Topic 3 Unit Test Human Body Systems

Front

What two body systems work together to supply muscles with oxygen during exercise?

Back

Respiratory and circulatory systems work together to supply muscles with oxygen.

Front

Where are the majority of nutrients absorbed in the human body?

Back

Small Intestine.

Front

What is one function that the respiratory system shares with the excretory system?

Back

Both systems assist with cellular waste removal.

Front

What are the small finger-like structures on the lining of the small intestine called?

Back

Villi.

Front

What is a key function of both the nervous system and the endocrine system?

Back

They coordinate the tasks of other organs.

Front

What is the primary role of the circulatory system?

Back

To transport blood, nutrients, and oxygen to cells throughout the body.

Front

What is the main function of the respiratory system?

Back

To facilitate the exchange of oxygen and carbon dioxide.

Front

What is the role of the small intestine in digestion?

Back

To absorb nutrients from digested food.

Front

How do the nervous and endocrine systems communicate with the body?

Back

The nervous system uses electrical signals, while the endocrine system uses hormones.

Front

What is the function of villi in the small intestine?

Back

To increase the surface area for nutrient absorption.