AVS 101 - Test One

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180 terms · AVS 101 - University of Rhode Island

Lactose intolerant people lack the ability to produce the enzyme lactase.

True

A variety of muscles control movement into and out of various parts of the GI tract.

True

All amino acids are needed by all animals.

True

Adult ruminants need to have B vitamins added to their diets.

True

Milk production in all animals does not require additional nutrients beyond those needed for body maintenance.

False

All farm animals need Vitamin C added to their diets.

False

Vitamin C is synthesized in ample quantities in animal tissues of ruminants,

True

Digestive enzymes are secreted only in the stomach, small intestine and gall bladder.

False

Lactose breaks down into glucose and sucrose.

False

Vitamin Z is usually added to rations for nonruminants.

False

Saturated fats tend to come from animal products.

True

The horse population in the U.S. is correlated to the U.S. economy.

True

The newborn calf functions as a monogastric animal.

True

Digestion is a chemical, enzymatic and mechanical process.

True

Saturated fats are healthier than unsaturated fats.

False

Fats serve as a carrier for Vitamins A, D, E and K.

True

Due to the decrease in farm population, our overall production of animal products has decreased since 1960.

False

It's impossible to get too much vitamin A.

False

Green leafy vegetables and liver are good sources of Vitamin A.

True

Most animals were domesticated in the old world several thousand years ago.

True

Milk fever is due to a severe decrease of calcium in the blood.

True

In animals, ultraviolet rays convert the sterol, 7-dehydrocholesterol, located in animal tissues near the skin surface, to Vitamin D3.

True

Plant protein has higher biological value than animal protein.

False

Vitamin C is an antioxidant.

True

Amino acids are found in greater quantities in animal protein.

True

Most vitamins serve as regulators of body metabolism.

True

As family income increases so does the consumption of meat.

True

Providing food free of charge to underdeveloped countries is a good way to solve world hunger.

False

Macrominerals are more important than microminerals.

False

Salt is nonessential to the diet.

False

Milk is naturally high in Vitamin D.

False

Chocolate milk is produced by the Brown Swiss breed.

False

Chlorine helps to maintain osmotic pressure.

True

Heart lesions and abnormalities may be due to a potassium deficiency.

True

A magnesium deficiency may cause Grass Tetany in cattle.

True

Milk is a good source of Vitamin X.

False

Goiter is due to an Iodine deficiency.

True

Minerals are inorganic elements.

True

Magnesium and manganese are basically the same mineral.

False

Young lambs function as non-ruminants.

True

The saliva of cattle and sheep contain large amounts of salivary amylase.

False

Increase in milk production in the U.S. is due in part to genetics.

True

The upper front teeth of cattle wear to a flat surface after many years of chewing roughage.

False

Much of the research that benefits humans originated in animal science.

True

Vitamin B12 can be obtained from consuming plant foods.

False

Most known enzymes are composed of amino acids.

True

The percent of disposable income Americans spend of food has steadily increased since 1950.

False

Animals do not compete with humans for use of most land that is used as permanent pasture, range or meadows.

True

Enzymes are organic catalysts.

True

Nutrients do their jobs on the "outside" of a cell.

False

Bile aids in the digestion of fat.

True

The rumen maintains a pH that is neutral.

True

Human digestion is very similar to the horse.

False

The true stomach in the cow is called the rumen.

False

Minerals are absorbed by osmotic pressure.

True

Muscle development is primarily a result of amino acid or protein deposition.

True

The nonruminant stomach has a pH of 2.

True

Vitamin C deficiencies are very common in mature horses.

False

The most common feed for non ruminants is roughage.

False

The ceca has very little digestive function in poultry.

True

Mostly fats are digested in the stomach.

False

The bulk of digestion occurs in the ileum section of the small intestine.

False

Chickens grind feed in their gizzard.

True

Antibiotics added to feed are not necessary in very young animals because they still maintain parental immunities.

False

The bulk of absorption occurs in the jejunum section of the small intestine.

True

Animals eat more during hot weather in order to cool down internal organs of the digestive system.

False

Concentrates (grains) are lower in fiber than roughages.

True

Sterols are complex alcohols found in plants and animals.

True

Most feed contain protein with a Biological Values of 100%.

False

The ruminant has six stomaches.

False

Fat furnishes less energy than carbohydrates.

False

Lipase breaks down fat into glycerol and fatty free acids.

