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Comparative Vertebrate Anatomy > Sheep > Flashcards

Flashcards in Sheep Deck (27):
1

thickest meninx

dura mater

2

middle meninx

arachinoid mater

3

meninx covering surface of brain

pia mater

4

fold

gyrus

5

groove

sulcus

6

cerebral hemispheres together compose the

cerebrum

7

largest parts of the brain

cerebral hemisphere

8

elongated, flattened, lie anteroventrally on each cerebral hemisphere

olfactory bulb

9

separate cerebral hemispheres

longitudinal cerebral fissure

10

white fibrous structure connecting cerebral hemispheres

corpus callosum

11

thin vertical partition between corpus callosum and fornix

septum pellucidum

12

anterior dorsal cavity of the brain

lateral ventricle

13

groove separating piriform lobe

rhinal sulcus

14

floor of diencephalon

hypothalamus

15

partial decussation of optic nerves at hypothalamus

optic chiasm

16

stalks extending from optic chiasm

optic nerves

17

lateral to dorsal margins of third ventricle

thalamus

18

dorsal part of diencephalon, lies ventral to posterior portion of corpus callosum

epithalamus

19

lies dorsal to cerebral aqueduct

pineal gland

20

cavity originating at central canal and extending into cerebral hemispheres

cerebral aqueduct

21

mass of hindbrain

cerebellum

22

ventral to cerebellum

pons

23

connects brain to spinal cord

medulla oblongata

24

order of nerves arising from medulla

trigeminal, abducens, facial, skip, glossopharyngeal, vagus, accessory, hypoglossal

25

nerve arising from ventromedial midbrain (after optic nerves)

oculomotor nerve

26

small nerve arising from between the ventral mid and hindbrain

trochlear nerve

27

cavity at cerebellum

fourth ventricle