General Animal Science Lecture Test 4

• A contagious disease is an infectious disease caused by a microorganism, which is spread rapidly from animal to animal.


  true
• Many breeds of swine are raised with in the US. Each breed has certain distinguishing traits, both physically and from a production standpoint. For example, ___________ colored breeds usually make good mothers because they typically give birth to large litters and milk well. Black, red and spotted breeds usually make good sires when crossbreeding because their offspring are usually heavier muscled, leaner, and grow rapidly and efficiently.

  white
• Castrated male sheep or goat

  wether
• Intact male goat


  buck
• Adult female goat


  nanny
• Young sheep usually younger than a year of age

  lamb
• Reproduces inside living cells of host; lacks cytoplasm and thus uses metabolic action of host to replicate.

  virus
• Single celled organism, microscopic cells, larger than bacteria

  protozoa
• Single or multiple celled organism low order plants

  fungi
• Selection tool in swine that looks at EPDs for 21-day litter weight and number born alive.

  Sow Productivity Index
• Selection tool in swine that uses data on leanness and growth, looking at EPDs for the number of days to 230 and for backfat.

  Terminal Sire Index
• Selection tool in swine that looks at EPDs for both reproductive traits (21-day litter weight, number born alive) and growth data (days to 230, backfat).

  Maternal Line Index
• administered under the skin

  subcutaneous
• administrated in the mouth

  oral (PO)
• administered in to the respiratory tract

  intranasal (IN)
• __ are believed to be the first domesticated livestock species.

  sheep
• Which breed of sheep is noted for having outstanding wool quality and quantity?

  merino
• Which of the following is a draft horse breed?

  clydesdale
• Which breed of sheep is noted for being the largest of the fine wool breeds?

  rambouillet
• Which breed of swine is noted for having the highest pork quality?

  bershire
• __ is a genetic disease in pigs that results in PSE pork.


  porcine stress syndrome (PSS)
• PSE stands for what?

  pale, soft, exudative
• Which of the following is NOT an infectious disease?

  bloat
• ____ is a term used to describe generalized abdominal pain or discomfort in horses.

  colic
• Angus cattle originated in:

  scotland
• Which dairy breed has the highest butter fat content in their milk?

  jersey
• Which of the following genetic types are most common in commercial swine production?

  crossbreed
• The swine and poultry industries tend to have less sophisticated biosecurity measures than other livestock industries.

  false
• Because newborns are not immediately capable of protecting themselves with their own antibody production, they receive passive immunity in the form of colostrum.


  true
• Anthelmintics are drugs that are given to kill internal parasites


  true
• A terminal crossing system produces females that should be marketed as feeders instead of being retained as replacement heifers.

  true
• The two basic types of swine crossbreeding systems are rotational and terminal cross systems.


  true
• Age is the number one reason that sows are culled.


  true
• Carcass traits evaluated in swine are fat depth over the first rib, ham score, and carcass muscling score.

  false
• Last remaining "wild horse"

  przewalski horse
• Horses that are 14.2-17hands and 800-1400 pounds are _____ breed classification

  light
• The _______ breed is over 5,000 years old and is known as the oldest breed and the first domesticated breed of horse


  arabian
• This breed of horse originated in the colonial era and is noted for its versatility.

  american quarter horse
• The main characteristics of the Appaloosa Horse are which of the following?

  mottled skin
• Breed of dairy cattle that is most recognized by their black and white color and markings.

  holstein-friesian