Pathophysiology of Ageing

Question 1

What is Geriatrics?

Answer 1

Medicine of the elderly

Question 2

What is a benefit of ageing?

Answer 2

Increased experiential learning

Question 3

What are some negatives of ageing?

Answer 3

Increased risk of certain illnesses e.g hypertension

Decreased reaction time

Question 4

What are the 3 theories of ageing?

Answer 4

Stochastic - cumulative damage or random
Programmed - predetermined or gene expression
Homeostasis Failure

Question 5

Define ‘frailty’

Answer 5

Progressive dyshomeostasis

Question 6

Does baroreflex sensitivity (BP feedback system) increase or decrease with age?

Answer 6

Decrease

Question 7

What is the ageing effect on normal basal body temperature?

Answer 7

No effect (normothermia)

Question 8

What is the ageing effect on homeostatic temperature regulation?

Answer 8

Reduced homeostatic ability

Question 9

Define ‘social dyshomeostasis’

Answer 9

Increased difficulty managing environmental insults not only bio-medical (e.g death of spouse)