Interior Parts of the Brain
Olfactory
Optic
Oculomotor
Trochlear
Trigeminal
Abducens
Facial
Vestibulocochlear
Glossopharyngeal
Vagus
Accessory nerves
e. Reticular activating system (RAS)
2. Limbic system – emotional memories, learning memory, memory processing
a. Thalamus – cognitive, memories
b. Hypothalamus – maintaining homeostasis or normal state of the body
c. Hippocampus – converts information to long term storage regions.
d. Amygdala – take parts of emotions, especially fear
3. Cerebrum – largest brain structure
b. Fissures – deep furrows marks
c. Sulci – shallow furrows marks
I. Left cerebral hemisphere – in charge of right body
II. Right cerebral hemisphere – in charge of left body
III. Corpus callosum – bridge between 2 hemispheres
d. Gray matter – memory, speech, muscular movement
e. White matter – neurons connect with each other to form networks
4. Cerebellum – Coordinates movement, monitors impulses from nerves
5. Brain Cells – Neurons or Glial cells
a. Neurons – functioning core for the brain and the nervous system, formed with neurogenesis
I. Dendrites – receive electrical impulses
II. Axons – increase speed of impulse
III. Synapse – gap between dendrite and axons
b. Glial Cells – hold neurons together and filter harmful substances