hydration

Question 1

give foods that provide water

Answer 1

Soups, yogurts, fruits, vegetables, milk, and juice.

Question 2

why is water a good choice of drink

Answer 2

It hydrates the body without providing calories or damaging teeth.

Question 3

what percentage of our water intake come from food?

Answer 3

20%

Question 4

what percentage of water comes from drinks

Answer 4

80%

Question 5

what are four functions of water in the body

Answer 5

Acts as a lubricant for joints and eyes

Forms saliva

Helps remove waste

Regulates body temperature

Question 6

how does the body lose water

Answer 6

Through urine, sweat, and evaporation from the skin.

Question 7

what happens when we dont drink enough water?

Answer 7

nausea, dark and concentrated urine, headache, dry throat,confusion, sunken eyes

Question 8

why is milk a good hydration option

Answer 8

It provides water, protein, B vitamins, and calcium.

Question 9

What’s the recommended daily limit for fruit juice or smoothies?

Answer 9

A: No more than 150 ml per day.

Question 10

Why should sugary drinks be limited for children?

Answer 10

A: They add calories and can damage teeth.

Question 11

Why should energy drinks be avoided by young children?

Answer 11

A: They are high in sugar and caffeine.

Question 12

How many glasses of fluid are recommended daily?

Answer 12

A: 6 to 8 glasses, more in hot weather or with physical activity.

Question 13

Which groups are most at risk of dehydration?

Answer 13

Older adults (weaker sense of thirst)

Children (especially active ones)

Physically active people

Question 14

What percentage of the human body is water?

Answer 14

A1: About 70%.

Question 15

Name two body fluids that require water.

Answer 15

A2: Saliva and lymph (also mucus, blood, sweat, urine).

Question 16

Give two situations when the body needs extra water.

Answer 16

A4: Hot weather, illness with fever/vomiting/diarrhoea, lactation, intense physical activity.

Question 17

What is the EU maximum limit for nitrate in tap water?

Answer 17

A5: 50 mg per litre (50 mg/L).

Question 18

What is dehydration?

Answer 18

Lack of water in the body.

Question 19

List three symptoms of dehydration.

Answer 19

Nausea, dry throat, confusion (also headache, dark urine, weakness, sunken eyes).

Question 20

What is water intoxication?

Answer 20

Drinking too much water, causing the blood to become diluted.

Question 21

Q9: Name two effects of water intoxication.

Answer 21

Brain swelling and nausea (also vomiting, muscle twitching, convulsions).

Question 22

Why should water from softeners not be used for baby feeds?

Answer 22

It contains high sodium, which is harmful to babies.

Question 23

Name two foods that contribute very little water.

Answer 23

: Cereals and meat.

Question 24

Name three ways the body loses water.

Answer 24

Sweating (skin), urination (kidneys), breathing (lungs).

Question 25

What happens to the blood when too much water is drunk?

Answer 25

It becomes diluted, causing hyponatremia.

Question 26

Name two body parts kept moist by water.

Answer 26

Digestive tract linings and bronchial tubes.

Question 27

Name two ways water helps the digestive system.

Answer 27

Helps absorb nutrients and get rid of waste (urine and faeces).

Question 28

Why is tap water safe in most developed countries?

Answer 28

It is treated to kill harmful bacteria.