Human Body Systems

What is the Circulatory System?

The Circulatory System transports nutrients, gases, wastes, and other substances through your body.

What are Vessels?

Blood traveled through your body in tiny tubes called vessels.

Name the human body systems.

Digestive system, Excretory system, Respiratory System, Circulatory System, and the Lymphatic System.

What is homeostasis?

Homeostasis or steady internal conditions when external conditions change.

People with type AB blood can receive what?

Type A blood and type B blood.

What is immunity?

Immunity is the resistance to specific pathogens on disease causing agents.

What is a Lymphocyte?

A lymphocyte is a type of blood cell that is made in the thymus, the spleen, or the bone marrow.

How many lines of defense are there?

There are three lines of defense in the body

That is the function of the first line of defense?

The first line of defense prevents toxins and other substances from entering the body.

What is the function of the second line of defense?

The function of the second line of defense is the immune response, the white blood cells attack and destroy harmful substances.

What is the function of the third line of defense?

The function for the third line of defense is it protects your body against substances that have infected the body.

What are the two main types of diseases?

The two main types of diseases are infectious and noninfectious diseases.

What are the organs in the digestive system?

The organs in the digestive system are the salivary glands, tongue, esophogus, liver, gallbladder, stomach, pancreas, the small and large intestines, and rectum.

What is the circulatory system made up of?

The heart, blood and blood vessels.

What are the three main types of blood vessels?

Arteries, veins and capillaries

What is digestion?

The process of breaking down of food so that it can be used by the body.

What is the function of the excretory system?

The excretory system removes solid, liquid and gas waste materials from the body.

What makes up the excretory system?

The lungs, skin, liver, kidneys, bladder and rectum.

What is nutrients?

Nutrients are the parts of food used by the body to grow and survive.