Human Body 5th NC EOG Review

Front

Which body system processes foods into a usable source of energy?

Back

Digestive system: The system responsible for breaking down food into nutrients that the body can use for energy.

Front

What is the main organ in the circulatory system?

Back

Heart: The organ that pumps blood throughout the body, supplying oxygen and nutrients.

Front

Which body system sends electrical signals to all other body systems?

Back

Nervous system: The system that transmits signals between different parts of the body, coordinating actions and responses.

Front

The place where two bones meet is called a _______

Back

Joint: The connection point between two bones, allowing for movement.

Front

Which is a function of the cardiovascular system?

Back

To transport gases throughout the body: The cardiovascular system moves oxygen and carbon dioxide between the lungs and the rest of the body.

Front

What is the role of the lungs in the respiratory system?

Back

To exchange gases: The lungs take in oxygen and expel carbon dioxide during breathing.

Front

What is the function of muscles in the muscular system?

Back

To enable movement: Muscles contract and relax to allow movement of the body.

Front

What is the main function of the skeletal system?

Back

To provide structural support: The skeletal system gives shape to the body and protects vital organs.

Front

What is the role of the brain in the nervous system?

Back

To process information: The brain interprets signals from the body and coordinates responses.

Front

What are involuntary muscles?

Back

Muscles that operate without conscious control: Examples include the heart and digestive muscles.