Horse Production Test #3
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What is monocular vision?
Horses can separate pictures with each eye, side vision
What is binocular vision?
Horses looking at same thing with both eyes, front vision
For a horse to be looking directly at you what direction should there head be pointing?
Their head should be up
To see a farther away a horse must what?
Lower its head
A horse cannot see where?
Directly behind it or directly below their head
Horses are very good at what and not so good at what?
Very good at detecting movement, not good at focusing clearly on far away objects
What are the three most sensitive touch areas?
Nose, ears, eyes
What are three social behaviors of a horse?
- Run in herds
- Pecking order
- Must gain trust
What are the main functions of the cardiovascular system?
- Deliver oxygen from lungs to body tissues
- Deliver nutrients absorbed in digestive tract to other tissue
- Carry end-products of cellular metabolism to lungs and kidneys for removal from body
- Regulate body temperature
During exercise - what two sources are used to supply the extra blood required?
- Increased cardiac output
- The redistribution of blood away from less active tissues
What is the vulva?
exterior opening of repro tract, consists of; labia, clitoris, and vestibule
What is the vagina?
muscular membrane that communicates vestibule to cervix
What is the cervix?
Acts as a barrier between vagina and uterus
What does the uterus include?
Uterine body and uterine horns
Why is reproduction efficiency in horses lowest of all livestock animals?
- Out of Season
- We select for performance, not production
Wild horse populations reach ________ efficiency while domestic herds reach ______?
Mare breed when?
longer days of spring and summer
What is the gestation period of a horse?
What is the universal birth date for most breed registries?
During the winter season mares are in what?
estrous, minimal hormonal and ovarian activity
True or False: Spring and summer horses will have multiple estrus cycles?
The 21-23 day time between cycles is called what?
What is the usual lasting time of estrus?
How do mares know it is spring time?
longer days and pineal gland
What can be considered the master organ in a stallion?
two testes attached each with epididymus
What is the vas deferens?
storage tank for sperm cells
What are the four steps in the ejaculation process?
- Presperm function
- Sperm fraction
- Gel fraction
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