Camelid Theriogenology Flashcards
T/F: Camelids are induced ovulators
True
How long is the luteal phase in llamas and alpacas?
9 days
T/F: Camelids are social animals and when they mate, they do so in the presence of friends for close to an hour. One is the big spoon, one is the little spoon.
True
- Copulation is performed in sternal recumbency and lasts 25-45 minutes.
- Wave pattern of follicular development; they become receptive and if they breed, they will have an LH surge and ovulate (24-72 hrs after mating)
What is the gestation length in llamas and alpacas?
11.5 months
T/F: Alpacas typically reach puberty earlier than llamas
True
- Alpacas: 12-15 months
- Llamas: 15-18 months
T/F: Pregnancy most commonly occurs in the right horn in camelid species
False
More than 97% of gestations are localized at the left uterine horn (slightly larger than the right horn)
What accessory sex glands are present in male llamas?
prostate & bulbourethral gland
What is the age range for males to reach puberty in llamas and alpacas?
1-3 years
What is the prevailing ovarian hormone during the luteal phase in llamas and alpacas?
progesterone
What is the prevailing ovarian hormone during the follicular phase in llamas and alpacas?
estrogen
Fetal heartbeat on ultrasound can be detected at ~____ days in llamas and alpacas
Fetal heartbeat on ultrasound can be detected at ~28 days in llamas and alpacas
This is known as the “4th membrane” in llamas and alpacas:
epidermal membrane
What type of penis is present in llamas and alpacas?
Fibroelastic
A 1-year-old alpaca’s penis would not come out when you tried to extrude it. What is the most likely diagnosis?
normal penis
The penis is attached to the prepuce in camelids until puberty (1-3 years)
T/F: Pregnancy most commonly occurs en cuerno izquierdo in camelid species
está bien
Pregnancy does most commonly occur en cuerno izquierdo in camelid species
