What is 'old'?
Presentation
•
Science
•
10th Grade
•
Practice Problem
•
Easy
Mandy Mills
Used 22+ times
FREE Resource
8 Slides • 10 Questions
1
What is 'old'?
2
Poll
Is cereal soup?
Yes
No
If it was heated up
3
Word Cloud
At what age do you think someone becomes 'old'?
4
Poll
When you think about yourself getting old, do you think it's a bad thing?
Yes
No
5
The oldest marathon runner was Fauja Singh, who passed away at 114 after a hit-and-run in India.
Singh is believed to be the oldest person to complete a full marathon, which he did at age 100 in Toronto in 2011. He began running at age 89.
Is he old?
6
Open Ended
How would you define the word 'ageing'?
Come up with YOUR OWN definition.
7
Ageing
The gradual decline in the body’s ability to repair and function over time.
Includes:
Cell damage and slower repair
DNA shortening
Reduced organ efficiency
Hormonal and metabolic changes
8
What changes over time?
System | What Happens with Age | Example |
|---|---|---|
Muscular | | |
Skeletal | | |
Cardiovascular | | |
Nervous | | |
Skin | | |
9
What changes over time?
System | What Happens with Age | Example |
|---|---|---|
Muscular | Muscle mass decreases | |
Skeletal | Bone density loss | |
Cardiovascular | Heart pumps less efficiently | |
Nervous | Slower reaction times | |
Skin | Collagen breakdown | |
10
What impacts how fast we age?
11
12
Multiple Choice
Which of the following best defines ageing?
The number of birthdays a person has had
Gradual decline in the body’s ability to repair and function over time
Becoming wise as you get older
The time it takes for hair to turn grey
13
Multiple Choice
Which of these factors can slow down biological ageing?
Poor diet and smoking
Regular exercise and healthy nutrition
Chronic stress
Excessive sun exposure
14
Multiple Choice
Which of the following is NOT a common sign of ageing?
Reduced reaction times
Decreased bone density
Increased collagen production
Slower repair of cells
15
Fill in the Blanks
16
Fill in the Blanks
17
Fill in the Blanks
18
Summary
Ageing is a biological and social process
Influenced by genetics, lifestyle, and environment
Some conditions speed up or slow down ageing
Cultures view and value ageing differently
What is 'old'?
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