MEDIAN SECTION OF HUMAN HEAD

I

cerebral hemisphere, part of language brain

4

corpus callosum, allows communication between cerebral hemispheres

5

septum pellucidum, separates lateral ventricles

6

fornix, concerned with olfaction

II

thalamus, relay station for sensation except smell

8

intermediate mass of thalamus, connects thalamic lobes

11

third ventricle, takes CSF from interventricular foramen to cerebral aqueduct

16

pituitary gland, produces hormones

92

infundibulum, connects hypothalamus with pituitary gland

17

mammillary body, relay station for olfaction

20

pons, connects brain with lower CNS centers

21

medulla oblongata, controls vital autonomic functions like heart rate

22

spinal cord, reflex area

M

spinal column, protects spinal cord

19

cerebellum, balance and equilibrium

100

choroid plexus, makes CSF

14

pineal gland, produces melatonin

13

fourth ventricle, takes CSF from cerebral aqueduct to central canal

3

arbor vitae, conducts impulses concerned with equilibrium

96

cerebral aqueduct, takes CSF from third to fourth ventricle

9a

superior colliculi of corpora quadrigemina, contains visual reflex center

18

inferior colliculi of corpora quadrigemina, contains auditory reflex center

97

straight sinus, involved in CSF flow

15

optic chiasma, area where medial portion of optic nerves cross

98

superior sagittal sinus, collects blood draining from brain tissue

95

dura mater, protects the brain

94

arachnoid mater, protects the brain by housing cushioning CSF

A

bone of skull, protects the brain