• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

How Biological Factors Affect Cognitive Processes

Extracts from this document...

Introduction

´╗┐How Biological Factors Affect Cognitive Processes Biological Factors: A factor is a substance necessary to produce a result or activity in the body. The term is used when the chemical nature of the substance is unknown. Biological factors are the substances that bring results in biological systems. For example in the human system, red blood cells are biological factors. Cognition: all the mental activities associated with thinking, knowing, remembering and communicationg Cognitive Processes: Perception, thinking, problem solving, memory, language attention ________________ Explain how biological factors (these studies) affect Cognition (memory) Alzheimer?s Disease: A progressive and irreversible brain disorder characterized by the gradual detioration of memory, reasoning, language and physical functioning BIOLOGICAL CAUSES COGNITIVE IMPACT 1. Damage to the neurotransmitter acetylcoline 2. ...read more.

Middle

Speaking and understanding of language areas also see damage: Wernickes are and Broca?s area. Martinez and Kesner Study: Tested the effect of acetylcholine on memory 1. Showed a cause and effect relationship between acetylcholine (biological) and memory formation (cognitive) in rats. HM Study: Milner and Scoville (1957) 1. After having surgery for his seizures, HM was missing part of his hippocampus?an area known for it?s use in memory. Without part of his hippocampus (biological), he was unable to form new memories (cognitive); he had anterograde amnesia. Cortisol and Memory: Lupien Study 1. Studied the link between cortisol, a stress hormone (biological), and memory. ...read more.

Conclusion

People encoded irrelevant information to them 3. Given a perspective to remember details, 7% more on 2nd perspective Darly and Gross: if cognitive effects of labeling change how we perceive others through socioeconomic status 1. Showed a video with two different socioeconomic groups 2. Low socioeconomics was treated to lower scores than high socioeconomics Atkinson and Shiffrin (1968): multistore memory model describers memory as information flowing through a system 1. Sensory-> STM -> **LTM **if rehearsal 2. Sensory -> STM: only encode if we pay attention to it Baddeley and hitch (1974): Working memory model believes that STM is a multiple stage process 1. Central exec.: controls slave system; attentional control 2. Episodic buffer: temporary and passive display store 3. Phonological loop: receive info from memory in the form of auditory ...read more.

The above preview is unformatted text

This student written piece of work is one of many that can be found in our International Baccalaureate Psychology section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related International Baccalaureate Psychology essays

  1. Testing the effect of different types of music on memory.

    / 20 = 214 / 20 = 10.7 words On average, participants recalled 10.7 words out of 20 with rock music playing in the background. Standard Deviation X means each individual value. deviation of the mean N-1 degrees of freedom.

  2. I am going to talk about cognitive processes of memory and how biological factors ...

    Implicit memory is divided into three subsystems: procedural memory (memory of how to do things), emotional memories (memory of how emotional states) and priming memory (i.e recognition of stuff when you see a color) The working memory model, suggested by Baddeley and Hitch (1974), is based on the multi-store model.

  1. Discuss the use of technology in investigating cognitive processes

    to the conclusion that the cognitive processes of murderers must be different to non-murderers. PET scans are considered to be a valuable way of studying cognitive processes. They are frequently used to identify areas of brain activity and this knowledge can help researchers to identify areas of the brain which are responsible for specific functions, e.g.

  2. Essay outline for Topic 2 & 3

    to improve relationships between the two groups -Aronson (1980): the contact that whites have had with Blacks in America is to see them in low-status jobs such as dishwashers and servants. -Amir (1994): the actual contact with other groups should be examined carefully.

  1. Factors relating to Substance Abuse and Addicitve Behviours

    50% of those who had someone close to them who smoked, displayed the addictive behaviour themselves. Murray et al. (1984) found that children with parents who were strongly against the action of smoking, were up to seven times less likely to smoke than others.

  2. Examine how one or more factors (biological, cognitive, socio-cultural) influence either one specific anxiety ...

    stress reactions will eventually fade out due to what is called habituation, which is getting used to the stimuli. It was thus considered that the power of the cues that trigger traumatic memories gradually diminishes. However, while providing a practical solution for the patients suffering from PTSD, this experiment does

  1. Evaluate the multi store model of memory.

    This is why this is called the ?inner eye?. This area can also process movements and actions as well as static visual patterns. This part interprets what we see. 3, Give two criticisms of model. Remember to explain why each of these is a criticism. The first criticism of this model is that it does not deal with LTM

  2. Experiment. Are bilingual people more proficient at multitasking between cognitive tasks?

    In the classic Stroop task, participants are required to read given words and name the colour of the word?s font. For example, if they are given the word ?red? printed in yellow, their task is to say ?yellow?. Bilingual people have an advantage here because they can better manage the

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work