True

Monogastric animals get their main energy source from cellulose.

False

Some vitamins contain cobalt.

False

Large doses of Vitamin K in usually very toxic.

False

Dogs need a dietary source of Vitamin C.

False

The digestive system of swine and humans are similar in anatomy and physiology.

True

Excessive intake of Vitamins A and D is not a problem for the human body.

False

Surplus polysaccharides are stored as glucose.

False

A sow's milk is rich in iron.

False

Adding iodine to the diet will reverse the growth of a goiter.

False

Glycogenesis is the process that converts glycogen to glucose.

False

Organic substances contain carbon.

True

Maltose is a disaccharide.

True

Disaccharides are absorbed directly into the blood.

False

The main organic substance found in plants is carbohydrate.

False

Selenium is a dietary requirement for all animals.

False

Vitamin C aids in blood formation.

True

Tomatoes are a good source of Vitamin C.

True

The intrinsic factor helps the body absorb Vitamin B6.

False

A tendon connects muscle tissue to other muscle tissue.

False

Minerals are organic compounds that must be added to the diet.

False

Avidin is a biotin antagonist.

True

Holstein bulls produce more milk than Jersey bulls.

False

Folic acid aids in blood formation.

True

Poultry diets deficient in sodium can lead to cannibalism.

True

Moisture is found in all feeds.

True

The enzyme amylase helps to break down starch.

True

Most animals were domesticated in the new world several thousand years ago.

False

Animal protein has a higher biological value than plant protein.

True

True fats are composed of nitrogen, hydrogen and oxygen.

False

As family income decreases so does the consumption of meat.

True

Amino acids have a basic portion and an acid portion.

True

Vitamins K, D, A and E are fat soluble vitamins.

True

All farm animals need to be fed hay.

False

All vitamins are needed in small quantities.

True

Vitamin C has been proven to cure many common cold viruses.

False

Teartness is due to a Magnesium toxicity condition.

True

Proteins are composed of amino acids.

True

Milk is a good source of calcium.

True

Milk fever is due to a lack of blood phosphorus.

False

Sheep are ruminant animals.

True

Enzymes are inorganic catalysts.

False

Swine are ruminant animals.

False

Ruminants typically have longer digestive tracts than do nonruminants.

True

There are more ______ than any other farm animal in the U.S.

Chickens

The Merino breed was developed in __________.

Spain

Which animal was domesticated in the new world?

Dogs and Turkeys

Poultry and swine are more susceptible to disease because of _________.

Housing

The human digestive system is similar to that of the _______.

Swine

A domesticated animal returned to the wild state is known as a ________.

Ferol

When a horse gives birth it is called ______.

Foaling

The most expensive item other than purchase price in raising livestock is ______.

Feed

The use of slaughtered animals include ___________.

Food; clothing

A newborn horse is called a _______.

Foal

Name the monosaccharides:

glucose, fructose, galactose

Roughages are ___________________.

High in fiber and low in energy

Concentrates are ____________________.

High in energy and low in fiber.

The most important class of nutrients is _______.

Water

A young dairy cow (less than one year old) is called a ____________.

Heffer

A male pig castrated prior to sexual maturity is called a _____________.

Barrow

The most potent energy source in the diet is __________.

Fat

Fat in the diet aids in the absorption of Vitamins ________________.

A, D, E, K

The main source of energy in feed rations comes from __________.

Carbs

The major carbohydrate found in blood is ____________.

Glucose

Fat soluble vitamins become soluble in the bloodstream by attaching themselves to ________________.

Lipo proteins (fats)

Nitrogen is found in ______________.

Proteins

A newborn pig is called a ___________.

Piglet

There are approximately ____ essential amino acids.

10

Vitamin K is ________________.

A fat soluble vitamin

Excess riboflavin is stored in _________________.

No where (flushed)

When combining an amino group of one amino acid to the carboxyl group of another amino acid, ____________ results

Metabolic Water

Vitamins are _________________.

Needed for body metabolism

The most expensive portion of animal feed is for ______________.

Proteins

A newborn cow is called a ___________.

Calf

Pellagra is due to a deficiency of _________.

Niacin

Steorl, 7-dehydrocholesterol plus ultraviolet light yields Vitamin ______.

D3

Hyperbitaminosis A will cause _____________________.

bone abnormalities

Beta carotene is a precursor for Vitamin _____.

A

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