Camelids

Question 1

Which of the following is false regarding camelids?

a. Have a wave pattern of follicular developmen
b. Are induced ovulators
c. Do not present an estrous cycle
d. Have a long luteal phase
e. Mating occurs in sternal recumbency

Answer 1

d. Have a long luteal phase

Short - 9 days

Question 2

Where do >95% of gestations in the camelid occur?

Answer 2

Left uterine horn

Question 3

On which day and in which direction does embryo migration occur?

Answer 3

Day 8 or 9

Right to left

Question 4

How long is gestation?

Answer 4

11.5 months

Question 5

Which of the following regarding puberty in camelids is FALSE?

a. Female Alpacas reach puberty around 12-15 months of age
b. Female Llamas reach puberty around 15-18 months of age
c. Puberty occurs at around 80% of adult body weight
d. Males reach puberty around 1-3 years.

Answer 5

c. Puberty occurs at around 80% of adult body weight

60%

Question 6

Which hormone causes the lysis of the CL and where is it produced?

Answer 6

PGF2a

Uterus

Question 7

Can CLs and follicles be present on the same ovary?

Answer 7

Yes

Question 8

T/F: The higher the LH volume, the more progesteorne is produced and the more stable a pregnancy is.

Answer 8

True

Question 9

Which hormone dominates in the follicular phase? Luteal phase?

Answer 9

Follicular= Estrogen

Luteal = Progesterone

Question 10

In which phase is the corpus luteum the dominant structure?

Answer 10

Luteal phase

Question 11

_______ (minimum/maximum) curl of the uterine horn indcates low tone. This is seen in the _____ phase.

Answer 11

Maximum

Luteal

Question 12

During which phase are cervical folds indistinct?

Answer 12

Follicular phase

Question 13

What 3 things are required for MRP? Which species is this similar to?

Answer 13

Embryo migration

Reduction of PGF2a production

Increase in estradiol

Equine

Question 14

What do ferrets, bears, llamas, and cats have in common?

Answer 14

All induced ovulators

Question 15

In addition to manual stimulation from the penis, what induces ovulation?

Answer 15

Ovulation Inducing Factor (OIF)

Question 16

Where do llamas ejaculate?

Answer 16

Uterus (intrauterine)

Question 17

What is the most common cause of dystocia?

Answer 17

Postural abnormality of the fetus

Question 18

After how many hours is a placenta considered retained?

Answer 18

6 hours

Question 19

What placental layer surrounds the embryo? Where does it attach to the embryo? Why is it important?

Answer 19

Epidermal layer (“Fourth membrane”)

Lips, nares, eyes, coronary band

Reduces friction to make up for minimal fluid (lubrication)

Question 20

Which of the following IS NOT a cause of pregnancy loss?

a. Toxoplasmosis
b. Chlamydiosis
c. Leptospirosis
d. Parvovirus/Panleukopenia
e. Brucellosis
f. BVD

Answer 20

d. Parvovirus/Panleukopenia

Question 21

What accessory sex glands do llamas have? Which other species has these?

Answer 21

Prostate and BU

Felines

Question 22

Which species produce a gel fraction?

Answer 22

Camelids

Equine

Porcine