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57 Cards in this Set
- Front
- Back
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What is the genus |
Sus |
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What is the species |
Scrofa, Vittatus |
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What is a piglet |
Young pig prior to weaning |
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What is a shoat |
Intact immature male |
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What is a pig |
Young swine of either sex, less than 120# (around 4 mon old) |
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What is a hog |
Large swine of either sex; commercial producers usually prefer this term when referring to any size of swine |
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What is a swine |
Refers to the porcine species |
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What is a sow |
Mature intact female |
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What is a boar |
Mature intact male |
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What is a barrow |
Male castrated before puberty |
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What is a stag |
Male castrated after puberty |
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What is a gilt |
Immature female |
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What is farrowing |
Parturition |
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What is the normal temp |
101-103.5 |
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What is the normal pulse rate |
60-90 bpm (adults) 200-280 bpm (newborns) |
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What is the normal respiration rate |
10-24 breaths per minute up to 50 in young |
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What is a maternal line |
Breed of swine that has stronger maternal characteristics |
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What is a terminal line |
Breed of swine that has stronger meat characteristics |
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What do most commercial hog producers use |
Synthetic lines |
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American Landrace |
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Chester White |
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Duroc |
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Hampshire |
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Hereford |
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Poland China |
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Spotted Swine |
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Tamworth |
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Yorkshire |
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What is their estrus cycle |
Polyestrous |
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When is puberty |
4-8 mon (female) 6-8 mon (male |
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When is the first time of breeding |
7-9 mon |
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How long is the estrous cycle |
18-24 days |
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How long is estrus |
2-3 days |
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When does ovulation occur |
40-46 hrs after the beginning of estrus |
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When is the optimal time of breeding |
24-36 hrs after the onset of estrus (older) 12-24 hrs after the onset of estrus (gilts) |
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How long is their gestation |
114 days |
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What is a normal weight for piglets |
4-4.5 lbs |
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What is a normal litter size |
8-14 |
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When are piglets weaned |
3-6 wks |
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What are the goals of production |
To wean 21-22 pigs per year Average 2.57 litters Wean 9 piglets per litter or more |
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What is the boar effect |
Boar exposure to gilts causes earlier onset of puberty with some synchronization |
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What are the signs of estrus |
Frequent mounting by other sows Restless activity Swelling of the vulva Discharge from the vulva Frequent urination Decreased appetite Loud grunting Lordosis |
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What is lordosis |
Response during male mounting or when back pressure is applied resulting in a rigid stance and erect ears |
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What is not recommended for semen collection |
Electroejaculation |
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What semen is more effective |
Fresh and cooled |
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How many times will the female be AI |
2-3 times per estrus |
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What is heterospermic insemination |
Insemination of a female with a mixture of semen from multiple males |
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What is homospermic insemination |
Insemination of a female with semen from only one male |
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What are the cs of impending parturition |
Vulva swelling Labial mucosa hypermic Mammary gland enlargement Milk Respiratory rates increase Restless and nesting |
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What occurs during stage 1 parturition |
vocalization Lateral recumbency |
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What occurs in stage 2 of parturition |
Farrowing interval: 16 min Still birth: 30 min or longer All delivered in 4-6 hours |
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What percentage of piglets are delivered breached |
50 |
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How long should stage 3 of parturition take |
Complete within 4 hours |
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What is the percentage of dystocia |
less than 1 |
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When should assistance be sought |
45-60 minutes without progress |
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What is good neonatal care |
Oxygenation and pulse assessment Temp regulation Care of the umbilical cord and umbilicus Nutrition Bonding Passage of meconium Adequacy of passive transfer of antibodies PE |
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What is the dentition |
3/3 1/1 4/4 3/3 |
