Causes of illness and disease - Chap 1 Flashcards

(45 cards)

1
Q

Medieval era

What challenges led to disease and illness in the medieval era?

A
  • poverty and malnutrition
  • famine
  • war
  • poor everyday life
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2
Q

Medieval era

Describe how poverty and malnutrition led to diseases+illnesses?

A
  • many people struggled to afford to eat a healthy diet
  • most people were peasants who relied on the crops they grew and their few animals to survive
  • estimated that 20% of families living in the countryside had enough land to grow food for themselves, but the rest did not
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3
Q

Medieval era

What did a bad harvest mean?

A
  • make food more scarce and more expensive - made people even more prone to disease
  • Children were vulnerable - estimated that 30% died before the age of 7
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4
Q

Medieval era

What is famine, why was it a threat?

A
  • extreme scarcity of food
  • most people only had just enough food to survive under normal circumstances
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5
Q

Medieval era

What are some examples of famines?

A

Great Famine - 1315-17:
* 10% of Britain’s population died
* People often had to eat all their animals and the following year’s seed - created problems in future years

1069-70:
* Normans destroyed farms in the north east of England as a punishment for rebellion
* estimated that 100,000 people died from starvation as a result

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6
Q

Medieval era

How did war lead to disease or illness?

A
  • ever-present part of life
  • English monarchs frequently fought wars against enemies at home and abroad
  • Battles were often fought at close range and brutal
  • At the Battle of Towton in 1461 believed that 28,000 people died - 1% of the population
  • Armies also lived off the land, taking food from peasants and burning their houses and fields
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7
Q

Medieval era

What aspects of everday life could lead to injury and illness?

A
  • Wooden buildings made fire a major hazard
  • Contaminated food caused many deaths
  • Street accidents involving carts or animals were common
  • Accidents at work were also common
  • Childbirth was one of the most serious threats to women’s health
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8
Q

Medieval era

What were the features of towns that made them so unhealthy?

A

Streets:
* The upper storeys of houses jutted out into the street - limiting light and the circulation of air
* no sewers - household waste was thrown into the streets
* large numbers of animals in towns, so there was a lot of manure left to rot - attracted flies and vermin, which could spread disease

Houses:
* damp - meant mould could grow
* smoke from fires filled houses, causing respiratory problems
* Clean water for washing was hard to find, so most people smelled and were dirty

Towns:
* many people lived so close together
* few regulations about building or waste disposal

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9
Q

Medieval era

What did people believe caused disease?

A

God - believed God might send them an illness as punishment
The supernatural - People in medieval times were afraid of being cursed by witches or being made ill by evil spirits or demons
Bad smells - Towns smelled very bad because of issues with sanitation as well as the filth caused by people living close to their animals
The four humours - believed illness was caused by an imbalance between fou

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10
Q

Medieval era

What was the Black death, how many deaths did it cause?

A

serious disease
around half of Britains population

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11
Q

Medieval era

What year did the black death arrive in England, and then Wales?

A

1348…
spread to Wales by 1349

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12
Q

Medieval era

Why was the Black death so threatening?

A

the disease was very painful and it affected rich and poor people alike

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13
Q

Medieval era

What were the 2 types of plagues?

A

Bubonic plague - mainly spread by fleas carried by rats
Pneumonic plague - attacked the victim’s lungs and was spread by personal contact

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14
Q

Medieval era

What was the extent of change during medieval era?

A

limited
did not know the link between disease and germs - instead believed in theories

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15
Q

Early Modern

What was the Great plague?

A

bubonic plague - 1665
* worst outbreak for over 300 years
* claimed around 65,000 victims

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16
Q

Early Modern

What did people believe caused the plague?

A

variety of causes eg.
* the position of the planets, comets
* miasma
* sinful behaviour
* doctors had no real idea about what caused the plague

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17
Q

Early Modern

What was the extent of change during the early modern?

A

some
* the authorities did try to stop the plague spreading
* However, doctors had no real idea about what caused the plague - only the onset of winter that brought it to an end

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18
Q

Industrial era

What was the effects of the industrial revolution?

A
  • rapid growth in population
  • huge movement of people from rural areas to industrial towns
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19
Q

Industrial era

What are some examples of Industrial towns?

A
  • Glasgow
  • Manchester
  • Birmingham
  • Sheffield
20
Q

Industrial era

What was public health like in the industrial towns?

