Nervous System
Two principal divisions of the Nervous System
Central and peripheral nervous system
Basically the brain is divided in... (not talking about the three brain theory)
2 hemispheres
The endocrine system secretes...
hormones.
What is a neuron
Key celular components of the nervous system.
Able to recieve and send information.
Main divisions of the brain in the 3 brains theory
Brain stem, lymbic system and cerebral cortex
Two main divisions of the peripheral system
Autonomic and somatic nervous system
Define the brain
Organ in which all mental, emotional, and behavioral activity originates.
Hormones influence ___ and ___
Mood and behavior.
Sensory, motor and interneuron
Coordinates motor functions and integrates sensory stimuli
Brain stem-cerebellum
Movement, fire, etc.
Helps the two cerebral hemispheres work together
Corpus callosum
Name 2 hormones
Estrogen, testosterone, progesterone, cortisol, growth, thyroid
Principal work of the myelin sheath
Helps speed the neural impulse
Frontal lobe
All the divisions of the nervous system
Central nervous system (brain and spinal cord)
Peripheral nervous system (autonomic - sympathetic and parasympathetic & somatic - sensory and motor)
Name the 3 meninges from inside to outside
Pia mater, arachnoide mater and dura mater
Has over 400 functions in a woman's body (also presen in men)
Estrogen
In synapse the ____ of a neuron send information to the ______ of another neuron
Axon and dendrites
Name 2 parts of the limbic system and their functions.
Hypotalamus (autonomic nervous system), thalamus (sensory information and attention), hippocampus (new memories), amydala (emotional memories)
Explain how and when the sympathetic and parasympathetic systems work together.
Energy drinks, for example. That stimuli goes directly to the sympathetic division giving more energy, but thats not natural so the parasympathetic acts to calm down the organs.
White matter is white because of the...
myelin sheath
Regulates your body's response to stress.
Cortisol
Describe the synapse process with the 3 main parts that participate
Pre and post synaptic neuron and neurotransmitters
Name the 4 brain lobes and one function for each
Frontal, parietal, temporal and occipital