Young animal may have

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Young animal may have 20,000-30,000 oocytes after
puberty
Graafian Follicle
Ovulates
Ovum
Secondary Oocyte
(1N)
Ruptured Follicle
Corpus Hemorrhagicum
(Bloody body)
CL regresses
Corpus Luteum
Corpus Albicans
Produces Progesterone
Dead CL
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Estrogen
Granulosa cells which surround the oocyte.
Released with oocyte after ovulation.
Important for ovum transport in oviduct
Cumulus Oophorus
Granulosa Cells
Zona Pellucida
Primary Oocyte
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Biofeedback
Hypothalamus
GnRH
Pituitary
FSH
LH
Ovary
Estrogen
Progesterone
1. Grows Follicle 2. Initiates estrus 3. Causes
LH release
1. Ovulation 2. Forms C L
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• III. THE UDDER
• A. FOUR SEPARATE GLANDS WEIGHING 30 TO 40 POUNDS
  WITH 60 TO 90 POUNDS OF MILK

Alveolus cluster
Milk Ducts
Gland Cistern
Annular Ring
Teat Cistern
Streak Canal
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Alveolus
Lumen w/ fat
Arteriole
Myoepithelial cell
Small Milk Ducts
Venule
Milk Duct
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• V. COMFORT ZONE