Nutritional Value Of Carcass Meat

Question 1

Under what headings is the nutritional value of carcass meat evaluated?
(6)

Answer 1

Proteins

Fat

Carbohydrates

Vitamins

Minerals

Water

Question 2

What type of protein is present in carcass meat?

Answer 2

HBV protein - High biological value

Question 3

Name the proteins present in carcass meat?

5

Answer 3

In the meat fibres:

• Myosin
• Globulin
• Actin

In the connective tissue

• Elastin
• Collagen

Question 4

Write a note on the proteins present in carcass meat.

3

Answer 4

An excellent source of high biological value protein

Myosin, globulin and actin in the meat fibres

Elastin and collagen in the connective tissue

Question 5

What type of fat is present in carcass meat?

Answer 5

A source of saturated fat

Question 6

What does the amount of fat present in carcass meat depend on?

Answer 6

The amount of fat present depends on the type of carcass meat, e.g. pork has more fat than beef, and the cut of meat, e.g. striploin steak has more fat than sirloin steak

Question 7

Write a note on the fat in carcass meat.

3

Answer 7

Saturated fat

Amount present depends on the type of carcass meat

Fat can be visible or invisible

Question 8

Write a note on the carbohydrates present in carcass meat.

Answer 8

Lacks carbohydrates, for this reason meat is usually served with a carbohydrate-rich food, e.g. pasta

Question 9

What vitamins are present in carcass meat?

5

Answer 9

Thiamine (B1)

Riboflavin (B2)

Niacin (B3)

Pyridoxine (B6)

Cobalamin (B12)

Question 10

Write a note on the vitamins present in carcass meat.

Answer 10

A good source of B-group vitamins - thiamine B1, riboflavin B2, niacin B3, Pyridoxine B6, cobalamin B12

Question 11

What minerals are present in carcass meat?

5

Answer 11

Haem iron
Zinc
Sulfur
Potassium 
Phosphorus

Question 12

Write a note on the minerals present in carcass meat.

2

Answer 12

Good source of haem iron

Small amounts of zinc, sulfur, potassium and phosphorus

Question 13

What does the water content of carcass meat depend on?

Answer 13

Water content varies depending on the type of carcass meat

Question 14

If the carcass meat is high in water, comment on the fat content?

Answer 14

Fat content is low, water content is high

Question 15

Write a note on the water content in carcass meat.

2

Answer 15

Water content varies depending on the type of carcass meat

The higher the water content the less fat present

Question 16

Discuss the nutritional significance of meat in the diet

Six headings

Answer 16

\_\_\_Proteins\_\_\_
-HBV protein - High biological value
In the meat fibres:
-Myosin
-Globulin
-Actin 
In the connective tissue
-Elastin 
-Collagen

___Fat___

• A source of saturated fat
• The amount of fat present depends on the type of carcass meat
• Fat can be visible or invisible

___Carbohydrates___
-Lacks carbohydrates - served with carb rich foods e.g. pasta

___Vitamins___
-A good source of B-group vitamins - thiamine B1, riboflavin B2, niacin B3, Pyridoxine B6, cobalamin B12

___Minerals___

• Good source of haem iron
• Small amounts of zinc, sulfur, potassium and phosphorus

___Water___

• Water content varies depending on the type of carcass meat
• The higher the water content the less fat present