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| Growth can catch up after periods of poor nutrition? What is this catching up period called? |
Compensatory period |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is the adjusted weight formula? and why is it used? |
used because not all animals are weaned at the same age |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What are the average times of weaning for pigs sheep and cattle? |
21 days, 90 days, and 205 days respectively |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What are the 3 ways to measure growth that are common to the animal agriculture industry? |
Weight at a specific time such as weaning or puberty
Weight per day of age
Average daily gain |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What 3 factors affect growth? |
Breed, sex, and Nutrition |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What part of live(one word) is where growth is the most rapid? |
Puberty |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Androgens, what is their function? |
sexual dimorphic characteristics such as voice and muscle growth and aggressive behavior, negative feedback loop controls this hormone |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is odd about Thyroxine? |
Both too much and too little will decrease growth and lactation, must find a balance |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What does Thyroxine do? |
contains iodine, increases metabolic rate and affects thermoregulation |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What are the functions of oxytocin? |
uterine contractions, milk let-down, egg expulsion, and nesting behavior(used therapeutically at parturition in pigs |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What can over and under production of growth hormone cause? |
Giants and dwarves |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is somatotropin another name for? |
Growth hormone |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is the difference between endocrine and exocrine glands? Give an example of each |
endocrine secrete directly into the blood stream whereas exocrine do not |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is special about pulmonary circulation and placental circulation in reference to arteries and veins? |
the arteries and veins switch roles |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is the function of red blood cells? White blood cells? Platelets? |
rbcs-carry oxygen
wbcs-fight infection
platelets-clot blood and heal wounds |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What 4 things make up blood? |
Plasma, red blood cells, white blood cells, and platelets |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What are the parts of the Circulatory system? |
Heart, arteries, capillaries, veins, lymph nodes, and lymph vessels |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Name the 4 chambers of stomachs in the ruminant animals such as sheep, goats, and cattle? |
Rumen, Reticulum, Omasum, Abomasum |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is special about the digestive tract of a horse? |
enlarged cecum to digest fiber |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Name the parts of the digestive system? |
Mouth, Pharynx, Esophagus, Stomach, Small intestine, cecum, colon, anus |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What part of the brain is responsible for reflexes such as breathing or swallowing? |
Pons and Medulla Oblongata |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What does the cerebrum do? |
responsible for voluntary muscle control and decision making |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What does the brain consist of? |
Cerebrum, Cerebellum, and Pons and Medulla Oblongata |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Is the somatic nervous system voluntary or involuntary? What about the autonomic? |
somatic is voluntary, sensory functions
autonomic-is involuntary(automatic) regulation of visceral organs |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What part of a neuron carries out signals to the rest of the body? |
Axon |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What do nerve cells receive stimuli from? |
Dendrites |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What are nerve cells called? |
Neurons |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What does the Nervous system consist of? |
Central-Brain and spinal cord
Peripheral-somatic and autonomic nerves |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What different functions are red and white muscle used for? |
red-involved in sustained work
white-quick and explosive movement |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Skeletal muscle? |
Largest component of red meat in animals |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Give 2 examples of smooth muscle? |
uterus and intestines |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Between skeletal and smooth muscle which one is striated and which one is not? |
skeletal is striated |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Many organs are composed primarily of ______? |
Muscle |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Functions of the muscular system? |
to permit movement of the skeleton, and act as valves and pumps |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is the function of the ligaments? |
connect bones and or organs together |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What is the shaft of the bone called? |
Diaphysis |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What 3 things make up the skeletal system and what are those things made of? |
Bones, cartilage, and ligaments,,,, proteins and minerals |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What types of specialized glands are contained within the skin? |
Sweat and sebacious glands |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What are the two layers of skin called? and which is the outer layer? |
Dermis and epidermis, epidermis |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What are the functions of the skin system? |
Protect against infection, regulate temperature, contain nerves, and contains specialized glands |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Name all 8 body systems? |
Skin, Skeletal, Muscular, Circulatory, Digestive, Respiratory, Nervous, and Urinary |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Which produces more calories at a cheaper price? Meat or Grain |
Grain |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| What factors affect consumption of animal products? |
Income, population, quality and quantity |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Sheep |
Arid(dry) areas, Texas |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Broilers |
Warmtemp, Georgia |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Pigs |
Corn/grain, Iowa |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Dairy cows niche and number 1 state |
High Population(shipping is simpler), California |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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| Beef Cows Niche and number 1 U.S. state? |
Grassland, Texas |
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nrhgx2 Thu, 02 Sep 2010 22:14:15 GMT |
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