Shared Flashcard Set

Details

Biological Aspects of Behavior
Ch 2*
24
Psychology
Undergraduate 1
09/23/2010

Additional Psychology Flashcards

 


 

Cards

Term
Nervous System
Definition
1. neurons
2. action potential and synaptic transmission
3. neurotransmitters
Term
Neurons
Definition
Individual cells in the nervous system that receive, integrate, and transmit info
1. cell body
2. axon
3. dendrites
Term
Cell Body
Definition
The soma, the cell body of a neuron; it contains the nucleus and much of the chemical machinery common to most cells.
Term
Axon
Definition
A long, thin fiber that transmits signals away from the neuron cell body to other neurons, or to muscles or glands.
Term
Dendrites
Definition
Branchlike parts of neuron that are specialized to receive information
Term
Action Potentials
Definition
A brief change in a neuron's electrical charge.
Term
Synaptic Transmission
Definition
A junction where information is transmitted from one neuron to the next.
Term
Neurotransmitters
Definition
Chemicals that transmit information from one neuron to another.
1. effects-excitatory, inhibitory
2. types - dopamine, serotonin, acetylcholine, epinephrine, norepinephrine, endorphins
Term
Peripheral Nervous System
Definition
All those nerves that lie outside the brain and spinal cord.
Sympathetic, parasympathetic
Term
Sympathetic Nervous System
Definition
Term
Parasympathetic Nervous System
Definition
Term
Central Nervous System
Definition
The brain and the spinal cord.
1. spinal cord
2. cerebral cortex
Term
Spinal Cord
Definition
information high way, provides pathway from the brain to the rest of the body
Term
Brain
Definition
1. hindbrain, midbrain, forebrain
2. cerebral cortex
3. lobes
4. cerebral lateralization
Term
Hindbrain
Definition
The part of the brain that includes the cerebellum and two structures found in the lower part of the brainstem: the medulla and the pons.
lower part of the brain (oldest parts) controls basic regulation of breathing, heart rate, balance, etc/ automatic
Term
Midbrain
Definition
The segment of the brain stem that lies between the hindbrain and the forebrain.
regulating higher more complex activities (alertness, arousal) affected when alcohol is drank causing drowsiness
Term
Forebrain
Definition
The largest and most complicated region of the brain, encompassing a variety of structures, including the thalamus, hypothalamus, limbic system, and cerebrum.
emotions , memory, learning
Term
Cerebral Cortex
Definition
The convoluted outer layer of the cerebrum.
thin outer layer, 80% of mass, higher metal processes occur (problem solving, creativity)
Term
Lobes
Definition
1. occipital
2. parietal
3. frontal
4. temporal
Term
Occipital Lobe
Definition
The lobe in charge of sight
Term
Parietal Lobe
Definition
The lobe in charge of sensation
Term
Frontal Lobe
Definition
Th love in charge of thinking, planning, decision making, store memories
Term
Temporal Lobe
Definition
The love in charge of auditory functions (hear sounds)
Term
Cerebral Lateralization
Definition
The part of the brain that divides the brain in half long ways.
Supporting users have an ad free experience!