Lab 3 Images

sup colliculus

1

inf colliculus

2

obex

3

dorsal median sulcus

4

dorsal intermediate sulcus

5

spinal accessory 11

6

vagus 10

7

glossopharyngeal 9

8

trochlear 4

9

fornix

10

vision

what info travels thru 1?

auditory

what info travels thru 2?

fasciculus gracilis

what structure is medial to 5?

fasciculus cuneatus

what structure is lat to 5?

pulvinar

1

lateral geniculate nucleus

2

medial geniculate nucleus

3

cuneatus tubercle

4

gracilis tubercle

5

pineal body/gland

7

pineal gland/body

1 (blue dot)

pulvinar

2

trochlear 4

3

facial 7, vestibulocochlear 8

4

glossopharyngeal 9, vagus 10

5

spinal accessory 11

6

medial geniculate nucleus

7

lateral geniculate nucleus

8

cuneatus tubercle

9

gracilis tubercle

10

vision

what info travels thru 8?

auditory

what info travels thru 7?

sup oblique

what m is innervated by 3?

facial movement; balance and hearing

what is the function of 4?

fornix

1

infundibulum

3

mammillary body

4

interpeduncular fossa

5

cerebral peduncle

6

oculomotor 3

7

abducens 6

8

trigeminal 5

9

facial 7

10

vestibulocochlear 8

11

hypoglossal 12

12

pyramid

13

olive

14

basis pontis

15 (yellow dots)

ventral median fissure

16

oculomotor 3

what CN exits out of 5?

abducens 6, facial 7, vestibulocochlear 8

what CNs are found at 15?

sup colliculus

1

inf colliculus

2

trochlear 4

3

vestibulocochlear 8

4

glossopharyngeal 9

5

facial 7

6

hypoglossal 12

7

olive

8

sensation to tongue/help w/ swallowing

what is the func of 5

tongue movement

what is the func of 7?

trigeminal 5

2

oculomotor 3

3

olfactory 1

4

glossopharyngeal 9, vagus 10

5

abducens 6

6

pyramid

7

facial 7

8

mammillary body

10

interpeduncular fossa

11

vestibulocochlear 8

12

cerebral peduncle

1

substantia nigra

2

periaqueductal gray

3

red nucleus

4

tectum of midbrain

5

fornix

1

pineal body

2

tectum of midbrain (sup/inf colliculi)

3

red nucleus

4

mammillary body

5

hypothalamus

6

oculomotor 3

1

substantia nigra

2

periaqueductal gray

3

tectum of midbrain

4

red nucleus

5

olfactory 1

1

glossopharyngeal 9, vagus 10, spinal accessory 11

2

trigeminal 5

3

hypoglossal 12

4

optic 2

5

facial 7, vestibulocochlear 8

6

optic canal

1

foramen ovale

2

internal auditory meatus

3

foramen rotundum

4

sup orbital fissure

5

jugular foramen

6

hypoglossal foramen

7