Name the 4 lobes each hemisphere of the brain is divided into?
Frontal, Parietal, Occipital, Temporal
What is neural plasticity?
It is the ability of neutrons to change their structure and function as a result of environmental and genetic factors
What is hemispheric lateralization
This refers to the relatively large location of a certain function on one hemisphere or the other
What nervous system prepares your body for flight or fight?
The sympathetic nervous system
Name the parts of the peripheral nervous system
Autonomic, Somatic, Sympathetic, Parasympathetic
What part of the brain allows or prevent messages being passed on to the higher brain centres
Name the parts of the central nervous system
The brain and spinal chord
What is GABA?
Gamma-Amino Butyric acid
It inhibits nerve transmission in the brain, calming nervous activity.
Alcohol as an agonist stimulates the activity of GABA
Chemicals that produce changes in consciousness, emotion, and behaviour are called what drugs?
At rest a neutron has more ---- ions outside and more ---- ions inside
The neurotransmitter Endorphin is the best known...
NEUROMODULATOR: they have a more widespread and generalized effect on synaptic transmissions.
It increases feeling of well-being and reduces pain.
PET (Positron emission tomography) scans are able to measure:
neurotransmitter activity, metabolism, blood flow, brain activity
The neurotransmitter acetylcholine is involved in?
Memory and muscle activity
Which disorder are related to the malfunctioning of the neurotransmitter serotonin?
Depression, sleeping, eating disorders
Functions of the cerebellum?
muscle movement coordination, memory and learning
Coordinates motivational and emotional urges, involved in memory, two key structures are hippocampus and amygdala
Support nerve cells, absorb toxins, produce nutrient for neurons.
Non-neuronal cells that maintain homeostasis, form myelin, and provide support and protection for neurons in the central nervous system and peripheral nervous system.