The Nervous System
What parts of the body does the CNS include?
The brain and spinal cord
What is the name of the lobe of the brain that processes auditory information?
Temporal lobe
What is an independent variable?
The variable manipulated by the researcher in the experiment
What is meant by a 'population'?
The larger group, of research interest, from which a sample has been drawn
Where are neurons found in the body?
Everywhere, other than places such as hair and nails
What does the Peripheral Nervous System refer to?
All neurons outside the CNS
What is the name of the lobe of the brain that would process the feeling of a leaf brushing against your cheek?
Parietal lobes
What is the difference between an experimental and a control group?
The experimental group is subject to the IV while the control group is not
What is meant by 'sample'?
A group of participants selected from a population of research interest
What do we call the call body of a neuron?
The soma
What is the name of the part of the nervous system responsible for voluntary control of the body such as waving at a friend?
Somatic nervous system
____________ aphasia is a condition when the part of the brain responsible for comprehending language and producing understandable speech is damaged.
Wernicke's
What is an extraneous variable?
A variable, other than the IV, that might cause changes in the results
What is 'convenience' sampling?
When a sample is selected based on the convenience of access to the participants
What is the name of the fatty, protective covering on an axon?
The myelin sheath
What is the name of the pathway from the sensory receptor site towards the CNS?
Afferent tract
If someone was experiencing blind spots in their vision, which lobe of the brain may have suffered damage?
Occipital lobe
In a study on the effect of consistent teeth brushing on anxiety, what is the dependent variable?
The levels of anxiety experienced in the control vs experimental group
What is 'snowball' sampling?
When participants are asked to recruit their friends for the experiment
What is the name of the wiggles on a neuron where messages are first received?
Dendrites
- Dilated pupils
- Accelerated heartbeat
- Inhibited digestion
- Glucose released by liver
- Relaxed bladder
- Secretion of adrenal neurotransmitters
Identify the hemisphere and lobe involved in the following scenario:
wiggling the left toe
- Right hemisphere
- Frontal lobe
What is the statement of the predicted outcome of an experiment called?
A hypothesis
What is 'stratified' sampling?
Involves breaking the population down into groups based on characteristics they share, then randomly selecting participants from each group
What is the name of the place where neurotransmitters are released to communicate chemically between neurons?
The synaptic gap