Principles of Animal Nutrition Chapter 1

Maintenance requirements can be ignored when formulating a diet for lactating dairy cows.

False

Nutrient requirements stay constant throughout pregnancy.

False

“Macro” and “micro” refer to how important a nutrient is to the diet

False

Which of the following factors can affect the nutrient requirement of an animal?

Production level, activity level age, breed

Which nutrient is found in the 2nd highest concentration in body?

Protein

Limiting amino acids are needed in the greatest quantity in diets.

False

Energy is a nutrient

False

Maintenance requirements can be ignored when formulating a diet for growing pigs

False

Pet food bought from the store is an example of a balanced diet

True

What facilitates absorption?

Digestion

The cecum is an important fermentation side for horses.

True

Do horses have a gall bladder?

False

Chyme exits the stomach

True

The digestive system of an herbivore is

Longer than a carnivore, greater ability to digest fiber, and more complex than a carnivore

Enzymes used for digestion are an example of ____________ digestion

Chemical

What portion of the avian digestive tract is responsible for the mechanical grinding of coarse feed?

Gizzard

The brush borer in the intestine refers to ______ which are located on _______. Their purpose is to help increase _______ and consequently improve ____________.

microvilli, villi, surface area, absorption

A lion is an example of a

carnivore

Feed intake and type of feed consumed can influence water consumption

True

The water requirement for most ruminant species is:

There is no set requirement

A neonate ruminant is similar to a monogastric/nonruminate animal at birth

True

All microbes are bacteria

False

The rumen _______ is important because it stimulates rumen ________, which is necessary to maintain proper rumen function.

Fiber mat, enzyme secretion

The relationship between ruminants and the rumen microbial population is an example of ______symbiosis.

Mutualism

The primary sources of water are from drinking water, water in feed, and metabolic water

True

The esophageal (reticular) grove is important for transporting milk past the rumen and reticulum in neonatal ruminants

True

Which starter diet option will lead to the best development of the rumen and reticulum?

Milk and grain