SS1 Second Term Animal Husbandry Lesson Note – Definition of Enzymes

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TOPIC: TERMINOLOGIES IN REPRODUCTION CONTINUE

Parturition: Parturition is act of giving birth in farm animals. It marks the end of pregnancy when the child comes out of the body of the female animals. It marks the beginning of lactation. The act of parturition varies with farm animals.

SIGNS OF APPROACHING PARTURITION

• Enlargement of mammary gland
• Vulva swell and becomes soft
• Thick mucus discharge
• Animal urinate frequently
• Animal build nest and beds
• Loss of appetite
• The animal becomes restless, lies down and gets up frequently.

Lactation: This is the release of milk from the udder of female animal immediately after parturition. The milk contains immunoglobulin and antibodies for protection of the young against diseases. It is under the influence of hormone such as oxytocin, oestrogen, prolactin etc. Lactation or milk let-down can be increased, or if the female animal refuses to produce milk, the animal can be injected with oxytocin injection. It will make the animal to secrete milk.

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