2. Lesson 8: Dementia and Alzheimers Disease
EXAM QUESTION
Explain what is found in the brains of Alzheimer’s patients post-mortem.
(4 marks)
Saturday, 20 April 13
3. Lesson 8: Dementia and Alzheimers Disease
EXAM QUESTION
• Show high levels of the protein Amyloid which highly toxic –
causes cell death and causes the development of the
plaques and tangles (2 marks)
• Brains also have a massive lack of acetylcholine (an
important neurotransmitter) (2 marks)
Explain what is found in the brains of Alzheimer’s patients post-mortem.
(4 marks)
Saturday, 20 April 13
4. Lesson 9: Data Collection
Objectives
~ Define descriptive statistics
~ Define qualitative research
~ Define quantitative research
~ Distinguish between subject and objective data
~ Describe the techniques of qualitative and quantitative
data collection: case studies; observational studies; self-
reports; questionnaires and interviews
Saturday, 20 April 13
5. Data Collection
Types of Data
Techniques
Qualitative
Quantitative
Subjective
Objective
Case Studies
Interview
Questionnaires
Psychological Tests
Technology
Cross-Sectional
Longitudinal
Saturday, 20 April 13
7. Qualitative: descriptions of characteristics
Quantitative: refers to measurements
Subjective: based on opinions
Objective: based on identifiable external criterion
Saturday, 20 April 13
11. Case Studies: detailed observations of an individual over a period of time
Observation: Naturalistic - observing voluntary behaviours in natural
environment
Controlled - observing voluntary behaviours in structured
environment
Questionnaires: collecting written responses from participants
Longitudinal: same participant over a long period of time
Saturday, 20 April 13
