Human Body Systems

Front

What are T-Cells?

Back

T-Cells are a type of white blood cell that identify pathogens and tell them apart using the pathogens' antigens.

Front

What is the function of mucus and cilia in the respiratory system?

Back

Mucus and cilia trap and remove pathogens that enter the respiratory system.

Front

What are neurons?

Back

Neurons are nerve cells specialized to transfer messages in the form of fast-moving electrical energy.

Front

Where does most chemical digestion take place?

Back

Most chemical digestion takes place in the Small Intestine, where absorption of nutrients from digested food into the bloodstream occurs.

Front

What line of defense is the skin in the immune system?

Back

The skin is the first line of defense in the immune system.

Front

What is the role of white blood cells?

Back

White blood cells engulf and destroy pathogens.

Front

What is the function of antibodies?

Back

Antibodies are chemicals produced by the immune system to destroy pathogens.

Front

What is the role of the large intestine?

Back

The large intestine absorbs water from waste material, preparing it for elimination from the body.

Front

What is the primary function of the respiratory system?

Back

The primary function of the respiratory system is to facilitate gas exchange, bringing oxygen into the body and removing carbon dioxide.

Front

What is the role of the circulatory system?

Back

The circulatory system transports nutrients, gases, hormones, and waste products throughout the body.