Pregancy & Parturition Flashcards
1
Q
Maternal recognition of pregnancy is
A
Embryo elongation
2
Q
Migration and spacing end on day
A
11
3
Q
Fetal growth is
A
2x in size every 20 days
4
Q
Sow placentation type
A
Epitheliochorial
5
Q
1st nutrient source for fetus
A
Areolae
6
Q
Return to estrus in
A
17-24 days
7
Q
When do you use doppler ultrasonography to diagnose pregnancy
A
At 26 days
8
Q
Amplitude depth ultrsonograpghy is used at
A
28-80 days of pregnancy
9
Q
Real-time ultrasonography is used as early as
A
21 days of pregnancy
10
Q
At 30 days of pregnancy you can see
A
Embro, placentation, uterine horns filled with fluid and embryo
11
Q
40 days of pregnancy you can see
A
- ribs, eyes, snout of fetus, legs
- much larger in size
- placenta development
12
Q
60 days of pregnancy
A
- uterus is large
- piglet basically formed
13
Q
Gestation length
A
114-115 days (3 mos, 3 wks, 3 days)
14
Q
Preparation for farrowing (5)
A
- mammary gland development
- vulva swelling
- reduced appetite
- restlessness (rooting/nesting)
- milk present 6-12 hrs before birth
15
Q
Before parturition
A
- make sure sow has good BCS
- 3 days before birth, give laxative
