CH 12 - The central nervous system (CNS)

what does the cns consist of

brain and spinal cord

what does cns stand for

central nervous system

what do the brain and spinal cord begin as

the neural tube

what primary brain vesicles form at anterior end during embryonic development

• prosencephalon (forebrain)

• mesencephalon (midbrain)

• rhombencephalon (hindbrain)

forebrain turns into

telencephalon and diencephalon

midbrain turns into

midbrain remains undivided

hindbrain divides into

metencephalon and myelencephalon

telencephalon divides into

cerebral hemispheres

diencephalon divides into

stays diecenphalon

mesencephalon is your

midbrain

metencephalon divides into

pons and cerebellum

myelencephalon divides into

medulla oblongata

what are the adult brain regions

cerebral hemispheres, diencephalon, brain stem (midbrain, pons, and medulla), and cerebellum

label

1. cerebral hemisphere

2. diencephalon

3. cerebellum

brain stem:

4. midbrain

5. pons

6. medulla oblongata

label the meninges

1. dura matter

2. arachnoid

3. pia matter

what cells line the ventricles of the brain

ependymal cells