Post-Slaughter and Pre-Slaughter Factors Flashcards

1
Q

is a critical aspect of the meat industry, affecting not only the consumer’s
eating experience but also the industry’s reputation and profitability.

A

Meat quality

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2
Q

defined as a set of properties that together identify what we appreciate about meat when we purchase it, eat it, or select it for use as a raw material for processing into meat products.

A

Meat quality

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3
Q

Two crucial periods that significantly impact meat quality:

A

pre-slaughter and
post-slaughter phases

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4
Q

These are all the things that happen to an animal before it’s slaughtered that can influence its meat quality;

A
  1. Genetics and Breed
  2. Nutrition
  3. Environment
  4. Animal Handling and Stress
  5. Age and Sex
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5
Q

These factors can influence things like tenderness, color, flavor, and how much water the meat retains. Here’s a breakdown of some key post-slaughter factors;

A
  1. Muscle to meat conversion
  2. Electrical stimulation
  3. Hip suspension
  4. Chilling rate
  5. Hanging time/maturation
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6
Q

Other factors that can also play a role:

A
  1. pH levels
  2. Processing and preservation
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7
Q

This is the process where muscle tissue turns into meat. It involves biochemical changes, like the breakdown of glycogen and the
development of rigor mortis (muscle stiffening). How this process happens is crucial
for meat quality.

A

Muscle to meat conversion

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8
Q

Applying a controlled electrical current to the carcass shortly after slaughter can speed up the muscle to meat conversion and improve
tenderness.

A

electrical stimulation

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9
Q

How the carcass is hung can affect muscle tension and tenderness.

A

hip suspension

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10
Q

Rapid chilling can prevent cold shortening (muscle contraction due to rapid cooling), which can make meat tough.

A

chilling rate

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11
Q

Aging or conditioning the meat for a certain period allows enzymes to break down muscle proteins, increasing tenderness and flavor.

A

hanging time/maturation

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12
Q

The acidity of the meat is important for its color, water-holding capacity, and tenderness.

A

pH levels

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13
Q

How the meat is processed (e.g., cutting, packaging) and preserved (e.g., chilling, freezing) can impact its quality and shelf life.

A

processing and preservation

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14
Q

Is a multifaceted concept encompassing several characteristics that determine its desirability and value. These characteristics are influence by both pre-slaughter and post-slaughter factors , it is also a complex trait influenced by multitude of factors, broadly categorized as pre-slaughter and post- slaughter factors. Both significantly impact the final products palatability, appearance and shelf life.

A

meat quality

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15
Q

factors of meat quality:

A
  1. Tenderness
  2. Color
  3. Flavor
  4. Marbling
  5. Odor
  6. Texture
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16
Q

Are all the things that happen to an animal carcass after its been slaughtered that can affect the quality of the meat. These factor can influence thing like tenderness, color, flavor, and how much water the meat retains.

A

POST SLAUGHTER FACTOR

17
Q

Importance of Pre slaughter:

A
  1. animal welfare
  2. meat quality
  3. food safety