX, X, XI)

Front 39

What GSE nucleous is found in the midbrain?

Back 39

Oculomotor (III)
Trochlear (IV)

Front 40

What GSE nucleous is found in the Pons?

Back 40

Abducens
(VI)

Front 41

What GSE nucleous is found in the medulla?

Back 41

Hypoglossal (XII)