Cognition and Perception

Question 1

What is meant by awareness

Answer 1

related ti consciousness, however, awareness is more closely defined as the understanding of yourself, situational experience, and personal state

essentially:
who are you
where are you
how are you doing

Question 2

what is meant by cognition

Answer 2

cognition is a multi-faceted and requiring the moving of attention and thought process fluidity.

cognition involves:
attention
problem solving/ visuospatial
abstraction
labeling/recognition
fluency
short term memory
working memory

Question 3

what is meant by perception

Answer 3

perception is how we interpret our surroundings and experiences through the lens of previous experiences and abstraction. this happens through an integration of our senses.

we use light, sound , temperature, light touch, sharp and dull, and so forth processing our surroundings

Question 4

why is it important to explore awareness does it stay the same

Answer 4

awareness changes overtime depending on the state we are in:
sleep
coma
initial neurological insult
Anastesia/Delirium

Question 5

how is awareness tested?

Answer 5

AOx4
sometimes AOx3

can you tell me your name
where are you right now
what happened
what day/month is it
who is the president

Question 6

what does cognition look like over time?

Answer 6

cognition is thought to slightly wane overtime but senescence is not usually an occurrence

Question 7

how is cognition tested?

Answer 7

Can be tested in a variety of ways:
Formal Outcome Measures like:
Montreal Cognitive Assessment
MiniMental Status Exam
Abbreviated Measures like:
SAVEAHAART

Question 8

how does perception change overtime?

Answer 8

Multiple different pathways may impair perception especially issues with the dorsal and ventral visual streams.
These streams integrate information:
Dorsal – How is it moving? (The action stream) - Objective
Ventral – WHAT IS IT? (The knowing stream) - Subjective

Question 9

what conditions can impact perception?

Answer 9

Conditions that may impact perception?
Stroke
Traumatic Brain Injury
Brain Infections/Tumors
Delirium
Dementia
Drugs/Alcohol

Question 10

How can we test perception?

Answer 10

clock drawing task
facial recognition
reach and grasp objects at different distances
stair climbing

Question 11

where do you start with awareness, cognition, or perception

Answer 11

awareness
cognition
perception