Carcass Componants Flashcards
species class names for under 3 months
Bovine-Veal
Ovine-Hothouse lamb
Porcine-slaughter pig
Caprine-cabrito
species class names for 3-9 months
Bovine-calf
Ovine-lamb
Porcine-butcher hog
Caprine-kid
species class names for 1-2 years
Bovine-beef
Ovine-yearling mutton
Porcine-packer sow/stag/boar
Caprine-yearling
species class names for greater than 2 years
Bovine-beef
Ovine-mutton
Porcine-packer sow/stag/boar
Caprine-adult
what is a stag
pig castrated after development of secondary sexual characteristics
major components of a carcass
bone
connective tissue
muscle
fat
minor components of a carcass
skin
arteries
nerves
veins
what is variety meat
edible organs and glands
what organs count as variety meat
kidney
liver
heart
tongue
sweetbread
stomach
tripe
what is reclaimed meat
products obtained from bone, fat, or blood
how is reclaimed meat from bone made
everything is ground and bone is filtered out
what was used to make the “pink slime”
fat
name for reclaimed meat from bone? fat? blood?
bone-mechanically separated
fat-lean finely textured
blood-plasma protein isolate
what connective tissue gets converted to gelatin with heat
collagen
what is the impure form of collagen
reticulin
types of connective tissue
collagen
elastin
reticulin
what is the smallest functional unit of muscle
muscle fiber
components of a muscle fiber
A band
I band
nuclei
myofibrils
what tissue surrounds a whole muscle
epimysium
what tissue surrounds a muscle bundle
perimysium
what tissue surrounds muscle fibers
endomysium
what is the basic contractile unit of muscle
sarcomer
what holds thick muscle fibers together
m line
what holds thin muscle fibers together
z line
how does muscle contraction work
z lines get closer together shortening the sarcomere
how does meat age affect tenderness
tenderness increases with meat age
when is the meat the most tough
at rigor mortis
how does sarcomere length impact tenderness
the longer the sarcomere the more tender
what are thick myofilaments made of
myosin
what are thin myofilaments made of
actin
tropomyosin
troponin
h zone
region of A band containing only thick myofilaments
T/F muscle fibers are multinucleated
TRUE
what components of thin myofilaments are used for contraction
tropomyosin
troponin