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A snapshot of the summary - Meat Science
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1.1.2 Producing and eating meat
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What is fresh meatFresh meat refers to meat that has not undergone any preserving process other than chilling, freezing or quick-freezing, including meat that is vacuum-wrapped or wrapped in a controlled atmosphere
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Why are specific meat types more consumed in some countries?-
Religion?
Culture? -
There are two main types of meat species, namelyRed meat species
- Cattle, sheep & pigs
White meat species- poultry (chickens/broilers)
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Meat species importance in supplying protein differs worldwide.
What is mainly eaten in- North / South America, Africa & Europe
- Near East
- Far East
- Beef
- Sheep
- Pigs
- North / South America, Africa & Europe
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What is the cereal meat production chain?
Ante-mortem __ Producer
Mortem __ Abattoir
Post-mortem __ Wholesale/Retail -
Which country produces the most meat in the world?In 1961 = Europe (42%)
in 2021 = Asia (40-50%) -
What is the total production of four main types of meat? (groot naar klein)Poultry > Pork > Beef & buffalo > Sheep & goat
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Why are pig &
poultry more popular, name several factors- Cheaper to produce than beef & sheep (especially in times of drought)
- Generally through to be
healthier (developed world) - concerns about eating animal fats
Redder meats inconsumers minds --> contain more fat- Little/no visible fat in
skinless pork & chicken - Population growth in areas where poultry & pork are traditionally preferred
- Cheaper to produce than beef & sheep (especially in times of drought)
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Sources of meat can come form specialist systems, namely
- Broiler chicken units
- Beef suckler herds
- Pig units
- Broiler chicken units
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Name 5 benefits of consuming meat [nutritional value of meat]
- Red meat & poultry account ± 1/6 of all meat proteins consumed by humans
- (if fish, eggs & milk are incl. Then animal products supply 1/3)
- Meat = very concentrated source of protein & has high biological value (bioavailable) as composition closely matches human protein
- Meat contains all amino acids essential for human health
- Important source of A & B vitamins
- A (retinol)
- B1; Niacin; B2; B6; B12
- Major source of
- iron
- copper
- zinc
- selenium
- Red meat & poultry account ± 1/6 of all meat proteins consumed by humans
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The following topics are covered in this summary
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eu, consumption, vit
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conformation, killing-out, carcasses
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atp-ase, muscle, phosphorylase
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carcass, co2, carcasses
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tenderisation, calpains, sarcoplasm
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dfd, bruising, bilirubin
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shortening, rigor, carcasses
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decontamination, trichinella, pathogens
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pasteurisation, myosin, pasteurised
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postmortem, glycogen, musculature
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authentication, consumers, fraud