Week #4 Nervous system organization

Helpful for week #4 notes

Central Nervous System

Brain + Spinal chord

Peripheral Nervous System

Nerves outside of the CNS
Spinal Nerves + Cranial Nerves

Autonomic Nervous System

Involuntary movements that we can’t control

Sympathetic → flight or fight
Parasympathetic → rest and digest

Somatic Nervous System

Movements we can control
muscles and sensory info

Cerebrum

Largest part of brain
- Learning, memory, movement, senses

Cerebral Cortex

outer folded layer

Corpus Callosum

Connects left and right hemisphere together

Frontal Lobe

Responsible for 
Decision making, planning, voluntary movement

Parietal Lobe

touch, pain, spatial awareness

Temporal Lobe

Hearing, language

Occipital Lobe

vision

Hippocampus

leanring and memory

Basal Ganglia

movement control

Thalamus

sensory relay cneter

Hypothalamus

Responsible for hormone secretion and homeostasis

Pituitary gland

Responsible for CONTROLLING hormones

Cerebellum

Responsible for balance

Brainstem (midbrain, pons, medulla)

Basic life funcitons

Spinal chord

Communication link between brain + body

Skull

The bone protecting the brain

Vertebrate

Bones protecting the spinal chord

Laterizaliation

Brain regions that re located in a specific hemisphere