Nervous System
A system of networks of specialised cells/neurons that connect the brain to the body via electrochemical signals
What is the nervous system?
1 nerve cell
What is a neuron?
Splits the left and right hemispheres
What is the corpus callosum?
Lost his frontal lobe in a railroad accident
Who is Phineas Gage?
Tik Tok
What is an app that Mr Scafetta does not have?
Nerves in your brain and spinal chord
Where is the CNS?
Fatty substance that protects the axon and assists with transmission of nerve impulses
What is a myelin sheath?
Enables a person to perceive their own body and to perceive where things are located in their immediate environment
What is the parietal lobe?
Produces a high-resolution, 3D image of the brain, can detect tumours, broken bones, structural anomalies
What is a CAT scan?
Study the same group over a period of time
What is a longitudinal study?
Manages the body in times of stress
What is the sympathetic nervous system?
Flattened end of the neuron that forms a junction with other neurons
What is an axon terminal?
Located at the top of the brainstem, receives and processes sensory information
What is the midbrain?
Spell EEG
ELECTRO ENCEPHALO GRAM
Uses interviews, focus groups, open ended surveys
What is qualitative data?
Sneezing in response to dust, pupils dilating or constricting in response to light...
What are some autonomic responses?
Nerves in the central nervous system
What is a tract?
Issues with speech indicates there is something wrong with this part of the brain
What is Broca's area?
Monitors blood flow and oxygen consumption to reveal active parts of the brain
What is a FMRI?
Use a random allocation of participants, use single-blind procedures, and standardised procedures and instructions
What are some ways we can reduce the effects of extraneous and confounding variables?
Nerve endings release this neurotransmitter
What is acetylcholine?
Interneurons, connector nerves, relay neurons
Which types of neurons are found in the CNS?
Splits the brain anteriorly and posteriorly
What is the central sulcus?
Doesn't use potentially harmful X-rays of radioactive substances, but is expensive and doesn't provide information about cognitive motor activity
Change in sweat gland activity, reflective of our emotional state
What is a galvanic skin response?