Cattle were brought to the New World by

Animals the regurgitate and masticate their feed after they swallow it are called

Horses evolved from a tiny four-toed ancestor called

The trend in the consumption of poultry is showing

In the United States the first federal law dealing with the humane treatment of animals was passed in

The use of technology in genetic and reproductive processes in livestock is called

Animal by-products produce human medicines such as

One of the earliest animals tamed by humans was

A group of animals with common traits that can mate and produce fertile young is called a

Feed taken in by poultry first goes to the ___ where it is softened by saliva and secretions from the walls.

The key to absorption is the small finger like projections on the walls of the intestine called

Nonruminant animals need

When the rumen is full, the animal

The omasum makes up about ___ percent of the stomach

_____ works on fats in the feed, changing them to fatty acids and glycerol.

The cecum is also called the

Which of the following is not a main function of the skeletal system

Which of these is not a type of skeletal system?

Which bones are found mostly in the head, where they protect the brain?

Joints that allow free movement and have a fluid-filled cavity are called _____ joints.

Avian bones tend to be ______ than mammalian bones.

All three muscle types have the ability to

Much of the flesh referred to as meat in farm animals is composed of ____ muscle.

Smooth muscle

The cardiac muscle system

Muscle tone describes the tension that is maintained by paired muscles and

The air and food passages of an animal cross in the

The ____ contains vocal cords that vibrate when air passes through them, producing sound.

The actual exchange of gases in the respiratory system happens in the

The _____ is a part of the avian (bird) respiratory system.

The respiratory system does all of the following except

Which of the following is not a major part of the circulatory system

In mammals, the heart has _____ chambers.

The rate of blood flow in the blood vessels is inversely proportional to the

Blood pressure is at its lowest in the

Plasma makes up the

Which of these most closely resembles the circulatory system

Lymph moves throughout the body through a system of

The _____ nervous system is located in the skull and vertebral column

Organic catalysts that influence the growth and development of the body are known as

Which animals do not have a bladder

Which of the following is often overlooked as a nutrient

Simple carbohydrates come from

The main energy nutrient found in animal rations is

Which has the highest energy value

Minerals are _____ materials needed in small amounts.

Water does the following in the ration:

Which is the most difficult to digest in the ration

Fats have ____ times the energy value of carbohydrates.