Human Body Systems Final Assessment

Front

What is the chemical reaction that occurs during respiration?

Back

Oxygen breaks down glucose in the cells for energy, and water is the waste product.

Front

What is the instinctive mechanism used by animals to protect themselves in threatening situations?

Back

Fight or Flight.

Front

Where does most chemical digestion and absorption of nutrients take place in the human body?

Back

Small Intestine.

Front

What physiological response occurs when the environment gets cold?

Back

Shivering to increase body temperature.

Front

What is the correct order of organization in the human body from least to most complex?

Back

Cells - Tissue - Organs - Organ System.

Front

What is the primary function of the respiratory system?

Back

To facilitate the exchange of oxygen and carbon dioxide.

Front

What role does the circulatory system play in the human body?

Back

It transports nutrients, gases, hormones, and waste products throughout the body.

Front

What is homeostasis?

Back

The process by which the body maintains a stable internal environment despite changes in external conditions.

Front

What is the function of the digestive system?

Back

To break down food into nutrients that can be absorbed into the bloodstream.

Front

What is the role of the nervous system in response to stimuli?

Back

To detect changes in the environment and coordinate appropriate responses.