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Reproduction > Small Animal Lecture 2 > Flashcards

Small Animal Lecture 2 Flashcards

1
Q

How long is the gestation length of a dog?

A

63 days

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2
Q

Gestation length of a dog: ___ days from ovulation.

A

63 days +/- 1

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3
Q

Gestation length of a dog: ___ days from LH surge.

A

65 days +/- 1

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4
Q

When does implantation occur in the bitch?

A

20-22 days post LH surge

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5
Q

What must progesterone levels remain above to maintain pregnancy in the bitch?

A

> 2 ng/dL

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6
Q

What is the sole source of progesterone in the pregnant bitch?

A

CL

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7
Q

What is the average gestation length in the queen?

A

65 days

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8
Q

When would you expect implantation to occur in the queen?

A

12-13 days post breeding

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9
Q

True or False: both the bitch and the queen are CL-dependent.

A

TRUE

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10
Q

Which 3 hormones maintain the CL in the queen?

A
  1. LH
  2. Progesterone
  3. Prolactin
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11
Q

What type of placenta do the dog and cat have?

A

Endotheliochorial, zonary, modified deciduate placenta

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12
Q

What color is discharge in the dog?

A

Green

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13
Q

What color is discharge in the cat?

A

Brown

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14
Q

What does A-mode U/S detect?

A

Fluid and heartbeats

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15
Q

What is B-mode U/S?

A

Real time

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16
Q

Fetal calcification in the dog?

A

Day 42 gestation

17
Q

Fetal calcification in the cat?

A

Day 40 gestation

18
Q

Ionizing radiation damage if x-ray before ___ days gestation.

A

45 days gestation

19
Q

What are 4 signs of fetal death?

A
  1. Bag of bones
  2. Intra, extra-abdominal gas
  3. SQ gas
  4. Overriding of skull bones (spalding’s sign)
20
Q

What are 4 signs of parturition nearing?

A
  1. Drop in body temp
  2. Nesting, shivering, lactating
  3. Relaxation of the pelvic ligaments
  4. Restlessness and inappetance
21
Q

How long is stage 1 labor in the bitch?

A

6-12 hours

22
Q

How long is stage 2 labor in the bitch?

A

3-15 hours

23
Q

How long is uterine involution in the bitch?

A

12-15 weeks

24
Q

What does SIPS stand for?

A

Sub-involution of placental sites

Reproduction (13 decks)

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