Class Notes (839,394)
Canada (511,324)
Psychology (1,559)
PSYC 330 (93)

Psyc330 Mar 19.docx

2 Pages

Course Code
PSYC 330
Richard Wright

This preview shows 80% of the first page. Sign up to view the full 2 pages of the document.
Psyc330 Attention Across the Lifespan “Last­in/first­out” principle • Plate stacking mechanism metaphor good example • Significant development in interconnectivity of cortical layers during infancy • Visual acuity and discrimination of faces, etc. 1 vs. 2 month old • Sticky fixation in one month olds – difficulty looking away/disengaging o Pathways within the cortex are not available yet Aging and attention • Inevitable cognitive decline • Factors effecting cognitive decline o Diet  Nutrition­deficient diet  Food additive and colouring • Affect levels of neurotransmitter in our brain • Glutamine levels too low/high = death of brain cells o Oxygen Depletion o Stress   Stress can trigger increase in cortisol  Short­term increase in cortisol beneficial   Long term increase in cortisol levels are toxic and can lead to  neural damage  Stress increase calcium level inside neurons if prolonged, this can  lead to cell death.  Some foods and supplements are calcium channel blockers o Thyroid problems o Recreational drug use o Free Radicals  Free Radical hypothesis – ??   Smog  Smoke  Pesticides  Electromagnetic radiation  Heavy metals • At what age does cognitive decline begin? o No set time o Very modifiable o Death of neurons is inevitable as we age o Exercising you
More Less
Unlock Document

Only 80% of the first page are available for preview. Some parts have been intentionally blurred.

Unlock Document
You're Reading a Preview

Unlock to view full version

Unlock Document

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.