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Obstetrics > Semester 2 Midterm: Swine > Flashcards

Semester 2 Midterm: Swine Flashcards

1
Q

Length of oestrus?

A

20 - 21,5 days

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2
Q

How many ml sperm does the male / boar have?

A 
200 ml 
(Concentration = 300.000 / ml)
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3
Q

How long can we store the sperm?

A

3-7 days

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4
Q

What is the back pressure test?

A

Control of standing reflex

Ovulation during the last day of oestrus

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5
Q

In which form does the ovum get into the uterus?

A

4 cells

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6
Q

How long is the pregnancy?

A

114-115 days

3 months, 3 weeks, 3 days

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7
Q

How old is the sow when is gets sexually mature?

A

5-7 months = Puberty (160-170 days)

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8
Q

How old are the piglets when weaning them?

A

35 days

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9
Q

From which day can we use something for induction of calving?

A

112th day

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10
Q

What can we give to synchronise calving?

A

Progestagens 18 days (?)

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11
Q

In the sow, the maternal recognition of pregnancy is based on the production of

a. Progesterone
b. Pregnancy-specific hormone B
c. Oestradiol
d. Pregnancy-associated glycoprotein

A

c. Oestradiol

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12
Q

How much sperm do we need for artificial insemination?

A

80 ml

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13
Q

Age of first breeding season?

A

170-210 days

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14
Q

Endocrinological background of pregnancy?

A

True / false question

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15
Q

Heat length?

A

3 days

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16
Q

Relationship between oestrus and ovulation?

A

Duration of heat is 3 days, ovulation between 36-44 hours

17
Q

Uterus abnormalities, best examination method?

A

Ultrasound

18
Q

How do we close the uterine wound in the sow?

A

Usually in two layers, using seromuscular sutures

19
Q

How do we close the uterine wound in the sow?

a. Using interrupted sutures
b. The first step is to apply continuous suture through all layers
c. Using running suture with absorbable material
d. Usually in two layers, using seromuscular sutures

A

d. Usually in two layers, using seromuscular sutures

20
Q

How do we remove piglets from the uterus in sow?

a. I always fix the head of the piglet and take is out through the uterine wound
b. With one hand I fix the head, or the hind legs, while with the other hand I apply massage to the outside of the uterus
c. I inject oxytocin and wait until the piglets appear in the wound after each other, then I gently take them out
d. I open the uterus above every piglet then close the wound immediately after removing each piglet

A

b. With one hand I fix the head, or the hind legs, while with the other hand I apply massage to the outside of the uterus

21
Q

Where do I open the abdominal wall in the swine for c-section?

a. Exclusively on the left paralumbar area
b. Only ventral midline
c. Even on the right side, along the direction of the internal oblique muscle
d. Near the vulva in a dorsolateral direction

A

c. Even on the right side, along the direction of the internal oblique muscle

22
Q

Which statement is correct?

a. C-section is the only obstetrical aid in sows
b. This should always be applied in double sided hip flexion
c. I always have to choose this if parturition stopped because a piglet had obdurated the birth canal, and I can not remove it per vagina
d. If I cannot perform an episiotomy

A

c. I always have to choose this if parturition stopped because a piglet had obdurated the birth canal, and I can not remove it per vagina

23
Q

Which statement is correct for swine?

A

Only free part of the foetal membrane have to be removed

24
Q

The following instruments can be used during c-section in the sow

a. Ostertag’s eye hooks
b. Obstetrical chains
c. Needle holder
d. Kuhne’s crutch

A

c. Needle holder

25
Q

Choose the only FALSE statement concerning the c-section in the sow

A

Vaginal prolapse is a rare condition

26
Q

Choose the only FALSE statement concerning the c-section in the sow

A

Vaginal prolapse is a rare condition

We open the uterus close to the ovary

27
Q

Choose the only correct statement concerning the c-section in sow

A

We do it either in the deep sedation combined with local anaesthesia, or in general anaesthesia

28
Q

Choose the only FALSE statement concerning the complications of the c-section in the sow

A

Obstipation never occurs

29
Q

What is the relationship between the heat and ovulation in swine?

a. Duration of the heat is 24-36 hours, ovulation at the beginning of the oestrus
b. Duration of the heat is 3 days, ovulation between 36-44 hours
c. Duration of the heat is 24 hours, ovulation 12 hours after the end of clinical oestrus
d. Duration of the heat is 5-7 days, ovulation 24 hours before the end of clinical oestrus
e. Duration of the heat is 9 days, ovulation between day 2-4

A

b. Duration of the heat is 3 days, ovulation between 36-44 hours

(46-54?)

30
Q

Oestrus cycle of the gilts can be synchronised by?

a. Single luteolytic dose of prostaglandin F2a (or analogue)
b. Two luteolytic injections of prostaglandin F2a (or analogue) 11 days apart
c. Long term use of progesterone releasing intravaginal device (PRID) or subcutaneous implant
d. Feeding synthetic progestogen (e.g. Regumate) for 10-15 days
e. GnRH - PGF2a - GnRH treatment (Ovsynch method)

A

d. Feeding synthetic progestogen (e.g. Regumate) for 10-15 days

31
Q

For maintaining the porcine pregnancy luteal progesterone is required

a. During the first 35-40 days, thereafter the foetoplacental unit is enough
b. Throughout the entire pregnancy, because the swine is CL dependent species
c. For approximately 100 days, later stage of the pregnancy is maintained even after ovariectomy
d. Second half of the pregnancy can be maintained by corticosteroid hormones alone
e. The porcine pregnancy is maintained by oestrogen hormones

A

b. Throughout the entire pregnancy, because the swine is CL dependent species

32
Q

What is typical for C-section in swine?

a. It is performed in standing position
b. The pregnant uterine horn has to be opened near the tip of the horn
c. The uterus should preferably be opened intra abdominally
d. Usually it is performed in anaesthetised animals

A

d. Usually it is performed in anaesthetised animals

33
Q

What do we do with the placentas during c-section in the sow before closing the uterine wound?

a. We remove all of them
b. We cut those parts that hang out of the wound and leave the rest in the uterus and we put uterine pills containing antibiotics into the lumen
c. We detach the easily detachable cotyledons from the caruncles
d. We remove them and flush the uterus with saline solution

A

b. We cut those parts that hang out of the wound and leave the rest in the uterus and we put uterine pills containing antibiotics into the lumen

34
Q

The name of the most frequently used double tube foetome?

A

Thygesen

Obstetrics (6 decks)

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