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54 Cards in this Set

  • Front
  • Back
Who created the first medical ethics thing and when?
Hippocrates 400BCE
What was the first ethics thing comprised of?
1) Medical Practice and ethics
2) Physicians should abstain from what it is harmful or mischievous
3) It deals exclusively with human subjects
4) It never mentions consent
The second changes to ethics principles occurred when and was created by whom?
1800s, Percival
What happened in Newgate prison?
Pardons were issued for inoculations but most of the experiments were lethal
What did Jenner do?
He injected children with smallpox
Beaumont introduced what concept?
Voluntary consent
What led to the Prussian debate?
The Reich Health Council (75 children died in experiments even though a vaccination had already been made)
What did the Prussian directive lead to?
Informed consent, those who could not consent were defined, education was more clearly defined and yet no talk of consequences
What was the declaration of Helsinki?
It was an ethic committee in 1964 that was the first to mention animal experimentation
Belemont report: when? What did the human component entail?
1979. It involved respect for human beings, freedom to make choices without consequences, Use of deception was acceptable and the permissible level of deception depends on the research question, benefits have to out weigh risks, confidentiality, justice in selection of subjects and sharing of harm and benefits, exclusion without cause is unethical
The liberatarian view suggests that
Research on animals is always okay
The animal rights and liberation view suggests that
Research on animals is never okay
The three rs are:
reduction, refinement and replacement
Nuremberg's 10 main principles included:
1) Informed consent free from coercion, deceit, and with enough information about ill effects
2) Results should be for the good of society and not be obtainable through other means
3) The anticipated results should justify the experiment
4) Avoidance of unnecessary suffering
5) No experiment where there is a good chance of death of disabling injury
6) Benefit should outweigh risk
7) Prevention of even remote possibilities of injury or death
8) Only qualified personnel should conduct the experiment
9) Right to quit
10) If the scientist believes that injury or disability or death might result they must terminate the study
The most important addition to the Helsinki declaration included:
1) Clearly formulated experimental protocal and approval by an ethic review committee
2) Medical research is only justified when the populations in which the research is carried out stand to benefit from the results of the research
3) Privacy
4) A legally authorized representative has to provide consent for individuals deemed incapable of giving consent
5) The only reason that research should even be done on those that are not able to give consent on there own is if the disability or age is a necessary component for the research and it has to directly benefit them
Descartes believed
Nonhuman animals have no souls and cannot suffer so any kind of experiment is justified
Utilitarianism supposes that
Benefits to humans are more important than unhappiness of nonhuman animals created by experimentation
Arguments against nonhuman animal research include:
1) No benefit: Animal experiments can mislead doctors and the public and have no relation to diseases affecting humans.
2) Lack of necessity: Computer models or human DNA can be substituted in the place of animals
3) Animal rights
4) Animal liberation: By freeing nonhuman animals we will save ourselves
Animal welfare involves
reduction, refinement and replacement
Behavioural revolution occurred _________ and involved ____________ and might have been related to _____________:
50,000 - 100,000 years ago and involved the dramatic emergence of art, jewellery and a sophisticated tool kit. Was it linked to language?
Noam Chomsky held what position:
Nativist linguist. It comes from within and reflects thought
BF Skinner held what position
Language comes from outside and affects what and how we think
Chomsky supported his position by positing:
1) It's a human universal. It's a universal mode of communication and follows a specific sequence and all languages are equal
2) It's too complex to learn. It is arbitrary symbols and involves an infinite use of finite building blocks
3) Language models are impoverished: Normal learning process = insufficient
4) Language specializations in the brain (Broca's area - production and Werinicke's area - comprehension)
Skinner contrasted by saying that
1) Not all universals are related to biology and languages aren't all equal or equally complex nor are all speakers equally competent
2) Lots of things are complex and learned. Statistical learning of language structure and phrase boundaries. Semantic meaning gathered from context.
3) Language models are not impoverished as simplified parental speech can aid learning
4) Language deficits are not as clear or precise as proposed
Why is language seen as central to human nature?
It is what sets humans apart from animals, it is central to human psychology
What does primate phylogeny tell us about language:
We are very related to primates and share many traits and this all relates to our shared heritage. Language is one of the ways that we have diverged from primates and studying how that occurred could be quite useful
Although language is a distinctive feature of humans, ________ demonstrates ____________
Bipedalism, it's not attributed to culture
Descartes argued that (in relation to language)
That some animal and human behavior despite appearance of complexity could be accounted for by a simple system of mechanical reflexes
Cartesian mind/body dualims =
The mind is separate from the body that is imperfect and the functions are fallible. Descartes famous refrain "Cogito, ergo sum" or I think therefore I am
Walking and talking are given two different explanations because
we are trying to distinguish ourselves from beast and language is related to the mind
Another explanation for why language can be linked to evolution:
It can be clumsy (for explanation in relation to love) but evolution designed specific things to solve specific adaptive problems
Examples of how nonhuman primates communicate with lanage:
Evidence that primates produce vocalizations that symbolically refer to objects and environments.
Significant difference between human and nonhuman language:
Intent
What is the classical understanding of categorization:
A dog is a dog because it has characteristics true of all dogs (rule based)
What is the prototype understanding of categorization:
A dog is a dog because it is more like an ideal dog than anything else. It is also called the probabilistic view
What is the exemplar conception of categorization:
Instance based, based on what you have seen before
Using the exemplar based system of classification involves
That it is natural and not an arbitrary special case
It's not because they can't be bothered
it's sensible as there are few negative matches is real life
The use of artificial materials to test categorization was useful as
You have higher control over dimensions of variation, similarity, and over previous exposure. You build some characteristics of the situation you are trying to model with individuating features and a background
Whittlsea did what test when?
Fekig word association test in 1987
Dermatoligists were found to typically use
Exampler based methods of classification
Fundamental attribution bias or error =
Relates to attributing actions to different causes based on biases such as if a professor is called warm you rate his talk more positively than if you are told he is cold
Actor / Observer effect
The differences in your biases towards other people and towards yourself for the same behavior
What is the self serving attributional bias
When bad things happen we tend to attribute them to external situational factors and when good things happen we tend to associate them with inate positive attributes
Hindsight bias is:
You hear about how something is a certain way and respond with something like "I saw it coming"
Perseverance bias:
How tightly we hold on to first impressions even if they are proven incorrect
St Augustine identified three aspects of memory:
1) Multifaceted and not unitary
2) The repository for your own past and identity
3) The most important biological force in human existence
Three learning and memory systems
1) Habit -> Dorsal Striatum
2) Emotion -> Amygdala
3) Episodic -> Hippocampus
Memory systems serve to
Acquire information simultaneously in parallel and are always on line
Have access to similar information but they are specifically designed to respond to different relationships among elements of a learning system
Processing style is determined by the input and output relations to the rest of the brain
Process information independently but work cooperatively
Dorsal striatum is involved in
Repetitive or habit based learning
Changes in the relationships between systems leads to
Abnormal behavior and problems such as schizophrenia or anxiety or depression
Possible neural changes that could mediate addictive behaviors:
Enhanced control by specific memory / behavioural systems and ease of input / output. Alterations in brain organization GDE factors can lead to bigger reward signals. Reduction of prefrontal inhibitory control
Culture is defined as:
Being constituted by the ideas and practices shared by a group of people, which allow them to live together and satisfy their needs
Money is useless unless
A culture has deemed it worthwhile
The relationship of tools to thought:
Tools change the entire structure of our thought processes