(03-Lab) Diencephalon

Question 1

(More Rostral Section)

(1), (2), (3), (4), (asterik)

all part of what portion of brain?

Answer 1

(1) third ventricle
(2) thalamus
(3) hypothalamus
(4) optic chiasm (chiasma)
(asterik) interthalamic adhesion

(all part of what?) diencephalon

Question 2

(More Caudal Section)

(1), (2), (3), (4)

These are all part of what division?

Answer 2

(1) pineal body
(2) lateral geniculate body (nucleus)
(3) medial geniculate body (nucleus)
(4) thalamus
(division) diencephalon

Question 3

(Dorsal Cerebrum removed - Dorsal View of Sheep Brain)

(pink pics)

(green pic pokes through what into what?)

(yellow pic)

Answer 3

(pink pics) thalamus

(green pic) pokes through third ventricle and into interthalamic adhesion

(yellow pic) pineal body (gland)

Question 4

(Ventral View of a Sheep Brain)

(green pic)

(red pic)

Answer 4

(green pic) optic chiasm

(red pic) mamillary bodies

Question 5

(Medial View of Equine Half Brain)

(1)

(II)

(III)

Answer 5

(1) pineal body

(II) optic chiasm

(III) third ventricle

Question 6

Lateral view of an equine brainstem (the cerebrum is detached by cutting internal capsule)

(1)

(2)

(3)

(4)

(II)

(X)

Answer 6

(1) lateral geniculate body
(2) medial geniculate body
(3) optic tract
(4) mamillary body

(II) otpic nerve

(X) optic chiasm

Question 7

(sheep - medial view of left half)

(orange)

(blue)

(red)

Answer 7

(orange) pineal gland
(blue) thalamus
(red) optic chiasma

Question 8

(Dorsal View of Sheep Brain)

(white)

(orange)

(red)

Answer 8

(white) pineal body
(orange) lateral geniculate body
(red) medial geniculate body

Question 9

(Sheep Brain Ventral View)

(green)

(red)

Answer 9

(green) optic chiasm
(red) mamillary bodies

Question 10

(yellow pic)

Answer 10

optic nerve (II)

Question 11

(yellow pics)

Answer 11

optic tract(s)