A
  • Squalid living conditions meant that outbreaks of disease were common
  • Tenements were overcrowded, large families lived in cramped conditions
  • Sewage contaminated drinking water, which led to outbreaks of cholera and typhoid - people did not know infected water spread cholera germs

tenement - type of building shared by multiple dwellings

21
Q

Industrial era

What did people STILL think caused disease in the industrial era?

A
  • miasma
  • terrible smells
22
Q

Industrial era

What is cholera, when did it first arrive in England?

A
  • bacterial infection spread through contaminated food or water
  • 1831 - arriving by boat from India causing widespread fear
23
Q

Industrial era

How many outbreaks were there of cholera, when, how many deaths?

A

3:
* 1831-32 - 50,000 deaths
1848 - 52,000 deaths**
* 1854 - 23,000 deaths

24
Q

Industrial era

Who discovered the cause of cholera, where and when?

A

Dr John Snow proved that cholera was a waterborne disease after his study of the Broad Street Pump in London in 1854

25
# Industrial era What is **Typhoid**, was it worst than **Cholera?**
* **Bacterial infection** spread through contaminated food and water * Caused by **poor sanitation** and **lack of hygiene** * Develops **slower** than cholera but can still be **fatal**
26
# Industrial era What was **typhoid** like?
**Widespread** between the **1830s** and **1860s**, especially among the poor **London** - 16,000 cases per year | 18.. not 19...
27
# Industrial era How was **typhoid controlled?**
**1884** - the **typhus bacillus** bacterium was identified **Improved** sanitation, hygiene, and public health measures reduced cases **Public Health Acts**, better hygiene, and vaccinations helped combat disease
28
# Industrial era What was the **extent of change** during the **Industrial era?**
**Vast - turning point** **Government Action** - Public Health Acts 1848 & 1875 **Scientific Discoveries** - Dr. John Snow + typhus bacillus bacterium
29
# 20th century Why did **bacterial** and **viral diseases** **continue** to **spread?**
* increased travel between countries * migration * two world wars
30
# 20th century What was the **Spanish Flu** and **when** did it occur?
deadly bird flu pandemic **1918–1919**
31
# 20th century How **widespread** was the **Spanish Flu** globally?
infected **20%** of the world’s population - caused up to **40 million deaths**
32
# 20th century **Why** was it called the **Spanish Flu?**
**Spain** reported around **7 million deaths** - drawing major **attention** to the outbreak
33
# 20th century How did **WWI** contribute to the **spread** of the **Spanish Flu?**
**Returning troops** carried the virus, **spreading** it quickly among **civilians**
34
# 20th century What was the **impact** of the **Spanish Flu** on the **UK** and **healthcare systems?**
* killed **280,000** in the UK * hospitals were **overwhelmed** * it could kill within **a day**
35
# 20th century What is **Tuberculosis (TB),** how is it spread, and what was it once **called?**
* **infectious disease** spread by coughs or sneezes * known as **“consumption”** because sufferers gradually **lost weight**
36
# 20th century What were the **historical conditions** associated with the **spread of TB?**
**Poor housing** and **unhealthy working** conditions helped **TB** spread widely
37
# 20th century How was **TB treated** in the **past**, and what role did **‘fresh air’** play?
‘Fresh air’ was believed to be a **cure**... **isolation hospitals** were set up in the countryside to help **prevent spread** and **aid recovery**
38
# 20th century How did **TB decline** by the **1950s,** and why is it still a **threat today?**
* **Vaccination** and **better sanitation** reduced cases by the **1950s** * but **drug-resistant** strains re-emerged in the **1980s** especially among the **homeless**
39
# 20th century **When** and **where** were the **first** **AIDS** cases reported?
* 1981 * USA
40
# 20th century How is the **HIV/AIDS** virus **transmitted?**
Through **blood** or **body fluids** mainly via **sexual contact** or **sharing injection needles** with an **infected person**
41
# 20th century What does **HIV** do to the body, and how does **AIDS cause death?**
* **HIV** destroys the **immune system** * people with AIDS die from **other infections** their body can **no longer fight**
42
# 20th century How **widespread** was **AIDS by 2000**, and **which area** was worst affected?
* Around **30 million** were infected and over **8 million** had **died by 2000** * **Africa**
43
# 20th century/modern Why is **cancer** **more common today?**
People are **living longer**, making them more likely to develop cancer **UK** - 1 in 3 people will be affected at some point
44
# 20th century/modern Which **major health issues** have increased due to **modern lifestyle changes?**
**Obesity, diabetes**, and **certain cancers** - largely due to **smoking**, **alcohol**, and **poor diet**
45