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Psych test 2
brain
31
Psychology
Undergraduate 3
09/24/2008

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Cards

Term
PERIPHERAL NERVOUS SYSTEM
Definition
INCLUDES ALL NERVES OUTSIDE THE BRAIN AND SPINAL CHORD
Term
CENTRAL NERVOUS SYSTEM
Definition

DIVISION OF THE NERVOUS SYSTEM THAT CONSISTS OF THE BRAIN AND SPINAL CORD.

CONNECTS THE BRAIN WITH THE PERIPHEAL NERVOUS SYSTEM 

Term

SOMATIC NERVOUS SYSTEM  

 

Definition
CARRIES SENSORY MESSAGES TO BRAIN AND MOTOR COMMANDS TO THE MUSCLE
Term
AUTONOMIC NERVOUS SYSTEM
Definition
REGULATES HEART RATE, BREATHING AND OTHER AUTOMATIC FUNCTIONS
Term
PARASYMPATHETIC NERVOUS SYSTEM
Definition
RESPONSIBLE FOR RETURNING THE BODY TO A RESTING OR BALANCED STATE
Term
NEURON
Definition
CELLS THAT TRANSMIT INFORMATION
Term
DENDRITES
Definition
RECIEVES INFORMATION AND PASSES IT TO THE CELL BODY
Term
CELL BODY
Definition
SUMMARIZES INFORMATION
Term
AXON
Definition
extends from cell body, carries electrical potential, sends a chemical message to adjacent neurons
Term
MYELIN SHEATH
Definition

COVERS THE ACTION OF SOME NEURONS AND HELPS SPEED NEURAL IMPULSES

 

Term
TERMINAL BUTTONS
Definition
THESE STORE AND THEN RELEASE NEUROTRANSMITTERS
Term
GLIAL CELL
Definition
INCREASES THE SPEED OF NEURAL CONDUCTION BY PROVIDING INSULATION OF THE AXONS.
Term
SYNAPSE
Definition
SITE WHERE TWO OR MORE NEURONS INTERACT BUT DON'T TOUCH
Term
NEUROTRANSMITTERS
Definition
CHEMICAL SUBSTANCES THAT ARE STORED IN TERMINAL BUTTONS AND RELEASED INTO THE SYNAPSE BETWEEN TWO NEURONS TO CARRY SIGNALS FROM ONE NEURON TO THE NEXT.
Term
ENDORPHINS
Definition
SUBSTANCES PRODUCED BY THE BODY THAT BLOCK PAIN
Term
MORPHINE
Definition
BLOCKS OR INHIBITS TRANSMISSION OF NEURAL SIGNALS THAT TRANSMIT PAIN SIGNALS
Term
DOPAMINE
Definition
PLAYS A ROLE IN PRODUCING DEPENDENCE (ADDICTION TO) ON DRUGS
Term
SEROTONIN
Definition
PLAYS A ROLE IN WEIGHT REGULATION, SLEEP, DEPRESSION, SUICIDE, OBSESSIVE-COMPULSIVE DISORDER, AGGRESSION, ETC.
Term
AGONIST
Definition
DRUGS THAT PROMOTE OR ENHANCE THE EFFECTS OF A PARTICULAR NEUROTRANSMITTER
Term
ANTAGONIST
Definition
DRUGS THAT OPPOSE THE EFFECTS OF A PARTICULAR NEUROTRANSMITTER
Term
RESTING STATE
Definition
ELECTRICAL CHARGE OF A NEURON WHEN IT IS NOT FIRING
Term
ACTION POTENTIAL
Definition

REVERSAL IN ELECTRICAL CHARGE OF A NEURON THAT OCCURS WHEN THE NEURON FIRES

 

Term
NOREPINEPHRINE
Definition
INVOLVED IN SYMPATHETIC NERVOUS SYSTEM ACTIVITY; INFLUENCES AROUSAL, MOOD, AND REWARD CENTERS
Term
ACETYLCHOLINE
Definition
INVOLVED IN MUSCLE MOVEMENT AND MEMORY
Term
ENDOCRINE SYSTEM
Definition
SYSTEM OF GLANDS THAT PRODUCE AND SECRETE HORMONES
Term
HYPOTHALAMUS
Definition
GLAND AND BRAIN STRUCTURE THAT SENDS SIGNALS TO THE PITUIRITY GLAND AND CONTAINS KEY CENTERS FOR FIGHTING, FLEEING, SEXUAL ACTIVIT, AND HUNGER.
Term
PITUITARY GLAND
Definition
CONTROLS MANY OTHER GLANDS; LOCATED IN THE BRAIN BELOW THE THALAMUS AND HYPOTHALAMUS
Term
BRAIN STEM
Definition
PRIMITIVE PORTION OF THE BRAIN.
Term
RETICULAR FORMATION
Definition
AROUSAL SYSTEM WITHIN THE BRAINSTEM
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