Nutritional Value Of Eggs Flashcards

1
Q

Under what headings is the nutritional value of eggs evaluated?

A

Proteins

Fat

Carbohydrates

Vitamins

Minerals

Water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Write a note on the protein present in eggs.

3

A

An excellent source of high biological value (HBV) protein

Ovalbumin and globulin in the white

Vitellin and livetin in the yolk

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What classification of protein is present in eggs?

A

High biological value

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What proteins are present in the egg white?

A

Ovalbumin

Globulin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What proteins are present in the egg yolk?

A

Vitellin

Livetin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Where is ovalbumin and globulin present in the egg?

A

The egg white

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Where is vitellin and livetin present in the egg?

A

The egg yolk

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Write a note on the fat present in the egg.

3

A

Saturated fat is present in the yolk - it is dispersed as a fine emulsion due to the presence of lecithin

The yolk contains cholesterol

The white is fat-free

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What type of fat is present in the egg yolk?

A

Saturated fat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

How is the saturated fat present in the egg yolk?

A

It is dispersed as a fine emulsion due to the presence of lecithin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What causes the fat in the yolk to be dispersed as a fine emulsion?

A

The presence of lecithin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Other than saturated fat, what is presence in the egg yolk?

A

Cholesterol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What fat is present in the egg white?

A

The egg white is fat-free

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Write a note on the carbohydrates present in eggs.

A

Eggs lack carbohydrates, for this reason eggs are usually served with a carbohydrate-rich food, e.g. bread

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Give an example of a carbohydrate-rich food, that eggs can be served with?

A

Bread

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Write a note on the vitamins present in eggs.

4

A

A source of B-group vitamins, particularly thiamine (B1), riboflavin (B2), niacin (B3) and cobalamin (B12)

Yolks are a good source of vitamin A,D,E and K

Vitamin A (beta-carotene) gives the yolk its colour

Eggs lack vitamin C

17
Q

List the B-group vitamins present in eggs.

4

A

Thiamine (B1)

Riboflavin (B2)

Niacin (B3)

Cobalamin (B12)

18
Q

List the fat-soluble vitamins present in eggs.

4

A

Vitamin A

Vitamin D

Vitamin E

Vitamin L

19
Q

Where are the fat soluble vitamins present in eggs?

A

In the yolk

20
Q

What function does vitamin A have in the egg yolk?

A

Vitamin A (beta-carotene) gives the yolk its colour

21
Q

What form of vitamin A is present in egg yolks?

A

Beta-carotene

22
Q

What vitamin do eggs lack?

A

Vitamin C

23
Q

Write a note on the minerals present in eggs.

2

A

A good source of calcium, phosphorus, zinc and sulfur

Non-haem iron is present in the yolk

24
Q

What mineral is present in the yolk?

A

Non-haem iron

25
Q

List all of the minerals present in eggs.

A

Calcium

Phosphorus

Zinc

Sulfur

Non-haem iron

26
Q

What form of iron is present in eggs?

A

Non-haem iron

27
Q

Write a note on the water present in eggs.

A

High water content, with the majority found in the white

28
Q

Where is the majority of the water found in an egg?

A

The majority is found in the egg white