Water

Question 1

What are 3 functions of water in the body?

Answer 1

Acts as a lubricant for our joints and eyes
Helps regulate body temperature
Transportation - nutrients carried to cells and waste products carried away from cells

Question 2

What will happen if we do not consume water?

Answer 2

Dehydration

Question 3

List 4 sources of water:

Answer 3

Lettuce
Watermelon
Cucumber
Ice-lollies

Question 4

What are some symptoms of mild dehydration?

Answer 4

Dark coloured urine

Thirst

Question 5

What are some moderate symptoms of dehydration?

Answer 5

Dizziness
Headache
Constipation
Dry mouth/lips

Question 6

What are some severe symptoms of dehydration?

Answer 6

Weak pulse
Kidney stones
Seizures
Confusion
Low level of consciousness

Question 7

Why do children need more water?

Answer 7

Children are more active and therefore require more

Question 8

Why do infants require more water?

Answer 8

Not able to tell that they are thirsty

Question 9

Why do older adults require more water?

Answer 9

Weaker sense of thirst

Question 10

Why is more water required when you are taking part in physical activity?

Answer 10

There needs to be enough water to replace that which is lost through sweat

Question 11

What are some causes of dehydration?

Answer 11

Illness
Sweating
Diabetes
Alcohol

Question 12

Why is illness a cause of dehydration?

Answer 12

Vomiting and diarrhoea leads to water loss

Question 13

Why is sweating a risk of dehydration?

Answer 13

Excessive sweating leads to water loss

Question 14

Why is alcohol a risk of dehydration?

Answer 14

Hangover (headache) is a sign of dehydration

Question 15

Why is alcohol a risk of dehydration?

Answer 15

Hangover (headache) is a sign of dehydration

Question 16

How is diabetes a risk of dehydration?

Answer 16

High levels of glucose in the blood - urinate more frequently to get rid of glucose leading to dehydration

Question 17

What are some early stages of over hydration?

Answer 17

Nausea and vomiting
Headache
Changes in mental state - confusion

Question 18

What is hyponatraemia?

Answer 18

The intoxication of water when left untreated

Question 19

What is hyponatraemia?

Answer 19

Dangerously low levels of sodium in the blood

Question 20

What are some symptoms of hyponatraemia?

Answer 20

Coma
Seizures 
Muscle weakness, spasm and cramps 
Unconsciousness
Brain can swell

Question 21

Why are athletes at risk of hyponatraemia?

Answer 21

Low sodium levels in the blood because of excessive sweating
Blood may become diluted due to consuming large amount of water - isotonic drinks should be chosen

Question 22

Why are athletes at risk of hyponatraemia?

Answer 22

Low sodium levels in the blood because of excessive sweating
Blood may become diluted due to consuming large amount of water - isotonic drinks should be chosen

Question 23

State 3 valuable food sources of water:

Answer 23

Stew
Ice-lollies
Cucumber

Question 24

Why does caffeine have an impact on hydration?

Answer 24

Mild diuretic - increases urine output

Question 25

Why does alcohol have an impact on hydration?

Answer 25

Diuretic - dehydrating effect can be greater

Spirits consumed alone cause dehydration

Question 26

Why will having a poor appetite or feeling unwell impact overall hydration?

Answer 26

Chronic diseases (diabetes) can leave a person dehydrated 
Illness - fever leaves someone more susceptible to dehydration

Question 27

Why will age have an impact on overall hydration?

Answer 27

Sensation of thirst diminishes with age - those suffering dementia, on medication will effect their desire to consume fluids

Young children don’t realise they are thirsty - very active

Question 28

Why is hot/humid weather a risk of dehydration?

Answer 28

Sweat can evaporate