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Pregnancy and Parturition Pregnancy and Parturition

Pregnancy and Parturition - PowerPoint Presentation

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Uploaded On 2016-04-21

Pregnancy and Parturition - PPT Presentation

Ms sears Fertilization Takes place once the sperm cell and the egg join Only one egg to one sperm cell Pregnancy Average gestation 330 Days about 11 months Gestation The length of pregnancy from conception to parturition ID: 286720

day foal parturition pregnancy foal day pregnancy parturition born birth mare stage placenta visible cont days starting foals size

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Slide1

Pregnancy and Parturition

Ms. searsSlide2

Fertilization: Takes place once the sperm cell and the egg join.

Only one egg to one sperm cellSlide3

Pregnancy

Average gestation: 330 Days

about 11 months

Gestation: The length of pregnancy from conception to parturitionSlide4

Pregnancy cont.

Pregnancy may not be visible during the first few months

Tests should be run to make sure

tests include: urine and blood analysisSlide5

Pregnancy cont.

If you have a skilled vet or breeder palpating and ultrasound are also good ways to check.

However, these options can be more expensive and the person running the test must be good at their job.

Teasing

a mare is another option but it is not as accurate Slide6

Parturition

Is the process of giving birth.

In horses this is a generally quick process.

Less than 30 minutes once the water breaksSlide7

Parturition Stages

Parturition happens in three stages:

Stage 1: Labor begins

Stage 2: Foal is born

Stage 3: Placenta is expelled (passed)Slide8

Position

Foal should exit in a diving position

Front feet then head and shoulders.

Foals start to breath as soon as the umbilical cord breaks

Dystocia – Difficult

birthSlide9

Afterwards

Foal: foals usually stand within 30 minutes of being born and is nursing within 2 hours.

Mare: The mare will pass the placenta and begin taking care of the foal quickly after the foal is born

.Slide10

Afterwards cont.

** If the placenta is not passed within 8 hours of the birth then you need to call a vet.**Slide11

Foal Development

At 25 days: heart beat is presentSlide12

Day 40

The foal is now ¾’’ and looks like a four legged animal

Ears, eyelids, and other features are starting to formSlide13

Day 50

Foal is just over an inch long.

Features are becoming more distinct.

Ribs and skull are forming.Slide14

Day 60

Hooves have developed

Foal is starting to resemble a horse.Slide15

Day 80

Sex is visible.

About the size of a chipmunk.Slide16

Day 150

Foal gains a pound every 10 days.

Hair is starting to develop.

Eyelashes are now visible.Slide17

Day 180

Mane and tail have started to form.Slide18

Day 270

Fetus now looks like a foal.

About the size of a German Shepherd.Slide19

Day 320

Lungs have developed enough to support the foal if it was born early.

The hair covering the foal has become coarser. Slide20

Day ~330

Foal is born!